237GB Safety Light Curtain for Press Machines GL-RHG Series User's Manual No.
Introduction This user's manual describes handling, operation, and precautionary information for the GL-RHG Series Safety Light Curtain for Press Machines ("GL-RHG"). Read this user's manual thoroughly before operating the GL-RHG in order to understand the device features, and keep this user's manual readily available for reference. Ensure that the end user of this product receives this manual. Symbols The following symbols alert you to important messages. Be sure to read these messages carefully.
Safety Information for GL-RHG Series General precautions DANGER GL-RHG-M-NO0-E • You must verify that the GL-RHG is operating correctly in terms of functionality and performance before the start of machine and the operation of the GL-RHG. • KEYENCE does not guarantee the function or performance of the GL-RHG if it is used in a manner that differs from the GL-RHG specifications contained in this user's manual or if the GL-RHG is modified by the customer.
Precaution on use Operators DANGER • In order to operate the GL-RHG correctly, the responsible personnel and machine operators must fulfill all of the procedures described in this user's manual. • No person other than the responsible personnel and machine operators should be allowed to install or test the GL-RHG. • When performing electrical wiring, always fulfill the electrical standards and regulations for the country or region in which the GL-RHG is used.
Installation DANGER GL-RHG-M-NO0-E • The GL-RHG must be installed only after ensuring the minimum safety distance between the GL-RHG and the hazardous zone or hazard as established by the applicable regulations in the country or region in which the GL-RHG is used. (e.g. EN ISO13855 (ISO 13855) in EU countries) • Choose locations for the installation of the GL-RHG transmitters and receivers so that they are not subject to the effects of light reflected from glossy surfaces in the area.
DANGER • When the reduced resolution function is applied, the detection capability varies according to your configuration. Make sure to accurately calculate the safety distance according to the detection capability, and install the GL-RHG at a distance greater than or equal to the minimum safety distance away from the hazardous zone or hazard.
DANGER • When using PNP output type cables, be sure to connect the load between the OSSD and 0 V to avoid a dangerous situation. If the load is incorrectly connected between the OSSD and +24 V, the logic of the OSSD operation will be reversed and the OSSD will change to an ON state when the GL-RHG detects an interruption in the protective zone. This is a dangerous situation. • When using NPN output type cables, do not cause a short-circuit between the OSSD and 0 V.
Precautions on Regulations and Standards CE Marking Keyence Corporation has confirmed that this product complies with the essential requirements of the applicable EC Directive, based on the following specifications. Be sure to consider the following specifications when using this product in a member state of the European Union. Machinery Directive (2006/42/EC) The GL-RHG is a safety component as established by the European Union's Machinery Directive (2006/42/EC) Annex V.
Type examination for "press machine and shearing machine safety device" GL-RHG has passed the "Type examination" based on the Industrial Safety and Health Law, Article 44-2. • Type approval certificate number: TA548 (Press machine) TA552 [Shearing machine (Paper cutting machine)] Other standards The GL-RHG has been designed in consideration of the following standards and regulations. For details regarding the following standards, contact the third-party certification organization, such as UL or TÜV.
Software License Agreement The use of [Safety Device Configurator, GL-R configurator, SL-V Configurator] (hereinafter referred to as [this software]) is subject to the terms outlined in this software license agreement (hereinafter referred to as [this agreement]) and to the customers consent to this agreement. The customer's use or duplication of this software, in whole or in part, constitutes the customer's consent to enter into this agreement.
Table of Contents Introduction Symbols Safety Information for GL-RHG Series ............................................................................... 1 General precautions ....................................................................................................................... 1 Precaution on use ........................................................................................................................... 2 Testing and maintenance ...........................................
Chapter 3 3-1 Installation to a Machine Correct Installation Method .................................................................................... 3-2 Transmitter and receiver orientation ............................................................................................ 3-2 Mounting position ........................................................................................................................ 3-3 3-2 Safety Distances ......................................................
Chapter 5 5-1 Indicators Function Indicators and 7-segment Display ......................................................... 5-2 Function indicators ...................................................................................................................... 5-2 7-segment display ....................................................................................................................... 5-3 5-2 Center Indicator ..........................................................................
Chapter 7 7-1 Specifications and Dimensions Nomenclature of Model Name ................................................................................ 7-2 Transmitter and receiver unit ....................................................................................................... 7-2 Cable ........................................................................................................................................... 7-2 7-2 Specifications ..............................................
1 Before Use GL-RHG-M-NO1-E 1-1 Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 1-2 Part Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1 1 Products Light curtain unit Before Use • GL-RHG transmitter (Transmitter) × 1 • GL-RHG receiver (Receiver) × 1 • Test piece Diameter of 25 mm, Length of 200 mm × 1 • Instruction manual Cables Point • Each model is connected to one cable. Therefore, at least two cables are needed as a system, one for the transmitter and another for the receiver. • All cables can be used for both the transmitter and receiver.
1-1 Products 1 Unit connection cable (for extension use) Shape Model 5-core: M12 connector (5 pins, male) 7-core: M12 connector (8 pins, male) 11-core: M14 connector (12 pins, male) Number of core GL-RPC03P 5 GL-RPC03PS 7 GL-RPC03PM 11 GL-RPC03N 5 GL-RPC03NS 7 GL-RPC03NM 11 Length Before Use Used together with the extension cable. Output type PNP 0.3 m NPN Extension cable Used together with the unit connection cable for extension use.
1-1 Products 1 Cable length specification Before Use 1. Optical synchronization system, wire synchronization system The sum of the length of unit connection cable and extension cable must be 30 m or less. This limitation applies separately to the entire transmitter cable setup and the entire receiver cable setup. There is no limitation for the total length of series connection cables when the GL-RHG is connected in series. 2.
