Testo 552 - Digital Vacuum Gauge with Bluetooth Instruction manual
Content Content 1 Safety and waste disposal ................................................................... 3 1.1 About this document ..............................................................................3 1.2 Safety .....................................................................................................3 1.3 Waste disposal .......................................................................................4 2 General technical data ...........................................
Content 5 Maintenance ...................................................................................... 21 5.1 Changing batteries .............................................................................. 21 5.2 Cleaning the instrument....................................................................... 22 6 Tips and assistance ........................................................................... 23 6.1 Questions and answers ...............................................................
1 Safety and waste disposal 1 Safety and waste disposal 1.1 About this document • The instruction manual is an integral part of the instrument. • Keep this document throughout the entire operating life of the instrument. • Always use the complete original instruction manual. • Please read this instruction manual through carefully and familiarise yourself with the product before putting it to use.
2 General technical data • Do not store the batteries in the proximity of metal objects. • Do not use any leaky or damaged batteries. • In the event of contact with battery acid: rinse affected areas thoroughly with water, and if necessary consult a doctor. • Take batteries out of the instrument immediately if they are not functioning properly or if they show signs of overheating. • Remove all batteries from the instrument if it is to remain unused for a longer period.
2 General technical data Feature Values Vacuum accuracy ±(10% of m.v. +10 microns) (100 to 1,000 microns) -10 to 50 °C / 14 to 122 °F -20 to 50 °C / -4 to 122 °F -10 to 50 °C / 14 to 122 °F Operating temperature Storage temperature Temperature measuring range Temperature resolution Battery life 0.1 °C / 0.1 °F 50 h (without background illumination and Bluetooth) IP 42 mmHG, Torr, mbar, hPa, micron, inH2O, inHg. Pa 0.
3 Description of the instrument Feature Bluetooth Bluetooth type Qualified Design ID Bluetooth radio class Bluetooth company Value Range 20 m (free field) (Varies depending on the capability of the mobile terminal device used.) LSD Science & Technology Co., Ltd L series BLE module (08 May 2013) based on TI CC254X chip D030430 Class 3 10274 3 Description of the instrument 3.1 Use The testo 552 is a digital vacuum gauge for the precise measurement of extremely small pressures in the vacuum range.
3 Description of the instrument 3.2 Instrument overview Element 1 MiniDIN probe socket 2 Display 3 Control keys 4 Connections 7/16" UNF, brass 5 Hook 6 Battery compartment Function Cable connection for connecting to the testo 570. Displays instrument status icons, measuring units and measuring values. Instrument operation. Connection of refrigerant hoses, vacuum pump, manifolds, etc.. Suspension device Contains two AA batteries.
3 Description of the instrument 3.3 Displays overview Element 1 Icon [ Function ] 2 Icon [ ] 3 Icon [ ] 4 Temperature display 5 Slave Mode 6 Pressure display Displays the remaining battery capacity. >75% >50% >25% <10% Bluetooth® appears when Bluetooth has been activated on the instrument. An alarm threshold is set.
3 Description of the instrument 3.4 Control keys overview Element Function 1 - Switches to the settings. - Switches between the set-up options. (This function is disabled, when connected to the App with BT) 2 Switches the display illumination on or off. 3 4 Switches the instrument on or off. - Switches between the temperature displays. - Navigates in the Set menu. 5 + Switches Bluetooth® on or off (press and hold down for 3 sec.) 3.
3 Description of the instrument Option 1 (recommended) The testo 552 is connected at the point that is furthest from the vacuum pump. This ensures that a sufficiently deep vacuum is generated throughout the system in order to remove any moisture or foreign gases that may be present.
4 Operation Option 4 Option 5 4 Operation 4.1 Connecting Always use refrigerant hoses that are specifically intended for evacuations. 1 - Remove sealing caps. - Connect the testo 552 to the circuit.
4 Operation 4.2 Switching instrument on and off 1 - Press . The instrument switches on or off. Ì The instrument displays oooooo Ì when ambient pressure is applied to the connections. The display indicates the applied pressure value once the applied pressure is within the measuring range. (0 to 20,000 microns). 4.3 Switching background illumination on and off 1 - Switch the instrument on. - Press . The background illumination switches Ì on or off.
4 Operation 4.4 Setting units and AutoOff The set-up menu must always be completely navigated through, even if only one parameter needs to be changed. 1 - Switch the instrument on. 2 - Press to change settings. 3 - Press to set the pressure unit required. 4 - Press . The unit is set. Ì The display shows the temperature Ì unit.
