GEM 1434 mPos Operating Instructions Manual
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GEM 1434 mPos Operating Instructions Manual

Intelligent electro-pneumatic positioner
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GEMÜ 1434 µPos
Intelligent electro-pneumatic positioner
Operating instructions
EN
further information
webcode: GW-1434

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Summary of Contents for GEM 1434 mPos

  • Page 1 GEMÜ 1434 µPos Intelligent electro-pneumatic positioner Operating instructions further information webcode: GW-1434...
  • Page 2 All rights including copyrights or industrial property rights are expressly reserved. Keep the document for future reference. © GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG 03.08.2021 GEMÜ 1434 µPos 2 / 32 www.gemu-group.com...
  • Page 3 Alternatively, for connectors without cable, the housing of the M12 connector, with which the product has been connected, can be opened and a temporary wire bridge can be attached from pin 1 to pin 5. www.gemu-group.com 3 / 32 GEMÜ 1434 µPos...

  • Page 4: Table Of Contents

    LED symbols ..........Definition of terms ........Warning notes ..........2 Safety information ..........3 Product description ..........4 GEMÜ CONEXO ............ 5 Correct use ............6 Order data ............7 Technical data ............. 8 Dimensions ............9 Manufacturer's information ........

  • Page 5: General Information

    1.4 Definition of terms ▶ Non-observance can cause damage to property. Working medium The medium that flows through the GEMÜ product. Control function The following symbols for the specific dangers can be used within a warning note: The possible actuation functions of the GEMÜ product.

  • Page 6: Safety Information

    14. Do not carry out any maintenance work and repairs not de- CLOSED scribed in this document without consulting the manufac- POWER turer first. In cases of uncertainty: 15. Consult the nearest GEMÜ sales office. GEMÜ 1434 µPos 6 / 32 www.gemu-group.com...
  • Page 7 Power trical connections are arranged so as to save space and en- able easy access. All these features make the GEMÜ 1434 The function of the LED can differ in the case of an active ER- μPos a cost-effective solution for control valves with basic re- ROR LED (see operating instructions).

  • Page 8: Gemü Conexo

    4 GEMÜ CONEXO 3.5 Product label 4 GEMÜ CONEXO Order variant Design in accordance with Max. permiss. control pressure In the corresponding design with CONEXO, this product has order data (at max. ambient temperature) an RFID chip (1) for electronic identification purposes. The po- sition of the RFID chip can be seen below.

  • Page 9: Correct Use

    (spring, operating bush). The valve position and the integrated travel sensor can be monitored via the electrical connections. The pneumatic actuator is directly operated and controlled by means of the pilot valves. www.gemu-group.com 9 / 32 GEMÜ 1434 µPos...

  • Page 10: Order Data

    1/4" mm tube 8 Option Code Without 4–20 mA, actual value output 0–20 mA, actual value output 0–10 V, actual value output 9 Flow rate Code 15 l/min GEMÜ 1434 µPos 10 / 32 www.gemu-group.com...
  • Page 11 6 mm tube 8 Option Without 9 Flow rate 15 l/min 10 Travel sensor version Potentiometer, 10 mm length 11 Type of design Without 12 CONEXO Without www.gemu-group.com 11 / 32 GEMÜ 1434 µPos...

  • Page 12: Technical Data

    Retracted (top) ≙ 100% (valve open) spindle/valve position Extended (bottom) ≙ 0% (valve closed) 1) Design code 6960: Inversed mode of action compared with description (Travel sensor signal inversed). For valves with inverted correlation. GEMÜ 1434 µPos 12 / 32 www.gemu-group.com...
  • Page 13 0–10 V (ordering option code C0) Output type: active On-load current: 0–10 V: Max. 10 mA Load resistor: 0/4–20 mA: Max. 600 Ω Accuracy/linearity: ≤ ±1% of full flow Temperature drift: ≤ ±0.5% of full flow www.gemu-group.com 13 / 32 GEMÜ 1434 µPos...
  • Page 14 Resistance range of re- 1 to 10 kΩ mote potentiometers: Input voltage 0 to UP+ range: Input resistance: 1.2 MΩ Accuracy/linearity: ≤ ±0.3% of full flow Temperature drift: ≤ ±0.3% of full flow Resolution: 12 bit GEMÜ 1434 µPos 14 / 32 www.gemu-group.com...
  • Page 15 Control diagram: 10,0 The GEMÜ 1434 μPos digital electro-pneumatic positioner automatically detects the control func- tion of the valve during initialization: Normally open (NO) or normally closed (NC). For the 0/4 mA or 0 V signal specification, the position of the valve is closed.