1-1 Products 1 Mounting brackets Before Use "3-7 Mounting Brackets" (page 3-17) Adjustable angle mounting bracket (GL-RB01) Materials: SPHC Straight mounting bracket (GL-RB11) Materials: SPHC Adjustable angle mounting bracket (GL-RB02) Materials: SPHC L-shaped mounting bracket (GL-RB12) Materials: SPHC No dead zone mounting bracket (GL-RB21) Materials: Zinc die-cast GL-RHG-M-NO1-E 1-5
1-1 Products 1 Antivibration bracket Before Use "3-7 Mounting Brackets" (page 3-17) Antivibration bracket for the adjustable angle mounting bracket (GL-RB32) Materials: SPHC, EPDM Point Antivibration bracket for the straight mounting bracket (GL-RB31) Materials: EPDM If the length for a single GL-RHG unit is 1280 mm or greater, use the following antivibration bracket additionally as an intermediate support bracket.
1-1 Products 1 Software and Interface Unit Before Use Required options when monitoring GL-RHG on a PC "Chapter 6 Monitoring method Using the Configuration Software" (page 6-1) Point Configuration data created by the configuration software cannot be uploaded to GL-RHG. The configuration software can only monitor GL-RHG. Configuration software The configuration software can be downloaded from the KEYENCE website. http://www.keyence.
1-2 1 Part Description Transmitter Before Use Top Receiver Back side Beam center-line mark End cover Center Indicators 7-segment display Function indicators Beam center-line mark Bottom Setting switch (2 switches) Connector for the unit connection cable Setting switch (6 switches) Connector for the interface unit (GL-R1UB) *1 The side where the end cover has already been installed at shipment is the top side.
1-2 Part Description 1 Setting switch Receiver 6 ON (Green) when all beam axes are clear (Default). 6 6 Center indicator OFF when all beam axes are clear. (Green OFF) Not in use 4 4 5 5 2 2 Channel 1 1 DANGER Point Do not change from the default position. 3 3 1 Channel B Use Channel for light interference prevention when optical synchronization system is applied.
1-2 Part Description 1 Beam center-line: An optical path joining the optical center of the emitting element on the transmitter to Before Use the optical center of the corresponding receiving element on the receiver. The GL-RHG must be installed so that the beam center-line mark on the transmitter and that on the receiver face one another and are located at the same height. Protective height: The height from the top beam center-line to the bottom beam center-line (length).
2 Functions and Features GL-RHG-M-NO2-E 2-1 Wiring System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2-2 Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4 2-3 OSSD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5 2-4 External Device Monitoring (EDM Function). . . . . . . . . . . . 2-6 2-5 Temporary Suspension of Safety Function . . . . . . . . . . . .
2-1 Wiring System The following three types of wiring systems and the series connection are available in the GL-RHG series. 2 Wiring system Functions and Features Wiring system Optical synchronization system Transmitter Receiver One-line system Transmitter Receiver Wire synchronization system Transmitter Receiver Wiring diagram Advantage • All functions of the GL-RHG • Wiring is not needed between • Simplified wiring. • The unit connection cable is are available. the transmitter and receiver.
2-1 Wiring System Series connection Up to three GL-RHG units can be serially connected and used as a single light curtain. The series conoptional part.
2-2 Functions The wiring system and the type of cable used with the GL-RHG determine the functions that can be used.
2-3 OSSD The OSSD is a safety-related control output. It connects to an external device (load), such as an FSD or MPCE. The GL-RHG generates self-diagnosis signals on its internal control circuit to perform diagnostics on the output circuit (OSSD). These signals periodically force the OSSD into a temporary OFF state when If the internal control circuit receives a feed-back signal (OFF signal) based on the self-diagnosis, the GL-RHG determines that its output circuit is operating normally.
2-4 External Device Monitoring (EDM Function) EDM (External Device Monitoring) is a function of the GL-RHG that monitors the state of the control devices which are externally connected to the GL-RHG. The GL-RHG can detect a fault, such as welded 2 contacts on external devices, as long as the EDM function is activated. Functions and Features See "Functions" (page 2-4) for the information of wiring system and cable type to activate this function.
2-5 Temporary Suspension of Safety Function Muting function The muting function is used to temporarily suspend the GL-RHG's safety functions while the GL-RHG sysdevices must be connected to the muting input terminal on the GL-RHG. In addition, the configuration software provides the user with the opportunity to select the beam axes to be in the muted condition. See "Functions" (page 2-4) for the information of wiring system and cable type to activate this function.
2-5 Temporary Suspension of Safety Function 2 Devices used for muting function Muting device Functions and Features • The muting device output must be N.O. (normally open). • A PNP output muting device is required when using the PNP output type cable and an NPN output muting device is required when using the NPN output type cable. The muting device must be capable of 2 to 3 mA current. • Do not use one muting device with multiple outputs in place of two or more muting devices.
2-5 Temporary Suspension of Safety Function Time chart 2 ON Muting input 1 OFF Functions and Features 5 ms max. ON Muting input 2 OFF T1 No limit T1 5 ms max. Muted condition Not muted condition Light ON Muting lamp Light OFF GL-RHG Clear Within 5 min 90 ms max. 90 ms max. Within 5 min 90 ms max. 90 ms max. Blocked ON OSSD OFF Response time (ON to OFF) Response time (OFF to ON) T1: 0.
2-5 Temporary Suspension of Safety Function 2 Example: Muting function with 2 muting devices (Sensors) The following is an example of the muted condition while the workpiece is passing through the detection Functions and Features area of the GL-RHG. In this example, 2 retro-reflective photoelectric sensors are used as the muting devices (ON when the beam from the sensor is blocked).
2-5 Temporary Suspension of Safety Function Explanation Safety zone (1) The workpiece is approaching the Hazardous zone Sensor A2 protective zone but the GL-RHG Reflector does not go into the muted condi- Beam axis tion because both muting input 1 and 2 are OFF. At this point, the Workpiece GL-RHG continues normal opera- Movement tion and OSSD goes OFF if the GL-RHG gets interrupted.
2-5 Temporary Suspension of Safety Function Wiring the muting inputs 2 When using the PNP output cable When using the NPN output cable Short-circuit current: 2.5 mA Functions and Features GL-RHG Transmitter Brown +24 V Sensor A1 Pink Short-circuit current: 2.
2-5 Temporary Suspension of Safety Function Example: Muting function with 4 muting devices The following is an example of the muted condition while the workpiece is passing through the detection (ON when the beam is blocked). Setup conditions All 4 of the following conditions must be met in order to ensure the continuous muted condition while the workpiece is passing through the detection area.
