LI25 Series LOOP-POWERED METERS • • • • • • • • 2 V drop (5.7 V with backlight) 5 Digit LCD, 0.6" (15.2 mm) High Custom Engineering Units 20 Segment Bargraph Display Type 4X, NEMA 4X, IP65 Front Maximum & Minimum Display Linear, Square Root, or Programmable Exponent Non-Volatile Memory – No Battery Needed 10500 Humbolt St. • Los Alamitos CA 90720 USA Tel (562) 598-3015 • Fax (562) 431-8507 LoopPowered Backlight Standard! www.flowline.
LI25 Series Loop-Powered Meters Instruction Manual Disclaimer The information contained in this document is subject to change without notice. Flowline Inc. makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for a particular purpose. Warranty To register your product with Flowline, go to www.flowline.com.
LI25 Series Loop-Powered Meters Instruction Manual Registered Trademarks NORYL® and LEXAN® are a registered trademarks of General Electric Company. All other trademarks mentioned in this document are the property of their respective owners. © 2008 Flowline, Inc. All rights reserved. Visit our Web Site http://www.flowline.
LI25 Series Loop-Powered Meters Instruction Manual INTRODUCTION The LI25-2001 is an intrinsically safe and non-incendive loop-powered meter approved for hazardous area locations. The LI25-1001 is a general-purpose loop-powered meter for safe area applications. The four front panel buttons make the setup and programming an easy task. Five digits, bargraph, engineering units, and trend arrows provide a clear and attractive presentation of the process.
LI25 Series Loop-Powered Meters Instruction Manual Table of Contents INTRODUCTION ------------------------------------------------------------ 4 ORDERING INFORMATION --------------------------------------------- 4 SPECIFICATIONS---------------------------------------------------------- 7 General------------------------------------------------------------------------------- 7 Input----------------------------------------------------------------------------------- 8 LI25 SERIES COMPLIANCE INFORMATION -----
LI25 Series Loop-Powered Meters Instruction Manual Information Menu (info)---------------------------------------------------- 30 OPERATION ----------------------------------------------------------------31 Front Panel Buttons Operation -------------------------------------------- 31 Maximum & Minimum Readings (Max& MiN) --------------------------- 32 MOUNTING DIMENSIONS ----------------------------------------------33 Reset Meter to Factory Defaults ------------------------------------------- 34 Factory
LI25 Series Loop-Powered Meters Instruction Manual SPECIFICATIONS Except where noted all specifications apply to operation at +25°C. General DISPLAY Five digits (-99999 to 99999) 0.60" (15.2 mm) high, 7-segment, automatic lead zero blanking. Four characters 0.25" (6.4 mm) high, 14 segment. (Engineering Units) Bargraph 20-segment, 0% to 100% indication. Trend arrows Up and down trend indication. Backlight Orange (intensity varies with signal) DISPLAY UPDATE RATE 2.
LI25 Series Loop-Powered Meters Instruction Manual MOUNTING 1/8 DIN panel cutout required. Two panel mounting bracket assemblies provided TIGHTENING TORQUE Screw terminal connectors: 4.5 lb-in (0.5 Nm) Mounting screws: 8.0 lb-in max. (0.9 Nm) OVERALL DIMENSIONS 4.68" x 2.45" x 3.79" (119 mm x 62 mm x 96 mm) (W x H x D) WEIGHT 5.7 oz (162 g) WARRANTY See Warranty Input ACCURACY ±0.
