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GHM Martens TV125L, Operating Manual

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GHM Martens TV125L Operating Manual Download Page 17

 

 

BA_MA_TV125L_EN_V1.04 

 

 

 

13 / 16 

Universal isolating amplifier TV125L 

 

 

Service 

12.1 

Manufacturer 

If you have any questions, please do not hesitate to contact us: 

 

Contact  

 

GHM Messtechnik GmbH 

GHM GROUP - Martens 

Kiebitzhörn 18 

22885 Barsbüttel | GERMANY 

 

12.2 

Repairs processing 

 

Defective products are repaired professionally and quickly in our service centre. 

 

Open hours 

and contact  

Monday to Thursday from 8:00 to 16:00 

Friday from 8:00 to 13:00 

 

GHM Messtechnik GmbH 

GHM GROUP - Martens 

Kibitzhörn 18 

Service Centre 

22885 Barsbüttel | GERMANY 

Tel: +49 40 67073-143 

[email protected] 

 

 
Fill in the return form available from the information base online at www.ghm-group.de 
and sent it in with the product. 

 

 

 

 

Summary of Contents for Martens TV125L

Page 1: ...Operating Manual Universal isolating amplifier TV125L EN Save for later reference ...

Page 2: ......

Page 3: ...nd installation 6 3 1 Mechanical assembly 6 3 2 Electrical Installation 6 3 3 Connection Diagram 7 4 Operating steps functional description output 7 4 1 Control elements functional description 7 4 2 Output Configuration 8 5 Commissioning Maintenance and Service 8 5 1 Installation 8 5 2 Maintenance 8 5 3 Service 8 5 4 Error and System Messages 9 6 Technical Data 10 6 1 Mechanical design dimensions ...

Page 4: ......

Page 5: ...ed system parts in accordance with SIL General safety instructions use This operating manual must be kept in a location such that qualified personnel can refer to it at all times Any processes described in this operating manual may only be carried out by trained qualified personnel who are authorised by the owner and wearing protective clothing All rights reserved 1 1 Safety signs and symbols Warn...

Page 6: ...described device However deviations cannot be entirely ruled out Therefore we cannot assume any guarantee for complete conformity The specifications in this document are checked regularly and any necessary corrections are incorporated into subsequent versions This document is subject to technical changes In addition all claims are based on the valid Standard Terms for the Supply of Products and Se...

Page 7: ...cope of Delivery TV125 according to ordering code Power Rail DIN rail adapter available for LP version only this operating manual further document if applicable 2 2 Principle of operation The input signals are amplified in the input stage with amplitude limiting and band limiting with an analogue filter The filtered signal is digitalised by the analogue digital converter of the microprocessor with...

Page 8: ...4 2 4 Block circuit diagram Figure 2 Block circuit diagram 2 5 Type Label The type plate contains the most important identification data Connection diagram Manufacturer Type and article description Technical specifications Serial number barcode Figure 3 Type Plate ...

Page 9: ...r rail TS35 A corresponding version is available for the entire LP series of GHM carrier rail devices in a housing with 12 5 mm width A bus adapter compatible with series connection is clamped on the carrier rail before installation of the device to be supplied with power An adapter is required for each device The bus power supply is provided via a plug type terminal strip The power supply termina...

Page 10: ...is connected at Connections 11 and 12 of the plug in terminal strip Terminals 41 and 42 are intended for current input and Terminals 51 and 52 are intended for voltage input The active analogue output takes place at Terminals 31 and 32 There is a DIP switch for configuration of the input measuring range and a DIP switch for the output range in the front panel Electrical Connections Terminal Assign...

Page 11: ...t 0 4 20 mA Voltage input 0 2 10 V Status LED Message Green LED illuminates Operating voltage applied Red and green LED blink alternately with 2 Hz Measuring range undercut or measuring range exceeded Red LED illuminates Failure of the device please send to manufacturer Table 1 Status LED S1 S2 Input Output Off Off 4 20 mA 2 10 V 4 20 mA Off On 4 20 mA 2 10 V 0 20 mA On Off 0 20 mA 0 10 V 4 20 mA ...

Page 12: ...onfigure the device with the front side DIP switches S1 and S2 for the desired input measuring range and output range 2 Ensure that the connection assignment takes place according to the connection diagram and matches the auxiliary voltage 3 Ensure that the terminals are firmly screwed in and that their terminals strips are inserted to the limit stop 4 After switching on the auxiliary energy check...

Page 13: ...strip for firm seating Measuring range undercut or measuring range exceeded Check the polarity and terminal assignment of the measuring inputs Incorrect configuration Check configuration of DIP switches Simultaneous feed of the voltage input and current input Only use one measuring input Either the voltage input or the current input Auxiliary voltage is not constant Test AC component of DC voltage...

Page 14: ...temperature 20 60 C Relative air humidity 95 Condensation not permitted Maximum operating height above sea level 2000 m Inputs Voltage input 0 10V or 2 10 V switchable Ri 47 kΩ Max overload 32 V AC Current input 0 20 mA or 4 20 mA switchable Ri 48 Ω 15 Ω RiPTC Max overload 32 V AC DC acc to DIN EN 61010 2 30 Output Current output 0 20 mA or 4 20 mA switchable Load 150 Ω Step response T90 40ms Stan...

Page 15: ...e Description PRVK Power Rail power connecting terminal Side of installation left Order Code 1 2 3 1 Device type TV125L Auxiliary voltage via terminal pins 11 12 TV125LP Auxiliary voltage via Power Rail 2 Measuring range 10 Inputs 0 4 20 mA and 0 2 10 V Outputs 0 4 20 mA 3 Auxiliaryvoltage 5 24V DC 15 4 Options 00 Without options 01 Push in terminals plug in ...

Page 16: ... request that you strictly observe the following requirements On the GHM homepage under info desk forms a return shipment form can be downloaded The repair can be performed quickly and without call back questions if 1 a filled in form is provided for each device 2 the device has been cleaned and packaging which prevents damage to the device is used Disposal Separation by material and recycling of ...

Page 17: ...airs processing Defective products are repaired professionally and quickly in our service centre Open hours and contact Monday to Thursday from 8 00 to 16 00 Friday from 8 00 to 13 00 GHM Messtechnik GmbH GHM GROUP Martens Kibitzhörn 18 Service Centre 22885 Barsbüttel GERMANY Tel 49 40 67073 143 service martens ghm messtechnik de Fill in the return form available from the information base online a...

Page 18: ...Universal isolating amplifier TV125L 14 16 BA_MA_TV125L_EN_V1 04 Certificate of Conformity ...

Page 19: ...BA_MA_TV125L_EN_V1 04 15 16 Universal isolating amplifier TV125L Notes ...

Page 20: ...Universal isolating amplifier TV125L 16 16 BA_MA_TV125L_EN_V1 04 Notes ...

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