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Universal isolating amplifier TV125M / ST125M

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 center.

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

Kiebitzhörn 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.

Содержание Martens ST125M

Страница 1: ...Operating Manual Universal Isolating Amplifier TV125M ST125M EN Save for later reference...

Страница 2: ...assembly 9 3 2 Electrical Installation 9 3 3 Connection Diagram 10 Operating steps functional description output 11 4 1 Operating steps functional description 11 4 2 Status LED 13 4 3 Output 13 4 4 Tr...

Страница 3: ...elevant characteristic data must be observed in this connection see 6 1 Safety related key values The approval for all intrinsically safe operating equipment is voided if it has been previously connec...

Страница 4: ...ning This symbol warns of imminent danger which can result in death severe bodily injury or severe property damage in case of non observance Attention This symbol warns of potential dangers or harmful...

Страница 5: ...fications 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...

Страница 6: ...the measuring range can be adjusted with the two trimmers on the front side The device version ST125 provides an additional transmitter feed for external 2 3 wire sensors The devices can also be used...

Страница 7: ...auxiliary voltage Terminals for current output Type plate connection diagram Status LED Trimmer for end value adjustment DIP switches for configuration of in output Trimmer for starting value adjustm...

Страница 8: ...BA_MA_STTV125M_EN_V1 2 6 24 Universal isolating amplifier TV125M ST125M 2 4 Block circuit diagram Figure 2 Block circuit diagram...

Страница 9: ...solating amplifier TV125M ST125M 2 5 Type Label The type plate contains the most important identification data Connection diagram Manufacturer Type and article description Technical specifications Ser...

Страница 10: ...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 c...

Страница 11: ...terminal strip Terminals 41 and 42 are intended for the input and terminals 51 and 52 are for the transmitter feed The active analogue output is provided at terminals 31 and 32 Three are two DIP switc...

Страница 12: ...ering 4 wire source loop powering 2 wire 0 4 20 mA source external loop power 3 wire source external loop power 2 4 wire sourcer external loop power acitve Table 3 ST125M TV125M wiring examples Auxili...

Страница 13: ...ional description Status LED Description Green LED illuminates Operating voltage connected Red or green LED blinks See 4 2 Status LED Red LED illuminates 2 s See 4 2 Status LED Table 4 Status LED Trim...

Страница 14: ...ff 0 20 mA Output configuration S2 On 2 10 V S2 Off 4 20 mA Table 7 DIP switches S3 and S4 Configuration matrix Configuration S1 S2 S3 S4 Input Output 1 Off Off Off Off 4 20 mA 4 20 mA 2 Off Off Off O...

Страница 15: ...2 V 10 5 V 2 10 V 1 9 10 25 V linear 1 8 V 10 5 V 0 20 mA 0 2 20 5 mA linear 0 4 mA 21 mA 4 20 mA 3 8 20 5 mA linear 3 6 mA 21 mA Table 10 Modulation range 4 4 Transmitter power supply ST125 only Char...

Страница 16: ...xiliary power check to ensure the correct configuration After the auxiliary voltage is connected a check of the device function takes place according to the requirement for functional safety The devic...

Страница 17: ...k alternatingly 2 x green 1 x red Under modulation input 0 3 mA 0 15 V resp 3 7 mA 1 85 V Check the plug in terminal strip for firm seating Check for open circuit Check auxiliary voltage Check signals...

Страница 18: ...directive 2014 34 EU ATEX directive Functional safety EN 61010 1 2010 A1 2019 A1 2019 AC 2019 EN 61326 1 2013 group 1 class A EN 61326 3 1 2017 EN 60079 0 2018 EN 60079 7 2015 EN 60079 11 2012 EN 615...

Страница 19: ...Functional safety SIL2 parameters acc to EN61508 and SN29500 Level SIL 2 Parameters acc to EN 61508 and SN 29500 for Input type 4 20 mA or 2 10 V and Output type 4 20 mA or 2 10 V Device type B HFT 0...

Страница 20: ...Intended use areas of application ATEX limit value input circuit input Terminals 41 and 42 Output voltage U0 27 6 V Output current I0 1 3 mA Output power trapezoidal characteristic P0 9 6 mW Input vol...

Страница 21: ...BA_MA_STTV125M_EN_V1 2 19 24 Universal isolating amplifier TV125M ST125M 6 2 Mechanical design dimensions Figure 10 Dimensions...

Страница 22: ...ST125MP Transmitter power supply Power supply 24 V DC 15 via rail mounted connecting terminal Power Rail 2 Explosion protection 00 No intrinsically safe input and no intrinsically safe transmitter pow...

Страница 23: ...ust 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...

Страница 24: ...Repairs processing Defective products are repaired professionally and quickly in our service center Open hours and contact Monday to Thursday from 8 00 to 16 00 Friday from 8 00 to 13 00 GHM Messtechn...

Страница 25: ...BA_MA_STTV125M_EN_V1 2 23 24 Universal isolating amplifier TV125M ST125M Certificate of Conformity...

Страница 26: ...BA_MA_STTV125M_EN_V1 2 24 24 Universal isolating amplifier TV125M ST125M...

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