LI25 Series Loop-Powered Meters Instruction Manual LI25 SERIES COMPLIANCE INFORMATION Ratings and Approvals FM Class I, Div 1, 2, Groups ABCD Class II, Div 1, Groups EFG Class II, Div 2, Groups FG Class III, Div 1, 2 Class 1, Zone 0, Group IIC CSA Class I, Div 1, 2, Groups ABCD Class II, Div 1, Groups EFG Class II, Div 2, Groups FG Class III, Div 1, 2 Class 1, Zone 0, Group IIC LI25-2001 installation must be performed in accordance with Control Drawing QS301034-1 SAFETY INFORMATION ! CAUTION: Read c
LI25 Series Loop-Powered Meters Instruction Manual INSTALLATION There is no need to remove the meter from its case to complete the installation, wiring, and setup of the meter. Unpacking Remove the meter from box. Inspect the packaging and contents for damage. Report damages, if any, to the carrier. If any part is missing or the meter malfunctions, please contact your supplier or the factory for assistance. Panel Mounting • • • • • • Prepare a standard 1/8 DIN panel cutout – 3.622" x 1.
LI25 Series Loop-Powered Meters Instruction Manual Connections Signal connections are made to a four-terminal removable connector. This section is only intended for the LI25-1001. LI25-2001 installation must be performed in accordance with Control Drawing QS301034-1 in order to meet agency approval ratings. ! Observe all safety regulations.
LI25 Series Loop-Powered Meters Instruction Manual 4-20 mA Input Connections Input connections are made to a four-terminal connector labeled S+|S-|B+|B-. The loop-powered backlight is an optional configuration and requires a total maximum voltage drop of 5.7 V. The backlight is recommended for dim lighting conditions and is enabled when wired as shown in Figure 3. It may be bypassed if installed in bright lighting conditions to reduce the maximum voltage drop to 2.0 V as shown in Figure 4.
LI25 Series Loop-Powered Meters Instruction Manual SETUP AND PROGRAMMING • • There is no need to recalibrate the meter for milliamps when first received from the factory. The meter is factory calibrated for milliamps prior to shipment. The calibration equipment is certified to NIST standards. Overview There are no jumpers involved in the setup process of the meter. Setup and programming is done through the front panel buttons.
LI25 Series Loop-Powered Meters Instruction Manual Front Panel Buttons & Status Indicators Button Symbol • • • • • Description Symbol Menu 0% Right arrow/Reset 100% Status Bargraph minimum Bargraph maximum Up arrow/Max Increasing trend Enter/Ack Decreasing trend Press the Menu button to enter or exit the Programming Mode at any time. Press the Right arrow button to move to the next digit or decimal position during programming.
LI25 Series Loop-Powered Meters Instruction Manual Main Menu Display Functions & Messages The meter displays various functions and messages during setup, programming, and operation. The following table shows the main menu functions and messages in the order they appear in the menu. Display Parameter Action/Setting setuP Setup Enter Setup menu DeC..
LI25 Series Loop-Powered Meters Instruction Manual Main Menu The main menu consists of the most commonly used functions: Setup, Program, and Password. • Press Menu button to enter Programming Mode then press Up arrow button to scroll main menu. Run Mode 9.2846 • • • setup GPS prog pass Press Menu, at any time, to exit and return to Run Mode. Changes made to settings prior to pressing Enter/Ack are not saved. Changes to the settings are saved to memory only after pressing Enter/Ack.
LI25 Series Loop-Powered Meters Instruction Manual Setting Up the Meter (setup) The Setup menu is used to select: 1. Decimal point position 2. Engineering units display Press the Enter/Ack button to access any menu or press Up arrow button to scroll through choices. Press the Menu button to exit at any time. setuP deC.Pt units Setting the Decimal Point (deC.pt) Decimal point may be set with up to four decimal places or with no decimal point at all.
LI25 Series Loop-Powered Meters Instruction Manual Setting the Units Display (units) The meter can be set to display a combination of three alphanumeric characters for engineering units or for identification (eg. PSI, G/S, LpM, TK3, ,L7). There is also a fourth alphanumeric character located above this row, which supports a degrees symbol and “x10” symbol (eg. °C, °F, x103, x106, x109). Press Right arrow to select next unit and Up arrow to increment unit. The unit being changed blinks.