2-5 Temporary Suspension of Safety Function Explanation 2 Safety zone Functions and Features Sensor A2 Hazardous zone Sensor B1 Receiver Sensor B2 Sensor A1 (1) The workpiece is approaching the protective zone but the GL-RHG does not go into the muted condition because all of the sensors are OFF. At this point, the GL-RHG Beam axis Workpiece continues normal operation and the OSSD goes OFF if the GL-RHG gets interrupted.
2-5 Temporary Suspension of Safety Function Safety zone Sensor A2 (3) The workpiece interrupts the beam Hazardous zone Sensor B1 Receiver Sensor B2 Sensor A1 of sensor A1 first, and then interrupts the beam of A2. Then, the dition and the OSSD does not turn off even if the GL-RHG detects an interruption. Workpiece V Movement Beam axis Transmitter GL-RHG Safety zone Sensor A2 Sensor A1 (4) The workpiece is passing through Hazardous zone the detection area of the GL-RHG.
2-5 Temporary Suspension of Safety Function Wiring the muting inputs 2 When using the PNP output cable When using the NPN output cable Short-circuit current: 2.5 mA Functions and Features Brown GL-RHG Transmitter Short-circuit current: 2.
2-5 Temporary Suspension of Safety Function Example: Muting function with 2 muting devices (Switches) The following is an example of the muted condition while the mold is going upward or at the top dead Setup conditions All 4 of the following conditions must be met in order to ensure the continuous muted condition while the mold is going upward or at the top dead center. Switches A1 and A2 Switch A1 must be N.O.
2-5 Temporary Suspension of Safety Function Explanation 2 Switch A1 Switch A2 (1) The GL-RHG is not muted when the mold is at or stays at the bottom dead center of the press cycle. At this point, the GL-RHG continues normal Functions and Features operation and the OSSD goes OFF if the GL-RHG gets interrupted.
2-5 Temporary Suspension of Safety Function Wiring the muting inputs When using the PNP output cable Brown Switch A1 Pink Pink GL-RHG Transmitter (Muting input 1) (Muting input 2) Switch A2 (Muting input 1) Red/Black Red/Black Blue 0V (Muting input 2) Point Switch A1 Switch A2 The output type of the switch or sensor used as the muting device must be the same as the cable used. Example: PNP output if PNP cable is used, or NPN output if NPN cable is used.
2-5 Temporary Suspension of Safety Function 2 Override function During normal operation, the OSSD goes to an OFF state if the muting function is deactivated and an Functions and Features interruption remains in the protective zone of the GL-RHG. The OSSD OFF state will remain until the obstruction is removed. The Override Function allows a temporary manual suspension of the GL-RHG safety functions. This makes it possible to remove the obstruction remaining in the protective zone of the GL-RHG.
2-5 Temporary Suspension of Safety Function DANGER Conditions for initiation of override The override condition is initiated if all of the following conditions are met and the wait input goes to the ON state within 0.04 to 1 s after the override input turns ON. • The GL-RHG is not an error condition. • OSSD is in the OFF state. • GL-RHG detects interruption in the protective zone. (One or more beam axis is blocked.) • Either of muting inputs, or both, turns ON state.
2-6 Wait Input Function The wait input is a NON-SAFETY-RELATED function. 2 This function puts the OSSD into an OFF state through a signal from an external device (non safetyrelated device). Functions and Features See "Functions" (page 2-4) for the information of wiring system and cable type to activate this function. How to use (1) The signal from the external non safety-related control device is connected to the wait input. When this signal is ON, the OSSD of the GL-RHG goes to OFF.
2-7 Non Safety-Related Outputs The outputs other than the OSSD are "non safety-related outputs" which inform a PLC or similar nonsafety devices of the operations of the GL-RHG. All non safety-related outputs other than the muting lamp output can be connected to both PNP and NPN depending on the connected device. On the other hand, the muting lamp output is an NPN open collector output.
2-7 Non Safety-Related Outputs 2 Error output (Transmitter, black wire) The error output is activated if the GL-RHG goes to the error condition. Functions and Features See "Functions" (page 2-4) for the information of wiring system and cable type to activate this function. Time chart ON Error condition OSSD OFF ON (1) OFF Error output ON (2) OFF 60 ms max.
3 Installation to a Machine GL-RHG-M-NO3-E 3-1 Correct Installation Method . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 3-2 Safety Distances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4 3-3 Light Interference Prevention Method . . . . . . . . . . . . . . . . 3-11 3-4 Installation Distance from Glossy Surfaces . . . . . . . . . . . 3-13 3-5 Cable Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1 Correct Installation Method Transmitter and receiver orientation • The GL-RHG receiver and transmitter must be aligned in the same plane. The cables must exit from the 3 same end of the light curtain. • The GL-RHG must be installed so that the indicators on the transmitter and receiver face one another Installation to a Machine and are located at the same height.
3-1 Correct Installation Method Mounting position Correct position • The machine operators are only able to approach the hazardous zone or hazards by passing through the protective zone of the GL-RHG. ardous zone or hazard. Safe Safe Additional protective measures Incorrect position • The machine operator can access the hazardous zone or hazards without passing through the protective zone of the GL-RHG.
3-2 Safety Distances The safety distance is the minimum allowable mounting distance between the GL-RHG and the hazard point, which allows complete stoppage of hazardous motion before an individual reaches the hazard point. The starting point (origin) for the safety distance must be the center line of the GL-RHG's surface. (See below figure.) 3 The following safety distance calculations are for cases where the protective zone is perpendicular to the Installation to a Machine direction of approach.
3-2 Safety Distances Example 1: ISO13855 (EN ISO13855) Safety distance calculation according to ISO13855:2010 (EN ISO1385:2010) (in a case where the protective zone is perpendicular to the direction of approach) 3 Equation A: S = (K × T) + C : Safety distance (mm) K : Approach speed of the body or parts of the body into the protective zone (mm/s) T : Overall system stopping performance (s) (T= t1 + t2) t1 : GL-RHG maximum response time "Response time (OSSD)" (page 7-5) t2 : Maximum time required
3-2 Safety Distances Example 2 :ANSI B11.19-2010 Safety distance calculation according to ANSI B11.19-2010 (in a case where the protective zone is perpendicular to the direction of approach) 3 Equation: Ds = (K × T) + Dpf Installation to a Machine Ds : Safety Distance (inch) K : The maximum speed that an individual can approach the hazard T : The total time that it takes for the hazardous motion to stop, or for the hazardous portion of the machine cycle to be completed.