4 Operation 5 - Press to set the temperature unit required. 6 - Press . The temperature unit is set. Ì The display shows the setting for the Ì alarm threshold. Adjusting the alarm threshold causes an alarm to be triggered when the set value is exceeded. 7 - Press to set the alarm threshold. 8 - Press . The alarm threshold is set. Ì The display shows the AutoOff Ì setting. If AutoOff is activated, the instrument switches off after 15 minutes when ambient pressure is applied to the sensor.
4 Operation 9 - Press 10 - Press to switch AutoOff on or off. . All settings are stored. Ì The display changes to the measuring Ì mode. The instrument can now be used. Ì 4.5 Displaying temperature values 1 - Press to change the temperature measurement parameter.
4 Operation The temperature measurement Ì parameter switches between TH2O, Tamb and t. t is displayed in K for °C, and in °F for °F. 4.6 Establishing a Bluetooth® connection You need a tablet or smartphone with the Testo Smart Probes App already installed on it to be able to establish a Bluetooth connection. You can get the App for iOS instruments in the App Store or for Android instruments in the Play Store. Compatibility: Requires iOS 8.3 or later / Android 4.3 or later Requires Bluetooth 4.
4 Operation 4.7 1.1. Overview of operating controls 1. Choice of applications. 2. Display of connected testo 552. 3. Switch between the views (list, graphic diagram, table). 4. Restarts the measuring value recording in graph and table format. 5. Export the readings. 6. Options menu. 4.8 App options 4.8.1 Set “Language” 1 - Tap -> Settings -> Language A selection list is displayed. Ì 2 - Tap the required language. The selected language receives a green check mark.
4 Operation 4.8.2 Display Tutorial The Tutorial guides you through the first steps when operating the testo Smart Probes App. 1 - Tap -> Tutorial The Tutorial is displayed. In Tutorial, swipe to display the next page. Ì 2 - Tap X to close the Tutorial. 4.8.3 Display testo website An internet connection is required to display the testo website. 1 - Tap -> About/Link -> Testo The page www.testo-international.com is displayed. Ì 4.8.
4 Operation • Table view In the Table view, all readings are displayed in sequence according to date and time. The different readings from the individual testo 552 can be selected by pressing . 4.10 Exporting readings 4.10.1 Excel (CSV) Export 1 - Press . A selection of export options appears. Ì 2 - Press Export Excel (CSV). A list of readings is displayed. Ì 3 - Press . A selection of sending/export options appears. Ì 4 - Select your required sending/export options. 4.10.
4 Operation 4.10.3 Exporting a graph 1 - Press . A selection of export options appears. Ì 2 - Press Export Graph. An image file of the trend display is created. Ì 3 - Press . A selection of sending/export options is displayed. Ì 4 - Tap on the sending/export option you need 4.11 Operating as a probe on the testo 570 The testo 552 has no save or transmission function of its own. By connecting the testo 552 to the testo 570, the data is transferred to the testo 570.
5 Maintenance 1 - Connect the connecting cable to the MiniDIN probe socket of the testo 552. 2 - Connect the connecting cable to the front-end MiniDIN probe socket of the testo 570. 3 - On the testo 570 set Evacuation mode. The testo 552 switches to Slave Ì mode. The keys of the testo 552 are Ì deactivated. The readings are transmitted to the Ì testo 570. 4 - Remove the connecting cable. The testo 552 exits Slave mode. Ì 5 Maintenance 5.1 Changing batteries 1 - Switch the instrument off.
5 Maintenance 5.2 Cleaning the instrument Contaminants such as oil may impair the accuracy of the vacuum sensor. Complete the following steps to clean the sensor. CAUTION Carrying out cleaning with the instrument switched on may result in damage to the sensor! - Before cleaning, switch the instrument off! CAUTION Damage to the sensor due to sharp objects! - Do not insert any sharp objects into the connections! 1 - Switch the instrument off.
6 Tips and assistance 6 Tips and assistance 6.1 Questions and answers Question Possible cause / solution Readings are incorrect. - Check that the testo 552 is connected properly. - Connect the testo 552 directly to the vacuum pump in order to check the values. - Check that all hoses are leak-tight. - Clean the sensor as described in the Cleaning the instrument section. Instrument displays oooooo The applied pressure is outside the specified measuring range. (0 to 20,000 microns).
7 EC Declaration of Conformity 7 EC Declaration of Conformity 24
7 EC Declaration of Conformity The use of the wireless module is subject to the regulations and stipulations of the respective country of use, and the module may only be used in countries for which a country certification has been granted. The user and every owner has the obligation to adhere to these regulations and prerequisites for use, and acknowledges that the re-sale, export, import etc. in particular in countries without wireless permits, is his responsibility.
The device has been evaluated to meet general RF exposure requirement, The device can be used in portable exposure condition without restriction This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