LI25 Series Loop-Powered Meters Instruction Manual Programming the Meter (prog) It is very important to read the following information, before proceeding to program the meter: • There is no need to recalibrate the meter for milliamps when first received from the factory. • The meter is factory calibrated for milliamps prior to shipment. The calibration equipment is certified to NIST standards. • Use the Scale menu to enter scale parameters without applying a live signal.
LI25 Series Loop-Powered Meters Instruction Manual Scaling the Meter (sCalE) The 4-20 mA input can be scaled to display the process in engineering units. A signal source is not needed to scale the meter; simply program the inputs and corresponding display values. Press Enter to Accept Setting sCalE inpt1 04.000 Press Up to Set Digit Value Press Right to Select Next Digit Press Menu to Exit at any Time 0.
LI25 Series Loop-Powered Meters Instruction Manual Calibrating the Meter (Cal) To scale the meter without a signal source refer to Scaling the Meter (sCalE), page 20. The meter can be calibrated to display the process in engineering units by applying the appropriate input signal and following the calibration procedure. The use of a calibrated signal source is strongly recommended.
LI25 Series Loop-Powered Meters Instruction Manual Setting Up the Bargraph (GrapH) The meter can be set to display a bargraph proportional to the percentage process reading within a user-defined span. The span is determined by values entered for 0% and 100%. If the 0% and 100% values are the same as the values that were entered for display 1 and display 2, respectively, from the scale or calibrate steps, then it is not necessary to modify them.
LI25 Series Loop-Powered Meters Instruction Manual Setting Up the Password (pass) The Password menu is used to program a five-digit password to prevent unauthorized changes to the programmed parameter settings. Locking the Meter Enter the Password menu and program a five-digit password. For instructions on how to program numeric values see Setting Numeric Values, page 16. Run Mode pass unloc 00000 locd Program Password Record the password for future reference.
LI25 Series Loop-Powered Meters Instruction Manual Unlocking the Meter If the meter is password protected, the correct password must be entered in order to make changes to the parameter settings. Run Mode pass locd 00000 unloc Enter Password Entering the correct five-digit number sets the password to 00000, disabling the protection. The meter remains unlocked until a new password is programmed or the former password is re-programmed using the Password menu.
LI25 Series Loop-Powered Meters Instruction Manual Advanced Features Menu To simplify the setup process, functions not needed for most applications are located in the Advanced features menu. Press and hold the Menu button for five seconds to access the Advanced features of the meter.
LI25 Series Loop-Powered Meters Instruction Manual Advanced Features Menu & Display Messages The following table shows the Advanced features menu functions and messages in the order they appear in the menu. Display Parameter Action/Setting Funct Function Enter Function menu Lnear Linear Set linear scaling Squar Square Root Set square root extraction Prog.
LI25 Series Loop-Powered Meters Instruction Manual Math Functions (lnear, Squar, Prog.E, Cutof) The LI25 SERIES provides a number of math functions to condition outputs from linear and non-linear transmitters. Press Enter to Accept Setting Advanced Features Funct Lnear Squar prog.e Cutof Linear (lnear) Meters are set up at the factory for linear function. The linear function provides a display that is linear with respect to the input signal.
LI25 Series Loop-Powered Meters Instruction Manual Contrast (contr) LCD contrast is adjustable through the front panel buttons. Select contr and increase level using Up Arrow/Max button. Settings 1 through 9 will be displayed on the screen as 11111 to 99999. Settings 1 through 4 are usually best when viewing from below the angle perpendicular to the display. Settings 5 through 9 are usually best when viewing straight on (meter is at eye level) or when viewing from above.
LI25 Series Loop-Powered Meters Instruction Manual Internal Calibration (ICal) • • There is no need to recalibrate the meter for milliamps when first received from the factory. The meter is factory calibrated for milliamps prior to shipment. The calibration equipment is certified to NIST standards. The internal calibration allows the user to scale the meter without applying a signal. The use of a calibrated signal source is necessary to perform the internal calibration of the meter.