3-2 Safety Distances Example 3 :ANSI/RIA R15.06-1999 Safety distance calculation according to ANSI/RIA R15.
3-2 Safety Distances Example 4 When using GL-RHG as safety device for press machine in Japan Safety distance calculation according to the Standard for power press machine The following is the safety distance calculation formula described in Article 43 of "Standard for the mechanical structure of power presses (Notification of the Ministry of Health, Labour and Welfare No. 4 dated at January 12, 2011)" based on Article 42 of the Industrial Safety and Health Act.
3-2 Safety Distances z Safety light curtain installation position (for machine press) D Slide : Slide adjustment amount Top optical : Length of strokes axis position A : Die height S : Minimum die height S : Safety distance A : 75mm or less (If the length exceeds 75 mm, an additional HD HD - A guard, etc. must be installed.
3-2 Safety Distances Example 6 When using GL-RHG as safety device for press machine in China Safety distance calculation according to GB4584: 2007 3 For a press machine of which the slide can stop at any position Installation to a Machine Equation S=K×T+C S : Safety distance (mm) K : Speed when a body or part of body approaches the danger zone (mm/s.) When the light curtain is installed horizontally, use 1600 mm/s.
3-3 Light Interference Prevention Method When more than one GL-RHG systems are installed, the OSSD may go to the OFF-state by the light interference between GL-RHG units. There are three light interference prevention methods as follows. 3 When wire synchronization or one-line system is applied The light interference prevention function automatically reduces mutual interference between GL-RHG units.
3-3 Light Interference Prevention Method Interference due to installation 3 If more than three GL-RHG systems are installed and not connected in series, they should be installed according to the following information. (1) Install shielding Receiver (3) Tandem installation: Alternate the transmitter and receiver sides.
3-4 Installation Distance from Glossy Surfaces If there is a glossy surface around the GL-RHG, the GL-RHG may be affected and may not detect an interruption in the protective zone. To avoid this problem, installation must be done according to the following: Safe 3 Dangerous A=2.
3-5 Cable Installation Cables must be installed to the GL-RHG before the mounting brackets are installed. 3 Overview Installation to a Machine Optical/wire synchronization system One-line system Series connection cable Unit connection cable Unit connection cable (for extension use) + Extension cable * The unit connection cable can not be connected on the upper part of the GL-RHG. DANGER NOTICE 3-14 • Do not remove the black gasket installed on the connector.
3-5 Cable Installation Cable connection to the lower part of the GL-RHG (The unit connection cable and extension cable) Reference The unit connection cable and extension cable can be used for both the transmitter and receiver. 3 Installation to a Machine M3 cross slot screws (Recommended tightening torque of 0.3 N•m) Cable connection to the upper part of the GL-RHG (The series connection cable) Reference The series connection cable can be used on both the transmitter and receiver.
3-6 Point Attaching the Cable Protection Pipe When using GL-RHG as a press machine and sharing machine (paper cutting machine) safety device in Japan, make sure to use cable protection pipes. "Cable protection pipe" (page 1-4) 3 Installation to a Machine 1 Cut the protection pipes according to the length of cables for use. Protection pipe 2 Insert the protection pipe to the cable. The protection pipe has a slit. Open the slit and insert the cable.
3-7 Mounting Brackets DANGER Connect the cables to the GL-RHG before connecting the mounting brackets. If the mounting brackets are connected before the cables, the cable may be disconnected or poor connection. "Cable Installation" (page 3-14) Adjustable angle mounting bracket (GL-RB01/GL-RB02) Point 1 If the length for a single GL-RHG unit is 1280 mm or greater, use the antivibration bracket for the adjustable angle mounting bracket additionally as an intermediate support bracket.
3-7 Mounting Brackets Straight mounting bracket (GL-RB11) / L-shaped mounting bracket (GL-RB12) Point 3 Installation to a Machine 1 If the length for a single GL-RHG unit is 1280 mm or greater, use the following antivibration bracket additionally as an intermediate support bracket. • If you use Straight mounting bracket, use Antivibration bracket for the straight mounting bracket. • If you use L-shaped mounting bracket, use L-shaped mounting bracket as an antivibration bracket.
3-7 Mounting Brackets No dead zone mounting bracket (GL-RB21) Point Install the no dead zone mounting bracket to the machine. The screws for installation on the machine are not supplied. Please acquire on your own.
3-7 Mounting Brackets Antivibration bracket for the adjustable angle mounting bracket (GL-RB32) If the length for a single GL-RHG unit is 1280 mm or greater, and you use the adjustable angle mounting 3 bracket or no dead zone mounting bracket, use the antivibration bracket for the adjustable angle mounting bracket additionally as an intermediate support bracket. Installation to a Machine For more information about the mounting position, see 1 "Dimensions" (page 7-10).
3-7 Mounting Brackets Antivibration bracket for the straight mounting bracket (GL-RB31) If the length for a single GL-RHG unit is 1280 mm or greater, and you use the straight mounting bracket, use the antivibration bracket for the straight mounting bracket additionally as an intermediate support bracket. 1 "Dimensions" (page 7-10). Install the hexagon socket bolts and spacers to the machine. The bolts and spacers are delivered with the bracket. (Recommended tightening torque of 4N•m).
3-8 Optical Alignment Ensure the following prior to optical alignment 3 • No interruption in the protective zone of the GL-RHG. • The surface of the transmitter and the receiver are clean. Installation to a Machine Alignment procedure 1. Both the transmitter and receiver must be installed facing each other. Adjust the angle of the mounting brackets until the center indicators lights up green. The top and bottom center indicators show the light reception status of the top and bottom beam axes.
