GHM-Martens GS125 Operating Manual Download Page 8 | Manualshive

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GHM Messtechnik GmbH – Location Martens

Kiebitzhörn 18 ● 22885 Barsbüttel ● Germany

Phone +49-40-670 73-0 ● Fax -288

www.ghm-messtechnik.de ● [email protected]

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Limit value contacts

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Summary of Contents for GS125

Page 1: ...English Operating manual Limit switch GS125 Ventures brands of GHM www ghm messtechnik de Keep for future reference ...

Page 2: ...2 Functional principle 6 2 3 Connection diagram 7 2 4 Limit value contacts 8 2 5 PowerRail 9 2 6 Positioning of the adhesive labels with measuring units 10 2 7 Type plate 10 3 Assembly and installation 11 3 1 Mechanical assembly 11 3 2 Electrical installation 11 4 Controls and functional description 12 5 Commissioning maintenance and service 14 5 1 Commissioning 14 5 2 Maintenance 14 5 3 Service 1...

Page 3: ...emanate from this device when used improperly or not as intended The device is not intended for use in explosion prone areas 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...

Page 4: ...ormity with the 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 incorpo rated into subsequent versions This document is subject to technical changes In addition all claims are based on the valid Standard Terms for the Supply o...

Page 5: ...t values can be monitored With the universal configurability of the measuring inputs the need to stock multiple parts for various applications is reduced The housing width of only 12 5mm allows space saving installation in the switch cabinet The limit value ad justment scales which are illuminated red or green depending on the switching status also enable operation in dark environments 2 1 Scope o...

Page 6: ...upplied with a universal connection of the relay contacts or with two potential free NO contacts The universal connection enables use of the device with 2 independent NO con tacts or in window range monitoring in which the two contact relays can be open or closed within the target range The application is selected with the wiring of the outer connection terminals A device version is available with...

Page 7: ...40 670 73 0 Fax 288 www ghm messtechnik de info martens elektronik de 7 2 3 Connection diagram Input signals should be connected via separate 2 or 3 core cables Grounded leads may cause problems with the not galvanical isolated analog true value output True value output Multisignal inputs ...

Page 8: ...GHM Messtechnik GmbH Location Martens Kiebitzhörn 18 22885 Barsbüttel Germany Phone 49 40 670 73 0 Fax 288 www ghm messtechnik de info martens elektronik de 8 2 4 Limit value contacts ...

Page 9: ... equivalent version is available for the entire LP series of GHM carrier rail devices in 12 5mm wide housing Before mounting the device to be supplied a series compatible bus adapter must be connected on the carrier rail For this purpose an adapter piece is required for each device The supply of the bus then takes place via a plug in terminal strip In the device version GS125LP provided for this p...

Page 10: ...670 73 0 Fax 288 www ghm messtechnik de info martens elektronik de 10 2 6 Positioning of the adhesive labels with measuring units 2 7 Type plate The type plate contains the most important identification data Type and article designation Technical data Serial number bar code Fig 3 Type plate ...

Page 11: ... installed by an electrician Compliance with the national and international regulations for installation of electrical and electronic systems applicable in the respective country of use is mandatory Voltage supply in accordance with DIN EN60664 1 SELV PELV Observe the connection diagram for installation of the inputs and outputs The supply voltage is connected to pins 11 and 12 of the plug in term...

Page 12: ...ange takes place with DIP switches 1 4 current voltage potentiometer Pt100 thermocouple The black fields symbolize the position of the DIP switches When voltage and current are injected simultaneously the result is an addition of the input related signals The respective limit values can be adjusted with wheels A1 and A2 The illuminated scales serve as an operating indicator When a limit value rela...

Page 13: ...ed when the input signal is equal or below the limt For applications with functional safety SIL2 the device must be configured that the relay is deactivated in the event of an error With use of the analog output for SIL2 the evaluation unit must be configured that values 21 mA and values 1 mA are recognized as errors Sensor break and sensor short circuit In the measuring ranges with Pt100 sensors ...

Page 14: ...ssioning 1 Ensure that the connections have been made as indicated in the connection di agram and the supply voltage is correct 2 Make sure that the terminals are firmly screwed in 3 After switching on the power check to ensure the correct device function 5 2 Maintenance Housing No cleaning or maintenance is required when operated as intended 5 3 Service Service of the device is only possible in t...

Page 15: ...0 90 no condensation EMC acc to EN61326 1 Measurement inputs Voltage 0 2 10 V Ri approx 20 kΩ Current 0 4 20 mA Ri approx 60 Ω Pt100 Linearised measuring current approx 1 6 mA Relays are deactivated if there is a sensor break or short circuit Thermocouple Linearised with reference junction compensation optional without internal compensation Resistance Potentiometer 3 wire rated value 500 Ω 20 kΩ i...

Page 16: ...binet 10 60 C Casing Dimensions WxDxH 12 5 x 115 x 108 mm Material PA6 6 light grey flammability class V0 UL94 Weight 120 g Protection rating IP20 Screw terminal connection 0 2 2 5 mm AWG 24 14 removable coded Push in terminals 0 5 1 5 mm AWG 25 16 double connection Spring terminals 12A between connections removable coded Power Rail 8A over the entire bus system supply via removable terminals 0 2 ...

Page 17: ...without analog output 1 channel version SFF 91 3 DC 73 4 PFH 3 82E 08 h PFDavg 1 year 2 years 5 years 1 67E 04 3 35E 04 8 37E 04 2 channel version SFF 90 9 DC 70 7 PFH 4 58E 08 h PFDavg 1 year 2 years 5 years 2 01E 04 4 01E 04 1 00E 03 Wide range mains adapter with analog output 1 channel version SFF 91 1 DC 73 8 PFH 4 43E 08 h PFDavg 1 year 2 years 5 years 1 94E 04 3 88E 04 9 69E 04 2 channel ver...

Page 18: ... 20 253V AC 2 Limit value contacts 1 1 Relay changeover contact 2 2 Relays universal circuit 3 2 Relays potential free NO contacts 3 Actual value output 0 not provided 1 Output 4 20 mA 4 Options 00 No options 01 Push in terminals plug in Delivery including matching bus adapter piece see also page 9 8 Device transport and storage Gentle and tension free packaging of the housing must be ensured for ...

Page 19: ...ed and 3 a safety data sheet for the measuring medium is affixed to the outside of the package if the device has come into contact with a critical substance 10 Disposal Separation by material and recycling of device components and packaging must take place when the device is disposed of The valid legal regulations and directives applicable at the time must be observed The device may not be dispose...

Page 20: ...GHM Messtechnik GmbH Location Martens Kiebitzhörn 18 22885 Barsbüttel Germany Phone 49 40 670 73 0 Fax 288 www ghm messtechnik de info martens elektronik de 20 12 Certificate of conformity V 01 00 03 ...

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