LI25 Series Loop-Powered Meters Instruction Manual Information Menu (info) The Information menu is located in the Advanced features menu, to access Information menu see Advanced Features Menu, page 25. It shows software and version number. To determine the software version of a meter: 1. Go to the Information menu (info) and press Enter/Ack button. The number shown is the software number. 2. Press Enter/Ack again to display the release version.
LI25 Series Loop-Powered Meters Instruction Manual OPERATION Front Panel Buttons Operation Button Symbol Description Press to enter or exit Programming Mode, view settings, or exit Max/Min readings Press to reset Max/Min readings Press to manually bypass filtering Press to display Max/Min readings alternately Press to display Max/Min reading indefinitely while displaying Max/Min Press ACK to acknowledge trend arrows 31
LI25 Series Loop-Powered Meters Instruction Manual Maximum & Minimum Readings (Max& MiN) The maximum and minimum (peak & valley) readings reached by the process are stored in the meter since the last reset or power-up. The meter shows MIN or MAX to differentiate between run mode and max/min display. Run Mode 9.2846 GPS 9.5320 MAX 6.1391 MIN 10 Sec Time Out Press Up to Display and to Toggle Between Max & Min Press Enter to hold Max/Min Press Right to Reset Max/Min Press Menu to Exit Max/Min 1. 2.
LI25 Series Loop-Powered Meters Instruction Manual MOUNTING DIMENSIONS 1.76" (45mm) 2.45" (62mm) 3.2" (81mm) 0.59" (15mm) Figure 5. Meter Dimensions – Side View 2.50" (64mm) 3.61" (92mm) 4.68" (119mm) Figure 6.
LI25 Series Loop-Powered Meters Instruction Manual Reset Meter to Factory Defaults When the parameters have been changed in a way that is difficult to determine what’s happening, it might be better to start the setup process from the factory defaults. Instructions to load factory defaults: 1. Enter the Advanced features menu. See Advanced Features Menu, page 25. 2. Press Up arrow until info is shown. 3. Press and hold Right arrow/Reset for five seconds, press Enter/Ack when display flashes reset.
LI25 Series Loop-Powered Meters Instruction Manual Factory Defaults & User Settings The following table shows the factory setting for most of the programmable parameters on the meter. Next to the factory setting, the user may record the new setting for the particular application. Model: ______________ S/N: _______________ Date: _________ Parameter Display Default Setting Programming prog inPt1 Dspl1 inPt2 Dspl2 Dd.
LI25 Series Loop-Powered Meters Instruction Manual TROUBLESHOOTING The rugged design and the user-friendly interface of the meter should make it unusual for the installer or operator to refer to this section of the manual. If the meter is not working as expected, refer to the recommendations below. Troubleshooting Tips Symptom Check/Action No display or faint display 1. 2.
LI25 Series Loop-Powered Meters Instruction Manual QUICK USER INTERFACE REFERENCE GUIDE Run Mode Display Max/Min Decimal ddddd d . dddd Setup dd . ddd ddd . dd Program dddd .
LI25 Series Loop-Powered Meters Pushbutton Menu Right Arrow Up Arrow Enter/Ack Total. Instruction Manual Function Go to Programming Mode or leave Programming, Advanced Features, and Max/Min Modes. Move to next digit or decimal point position. Reset Total. Move to next selection or increment digit. Go to Max/Min Mode. Accept selection/value and move to next selection. Toggle Rate/ Hold to Acknowledge Alarm.
LI25 Series Loop-Powered Meters NOTES 39 Instruction Manual
LI25 Series Loop-Powered Meters Instruction Manual How to Contact Flowline • For Technical Support please Call: (562) 598-3015 Fax: (562) 431-8507 Email: levelsolutions@flowline.com • For Sales Support or to place an order please contact your local distributor or Call: (562) 598-3015 Fax: (562) 431-8507 Email: us.sales@flowline.com Int.sales@flowline.com • For the latest version of this manual please visit www.flowline.com MN301034 Rev A LIM688FL2_A.doc SFT037 Ver 1.