4 Wiring GL-RHG-M-NO4-E 4-1 Precautions on Wiring and Power Supply . . . . . . . . . . . . . 4-2 4-2 I/O Circuit Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 4-3 Cable Color and Pin Position . . . . . . . . . . . . . . . . . . . . . . . . 4-4 4-4 Cable Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6 4-5 Examples of Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-1 4 Wiring DANGER Precautions on Wiring and Power Supply • The two OSSD outputs provided in the GL-RHG must both be used to establish a safetyrelated machine control system. Establishing a safety-related machine control system with just one OSSD output cannot be done because a potential OSSD output malfunction could result in significant harm to the machine operators, including serious injury or death. • When using PNP output cables, do not cause a short circuit between the OSSD output and +24 V.
4-2 I/O Circuit Diagram Output circuit (PNP type cable) Brown Output circuit (NPN type cable) Brown +24 V Main circuit Blue Black or White 0V Blue Input circuit (PNP type cable) Brown Main circuit 0V Input circuit (NPN type cable) Brown +24 V Main circuit (Input line) Blue 4 Wiring External devic Main circuit External devic Black or White +24 V (Input line) Blue 0V +24 V 0V Non safety-related output circuit (NPN Cable / PNP Cable) Brown (Output wire) +24 V External device Mai
4-3 Cable Color and Pin Position Point • When the synchronization wires are not connected, the GL-RHG operates in optical synchronization system. "Wiring System" (page 2-2) • When optical synchronization system or one-line system is applied, the input and output functions on the transmitter are not available.
4-3 Cable Color and Pin Position 11-core cable Assigned function Pin No Wire Color 1 White Wait input OSSD2 2 – (Not in use) (Not in use) Transmitter Receiver Black Error output OSSD1 Yellow Override input RESET input 5 Orange Synchronization 1 (RS485_+) Synchronization 1 (RS485_+) 6 Orange/Black Synchronization 2 (RS485_–) Synchronization 2 (RS485_–) 7 Blue 0V 0V 8 Red Muting lamp output AUX (auxiliary) output EDM input 9 Red/Black Muting input 2 10 Brown +24 V +
4-4 Cable Specification (1) Cable length 1. Optical synchronization system and wire synchronization system The sum of the length for the unit connection cable and extension cable must be 30 m or less. This limitation applies separately to the entire transmitter cable setup and the entire receiver cable setup. There is no limitation for the total length of series connection cables when the GL-RHG is 4 connected in series. Wiring 2.
4-5 NOTICE Examples of Wiring If any input or output wires remain open (completely disconnected), they must be capped.
(0 V) Blue (FE) Grey (FE) Grey R1 (0 V) Blue (FE) Grey (2) NPN output cable (FE) Grey R2 (0 V) Blue (OSSD2) White (OSSD1) Black (+24 V) Brown (+24 V) Brown (Not in use) Black R1 (OSSD2) White (OSSD1) Black (+24 V) Brown (+24 V) Brown (Not in use) Black (Not in use) White (0 V) Blue (FE) Grey (FE) Grey (0 V) Blue (OSSD2) White (OSSD1) Black (+24 V) Brown (+24 V) Brown (Not in use) Black R2 (Not in use) White R2 (0 V) Blue (OSSD2) White (OSSD1) Black (+24 V) Brown (+24 V)
4-5 Examples of Wiring Transmitter: 5-core cable, Receiver: 11-core cable, EDM input used (1) PNP output cable *1 Receiver Transmitter When not using the reset input to reset from an error condition, insulate the yellow wire of the receiver.
4-5 Examples of Wiring One-line system Transmitter: Series connection cable, Receiver: 5-core cable (0 V) Blue (FE) Grey (0 V) Blue (FE) Grey (OSSD2) White (+24 V) Brown (OSSD1) Black Receiver Transmitter Wiring R1 R2 (2) NPN output cable R1 4-10 (OSSD2) White (+24 V) Brown Receiver Transmitter (OSSD1) Black 4 (1) PNP output cable R2 GL-RHG-M-NO4-E
4-5 Examples of Wiring Transmitter: Series connection cable, Receiver: 11-core cable EDM input used (1) PNP output cable When not using the reset input to reset from an error condition, insulate the yellow wire of the receiver. *1 When not using the reset input to reset from an error condition, insulate the yellow wire of the receiver.
4-5 Examples of Wiring Wire synchronization system Different core number cables can be used for the transmitter and receiver at the same time. For example, using the 11-core cable for the transmitter and 7-core cable for the receiver.
P1 P2 GL-RHG-M-NO4-E Black*2 S3 *2 NPN output Black*2 K1; K2 K3 K1 OUT K2 K2 K1 S2 K2 (Not in use) Pink S2 (Reset input) Yellow K1 (Not in use) Pink (Reset input) Yellow (EDM input) Red/Black (AUX output) Red (FE) Grey (0 V) Blue (OSSD2) White (OSSD1) Black (+24 V) Brown (+24 V) Brown (Error output) Black (Wait input) White (0 V) Blue (FE) Grey (Muting lamp output) Red (Override input) Yellow (Muting input 1) Pink (Muting input 2) Red/Black K2 (EDM input) Red/Black *1 (F
P2 4-14 P1 Black*2 S3 Black*2 R1 R2 (Not in use) Pink R2 (Reset input) Yellow (EDM input) Red/Black *1 (Not in use) Pink (Reset input) Yellow (EDM input) Red/Black (AUX output) Red (FE) Grey (0 V) Blue *1 (AUX output) Red (FE) Grey (0 V) Blue (OSSD2) White (OSSD1) Black (+24 V) Brown (+24 V) Brown (Error output) Black (Wait input) White (0 V) Blue (FE) Grey (Muting lamp output) Red (Override input) Yellow (Muting input 1) Pink (Muting input 2) Red/Black R1 (OSSD2) White (OSS
5 Indicators GL-RHG-M-NO5-E 5-1 Function Indicators and 7-segment Display . . . . . . . . . . . . 5-2 5-2 Center Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-1 Function Indicators and 7-segment Display Transmitter Receiver 7-segment display Function indicator 5 Indicators Function indicators Transmitter Name POWER (Orange) MUTE (Orange) * Indicator Receiver Description Light ON Power ON (Transmitter) Light OFF Power OFF (Transmitter) Light ON Muted condition or Override condition Blinking slowly Muting input 1 ON Blinking Muting input 2 ON or Muting input 1 ON and Muting input 2 ON Light OFF Muting input 1 OFF and Muting input 2 OFF Name
5-1 Function Indicators and 7-segment Display 7-segment display Upon power-up The segment LEDs light up in the following sequence during start-up according to the synchronization between the transmitter and receiver (approx. 2.5 seconds or less). Wire synchronization system or one-line system Optical synchronization system Channel 0 Channel A Channel B 5 Indicators During normal operation (other than error condition) Condition Display Wait input is activated. Muting input 1 is activated.
5-2 Center Indicator Overview Center indicators are present on both the transmitters and receivers.
6 Monitoring method Using the Configuration Software Point GL-RHG-M-NO6-E Configuration data created by the configuration software cannot be uploaded to GL-RHG. The configuration software can only monitor GL-RHG. 6-1 Before Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2 6-2 Installing the configuration software. . . . . . . . . . . . . . . . . . 6-3 6-3 Connecting the GL-RHG Main Unit and PC. . . . . . . . . . . . . 6-5 6-4 Main Screen Part Names. . . . . . .
6-1 Before Use About the configuration software The configuration software integrates the safety device configuration software made by KEYENCE. The consists of the following two software applications. • Safety light curtain GL-R Series configuration software . • Safety light curtain SL-V configuration software .
6-2 Installing the configuration software This section describes how to install the configuration software. Before Installation Check the following before installation. Point Backing up the data is recommended in case of accidents such CD-ROM damage, etc. Free space on the hard disk The configuration software can be installed only on a hard disk drive. 30 MB of hard disk space at the has not been installed.) If the hard disk space is insufficient, secure the space beforehand.
6-2 Installing the configuration software Installation Procedure Execute "setup.exe" stored in the downloaded file. After that, start installation according to the instruction of the installation program. When installation ends successfully, the following three software applications are installed. • Integrated software . • GL-R configuration software . • SL-V configuration software .
6-3 Connecting the GL-RHG Main Unit and PC Point • To connect the GL-RHG main unit to the PC, the optional interface unit GL-R1UB and the [A : miniB] type of USB cable are necessary. "Software and Interface Unit" (page 1-7) • Only one interface unit can be connected to one computer.
6-3 Connecting the GL-RHG Main Unit and PC Connection Method DANGER 1 • Do not remove the black packing attached to the connector cover. If this packing is removed, the protection structure IP65/67 rating cannot be guaranteed. • Tighten the screw of the connector cover securely with the recommended tightening torque. If the recommended tightening torque is not achieved, IP67 cannot be guaranteed. Loosen the screws on the cover of the GL-RHG receiver's interface port and remove it.
6-4 Main Screen Part Names This section describes the part names and functions of the main screen. Menu bar Tool bar Tab 6 Main area Monitoring method Using the Configuration Software Menu bar This bar indicates the functions available within the software. Tool bar This bar contains frequently used functions. Icon Description Create a new configuration file. "When "Create a new configuration file" is selected" (page 6-10) Read out the created configuration file.
6-4 Main Screen Part Names Tab Click the tab to switch the items that can be set in the main area. Item 6 Description Home tab Initial screen where each function setting, monitor and usable functions are easily viewed. Clicking an image illustration can switch the main area. Configuration tab The main area is switched to the screen where the settings for safety function and non-safety function can be made.
6-5 Starting and Exiting the GL-R Configurator Starting the Start the according to the following procedure. Point 1 Only one window can be run at a time. Double-click the [KEYENCE Safety Device Configurator] shortcut icon on the desktop. If the icon is not present on the desktop, select [All Programs (or Programs)] [Safety Device Configurator] or [GL-R Configurator] in [Keyence Applications].
6-5 Starting and Exiting the GL-R Configurator When "Create a new configuration file" is selected When "Create a new configuration file" is selected, the [Unit configuration] dialog box appears. When entering the model information for configuration, the GL-R configurator starts with the default value for each setting.
6-5 Starting and Exiting the GL-R Configurator When reading the created configuration files When "Open a configuration file." is selected, the [Open] dialog box appears. 6 Exiting the To exit the , select [File] [Exit] on the menu. If the configuration contents have been changed, the confirmation dialog box is displayed to confirm if the changed settings should be saved or not.
6-6 Saving the Configuration Data Created configuration contents can be saved on the PC. Saved configurations can be loaded later. Saving the configuration data 1 From the menu, select [File (F)] [Save as (A)]. The [Save As] dialog box appears. 6 Monitoring method Using the Configuration Software 2 Enter the file name, and click the [Save (S)] button. The configuration file is saved at the location specified for [Save in].
6-7 Configuration Tab Point Configuration data created by the configuration software cannot be uploaded to GL-RHG. The configuration software can only monitor GL-RHG. Clicking the function button in the sub panel will change the color of the function button to blue. Each setting can be made on the main panel. For details of the configuration tab, refer to "GL-R User's Manual".
6-8 Monitor Tab Allows the GL-RHG status to be monitored. Also, the non-safety outputs can be forcibly turned ON/OFF to confirm operation. "Non Safety-Related Outputs" (page 2-23) Main panel (1) Operation display 6 Monitoring method Using the Configuration Software Function button (2) Item (3) Description Operation display This displays the operation status of the GL-RHG main unit.
6-8 Monitor Tab I/O monitoring Main panel Output test (1) (2) (3) 6 Item Monitoring content Item Monitoring content I/O monitoring Receiver* I/O monitoring Transmitter* Muted condition monitoring Muting inputs sequence * This shows the ON/OFF status of each input/output. If the status is ON, the indicator lights in green. If the status is OFF, the indicator turns off. This shows whether the muting input and muting time satisfy the set muting conditions.
6-8 Monitor Tab OFF information Point If the power supplied to the GL-RHG main unit is turned off, the OFF information is erased. Amount of received light monitoring area 6 Monitoring method Using the Configuration Software Item (Detected position selection button) Description The beam axis No. which causes the OSSD OFF state is displayed with emphasis in the "Amount of received light monitoring area". (Number) OSSD OFF occurrences are displayed.
6-8 Monitor Tab Error information Point If the power supplied to the GL-RHG main unit is turned off, the Error information is erased. "Error history" is not erased. "Error history" (page 6-19) 6 Monitoring method Using the Configuration Software Item Description (Number) If multiple errors occur, numbers are assigned in the order of error occurrence. Up to 128 errors are displayed. (The 129th error and subsequent errors are not displayed.) (Error details) This displays the error details.
6-9 Other Functions This section explains functions that can only be performed from the menu bar. Point When monitoring the GL-RHG status ("Monitoring tab" is open.), selectable items are limited. File (F) Locking the configuration file 6 If the configuration file "xxxx.gld" is locked, each configuration for the file cannot be changed. From the menu, select [File(F)] [Lock File].
6-9 Other Functions Communication (C) Verifying the configuration From the menu, select [Communication (C)] [Verification (V)]. Verify the configuration data currently being edited and the configuration data in the GL-RHG Series main unit. When the verification is complete, the results are displayed on the [Verification results] window. 6 From the menu, select [Communication (C)] [Error History (E)]. The [Error history] dialog box appears. Up to 128 error history occurrences saved.
6-9 Other Functions Log-in authentication (A) Changing the password If you forget the password GL-RHG password cannot be changed. Therefore, the above two menus cannot be used. Language (L) 6 The display language for the GL-R Configurator can be switched. Monitoring method Using the Configuration Software Japanese From the menu, select [Language (L)] [Japanese (J)]. The display language for the GL-R Configurator is set to Japanese.
7 Specifications and Dimensions GL-RHG-M-NO7-E 7-1 Nomenclature of Model Name . . . . . . . . . . . . . . . . . . . . . . . 7-2 7-2 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3 7-3 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-1 Nomenclature of Model Name Transmitter and receiver unit G L – R 1 2 HG – T The number of beam axe Example: "08" means 8 axes, "96" means 96 axes H : Minimum detectable object is 25 mm, Hand protection type G : GB4584, Compliant type of construction code for safety device for press machine 7 T : Transmitter Specifications and Dimensions R : Receiver Cable G L – RPC 5 PM P : Unit connection cable PC : Unit connection cable (for extension use) C : Extension cable S : Series connection cabl
7-2 Specifications Specifications Model Beam axis spacing/Lens diameter Detection capability Operating distance Effective aperture angle Light source Response time OSSD operation Synchronization between the transmitter and receiver Light interference prevention function Supplemental output (Non-safetyMuting lamp output related output) EDM input Wait input Input Reset input Muting input 1, 2 Override input Power voltage Power supply Current consumption Protection circuit Environmental resistance Mat
7-2 Specifications Parameter for IEC61508 T1 (Proof test interval) 20 years Hardware fault tolerance 1 Type of element Type B Failure response time within a response time Safe state OSSDs are in OFF-state PFHd (average frequency ofa dangerous failureper hour) Model 7 Specifications and Dimensions 1.86×10-9 GL-R12HG 2.01×10-9 GL-R16HG 2.10×10-9 GL-R20HG 2.25×10-9 GL-R24HG 2.34×10-9 GL-R28HG 2.48×10-9 GL-R32HG 2.58×10-9 GL-R36HG 2.72×10-9 GL-R40HG 2.81×10-9 GL-R44HG 2.
7-2 Specifications Response time (OSSD) Units: ms Response time (OSSD) Model Wire synchronization, One-line or Optical synchronization system (Channel 0) Optical synchronization system (Channel A or B) ONOFF OFFON *1 All blockedON *2 ONOFF OFFON *1 All blockedON *2 GL-R08HG 6.6 48.7 63.1 6.9 49.1 64.2 GL-R12HG 6.6 48.7 63.1 7.4 49.9 66.3 GL-R16HG 6.6 48.7 63.1 8.1 50.9 69.1 GL-R20HG 6.6 48.7 63.1 8.8 52.0 71.9 GL-R24HG 7.0 49.3 64.9 9.5 53.0 74.
7-2 Specifications Current consumption Units: mA Model 7 Current consumption (Max.
7-2 Specifications Cable Unit connection cable Units: g Model Weight GL-RP5P 200 GL-RP5PS 215 GL-RP5PM 240 GL-RP10P 400 GL-RP10PS 430 GL-RP10PM 480 GL-RP5N 200 GL-RP5NS 215 240 GL-RP10N 400 GL-RP10NS 430 GL-RP10NM 480 Units: g Model Weight GL-RPC03P 25 GL-RPC03PS 30 GL-RPC03PM 35 GL-RPC03N 25 GL-RPC03NS 30 GL-RPC03NM 35 Series connection cable Units: g Model Weight GL-RS008 16 GL-RS015 20 GL-RS05 40 GL-RS1 70 GL-RS3 165 GL-RS5 260 GL-RS10 520 7
7-2 Specifications Dedicated Safety Reley for the GL-R Series Units: g Model GL-T11R Weight 310 Packaged items and materials Transmitter and receiver Type Model 7 Specifications and Dimensions Hand protection type GL-RHG Packaged item Number of items Transmitter 1 Receiver 1 Material Unit case: Aluminum, Upper/Lower case: Nylon (GF30%), Front cover: Polycarbonate/SUS304 Test piece (25 mm, L 200 mm) 1 Instruction manual 1 ABS – Number of items Material Cable Type Unit connection
7-2 Specifications Mounting bracket and antivibration bracket Type Adjustable angle mounting bracket Adjustable angle mounting bracket Number of items Material Assembled bracket 2 Bracket/Nut: SPHC, Hexagon socket bolt: Iron (Trivalent black) Instruction manual 1 – Assembled bracket 2 Bracket/Nut: SPHC, Hexagon socket bolt: Iron (Trivalent black) Instruction manual 1 – Assembled bracket 2 Bracket/Nut: SPHC, Hexagon socket bolt: Iron (Trivalent black) Assembled bracket 2 Bracket/Nut: S
7-3 Dimensions GL-RHG unit Units: mm Transmitter and Receiver 10 22.5 32 38 B 32.9 10 D E A Specifications and Dimensions C 7 Interface unit connector Setting switches (only receiver) If the length for a single GL-RHG unit is 1280 mm or greater, use the following antivibration mounting bracket additionally as an intermediate support bracket.
7-3 Dimensions Units: mm GL-R08HG GL-R12HG GL-R16HG GL-R20HG GL-R24HG GL-R28HG GL-R32HG GL-R36HG GL-R40HG GL-R44HG GL-R48HG GL-R52HG GL-R56HG GL-R60HG GL-R64HG GL-R72HG GL-R80HG GL-R88HG GL-R96HG B: Protective height 140 220 300 380 460 540 620 700 780 860 940 1020 1100 1180 1260 1420 1580 1740 1900 A: Length 160 240 320 400 480 560 640 720 800 880 960 1040 1120 1200 1280 1440 1600 1760 1920 C: D: Detection height Beam axis pitch 185 265 345 425 505 585 665 745 825 20 905 985 1065 1145 1225 1305 1465 1
7-3 Dimensions Straight mounting bracket (Model: GL-RB11) Units: mm When mounted on GL-RHG 10.2 13 5 10 8 Specifications and Dimensions 6.2 6.2 18 54.5 7 36.5 95 96.5 95 34 15 8 Total length of GL-RHG 9.2 5 19 9.2 43 19 L-shaped mounting bracket (Model: GL-RB12) Units: mm When mounted on GL-RHG 28 25 14.9 11 5 2xR4 Total length of GL-RHG 5.2 10.2 54 3xR3 (29) R4 10.2 25 5 50 30 6.2 35 34 6.2 30 50 R2 34 28 5 18 34 5 13 52.
7-3 Dimensions No dead zone mounting bracket (Model: GL-RB21) Units: mm When mounted on GL-RHG (Back mounting) Total length of GL-RHG 74.5 7 (16.5) 6.3 15.3 47.3 50 47.3 15.3 12 30.8 Zinc die-cast *1 For GL-R08HG, attach one bracket to the position at 80 mm. Antivibration bracket for the adjustable angle mounting bracket (Model: GL-RB32) Units: mm When mounted on GL-RHG (Back mounting) When mounted on GL-RHG (Side mounting) (46.8) 30.8 28.1 16 10.7 46.8 83 48 40 83 48 40 6 R2 2 φ6.
7-3 Dimensions Antivibration bracket for the straight mounting bracket (Model: GL-RB31) Units: mm When mounted on GL-RHG 30 38 40 70 12 43 7 5 70 Specifications and Dimensions .5 10.5 C1 R0 *6 .
7-3 Dimensions Interface unit (Model: GL-R1UB) Units: mm When mounted on GL-RHG 38 49.6 10.1 24.9 16.3 1.1 43.1 Total length of GL-RHG 7 24.9 32.9 31.8 43.1 Specifications and Dimensions 69.8 10.4 1.5 2.1 2.
7-3 Dimensions MEMO 7 Specifications and Dimensions 7-16 GL-RHG-M-NO7-E
Appendix GL-RHG-M-NOA-E 1 Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-2 2 Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1 Troubleshooting If the GL-RHG is not functioning normally, check the GL-RHG indicators first. The GL-RHG is in an error condition under the following situations. • The center indicators blink in red. • The 7-segment display indicates "". If the GL-RHG does not demonstrate the above situations, the GL-RHG is not in an error condition. Transmitter Receiver 7-segment display Function indicator Appendix Error condition The GL-RHG performs self-diagnosis for approx.
1 Troubleshooting In case where the GL-RHG goes back to the normal operation with reset operation Detect no object GL-RHG Detect object ON Reset input OFF Error occurs Cause of error eliminated ON OSSD 100 ms min. and less than 2 s Error condition OFF 2.2 s max. See "4-5 Examples of Wiring" (page 4-7) for the wiring of reset input.
1 Troubleshooting If the device is in the error condition Indication Error name Cause The end cover on the receiver is not connected. Check and corrective action Check that the end cover is installed on the receiver correctly. "Cable Installation" (page 3-14) The unit connection cable is Connect the unit connection cable to the lower connected to the upper part of the GL- part of the GL-RHG. R. "Cable Installation" (page 3-14) Transmitter and receiver are not the same model.
1 Troubleshooting Indication Error name Cause Check and corrective action When the error is cleared by restarting the GL-RHG. OSSD1 error OSSD2 error OSSD is affected by external noise. Check for a noise source (inverter, servomotor, etc.) around the GL-RHG installation location and cables. There is a voltage surge affecting the OSSD due to an inductive load. When the load is inductive such as relay, use a load with a surge absorption device.
1 Troubleshooting If the GL-RHG is not in an error condition Error name All Indicators are OFF. The OSSD does not turn ON. (Center indicator lights in red or does not turn ON) Cause Countermeasure The power is not turned ON or the power supply voltage is insufficient. Adjust the power supply voltage to be within the range of specifications. Correctly wire the power supply.
2 Checklist Checklist before operation You are fully responsible for performing the risk assessment on your machine application, taking into account performing maintenance and inspections, which are a critical factor for appropriate risk assessment. In addition, it is the responsibility of the responsible personnel to train the machine operators regarding inspection and maintenance of the machine and the GL-RHG.
2 Checklist In case of using NPN output type cable, the OSSD is not short-circuited to 0 V, and the load is between the OSSD and +24 V. When two or more GL-RHG are connected in series, they are connected using the dedicated series connection cable, which is not cut or extended. AUX output and error output are not used as a safety output to the safety-related control system. The cable sheaths are not damaged.
2 Checklist Inspection prior to daily operation (Daily inspection) You should check the GL-RHG operation and the machine operation according to the following checklist prior to daily operation. Note that the following inspection items comprise only a bare minimum inspection.
Revision History Date Revision November 2012 Official release February 2013 2nd edition Revision contents Mounting bracket added and other additional descriptions.
WARRANTIES AND DISCLAIMERS (1) KEYENCE warrants the Products to be free of defects in materials and workmanship for a period of one (1) year from the date of shipment. If any models or samples were shown to Buyer, such models or samples were used merely to illustrate the general type and quality of the Products and not to represent that the Products would necessarily conform to said models or samples.
2012 247005E 1023-2 237GB