  • Page 16: Dimensions

    Version dependent on valve used 1. Normally closed valve, M16 adaption thread – standard 2. Normally closed valve, M16 adaption thread – special construction type for GEMÜ 9415 3. Normally closed valve, M22 adaption thread 4. Normally open or double acting valve, M16 or M22 adaption thread GEMÜ...
  • Page 17 8 Dimensions 8.3 Remote mounting 8.3.1 Travel sensor version code S01 SW24 16,6 M20x1,5 SW24 SW27 Figure including separately available mounting bracket Dimensions in mm www.gemu-group.com 17 / 32 GEMÜ 1434 µPos...

  • Page 18: Manufacturer's Information

    3. Do not exceed the maximum storage temperature (see chapter "Technical data"). 4. Do not store solvents, chemicals, acids, fuels or similar fluids in the same room as GEMÜ products and their spare parts. 10 Mounting The positioner with travel sensor version 10 mm (code 010) or 30 mm (code 030) must be mounted directly on the valve.
  • Page 19 Operating spindle NOTICE Guide bush* ▶ For some valves (e.g. GEMÜ 650 and GEMÜ 687) it is ne- *Included depending on version cessary to fit a pressure disc between the threaded ad- apter and the actuator head. This is included in the re- quired mounting kits, sometimes with an additional O-ring (only GEMÜ...
  • Page 20 1. Move the actuator to the closed position. 2. Place O-rings 1 and 2 into adapter 3. If one adapter is included: 3. Screw the adapter 3 into the actuator opening as far as it will go and tighten. GEMÜ 1434 µPos 20 / 32 www.gemu-group.com...
  • Page 21 Version 4: Mounting bracket is fastened between the screwed-in adapter in the actuator opening and a second adapter. The travel sensor is screwed into the upper adapter. O-rings are located between the adapters. www.gemu-group.com 21 / 32 GEMÜ 1434 µPos...
  • Page 22 1. Attach the positioner 1 in a suitable position (the separ- used or that a required adapter has not been used. ately available GEMÜ 1434 000 ZMP mounting bracket ▶ In both cases, check the mounting kit parts and that they can be used for this).

  • Page 23: Electrical Connection

    Turn electrical connections once by max. 360°. ● Pin assignment Signal name UP-, potentiometer output, supply voltage (-) UPsig, potentiometer wiper voltage input UP+, output potentiometer supply voltage (+) n.c. n.c. 1) Potentiometer signal is processed internally inversed. www.gemu-group.com 23 / 32 GEMÜ 1434 µPos...

  • Page 24: Installation In Potentially Explosive Areas

    The product is not ATEX compliant and must therefore not be installed or operated in potentially explosive zones. The GEMÜ 4232 travel sensor (ATEX version) can only be used in potentially explosive areas if used in conjunction with an ATEX compliant safety barrier. The safety barrier needs to...

  • Page 25: Pneumatic Connection

    Set value > 20 mA or 10 V vented * only for design with 4–20 mA set value input (code A) 4. Screw the threaded adapter with mounted O-ring into the vent holes and tighten carefully. www.gemu-group.com 25 / 32 GEMÜ 1434 µPos...

  • Page 26: Commissioning

    ð OPEN and CLOSED LEDs flash alternately ð Automatic initialisation is carried out. The initialisation phase lasts a few minutes, during which the process valve is opened and closed several times. The initial- isation process is ended automatically. GEMÜ 1434 µPos 26 / 32 www.gemu-group.com...

  • Page 27: Operation

    1 to pin 5. Function OPEN ERROR CLOSE POWER Min. set value (0/4 mA/0 Intermedi- position Max. set value (20 mA/10 Positioner in initialisa- tion phase 1) LEDs flash alternately www.gemu-group.com 27 / 32 GEMÜ 1434 µPos...

  • Page 28: Troubleshooting

    Set value signal too low Set value signal < 3.5 mA Check set value signal Device error No pneumatic air supply, leakage in pneu- Check pneumatic air supply, check pneu- matic system matic connections GEMÜ 1434 µPos 28 / 32 www.gemu-group.com...

  • Page 29: Inspection And Maintenance

    The equipment is subject to pressure! goods can be processed only when this note is completed. If ▶ Risk of severe injury or death. no return delivery note is included with the product, GEMÜ Depressurize the plant. ● cannot process credits or repair work but will dispose of the Completely drain the plant.

  • Page 30: Declaration Of Conformity According To 2014/30/Eu (Emc Directive)

    21 Declaration of conformity according to 2014/30/EU (EMC Directive) EU Declaration of Conformity in accordance with 2014/30/EU (EMC Directive) GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Fritz-Müller-Straße 6-8 74653 Ingelfingen-Criesbach, Germany declare that the product listed below complies with the safety requirements of the EMC Directive 2014/30/EU.
  • Page 31 GEMÜ 1434 31 / 32 www.gemu-group.com...
  • Page 32 Subject to alteration GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG *88594778* Fritz-Müller-Straße 6-8, 74653 Ingelfingen-Criesbach, Germany 08.2021 | 88594778 Phone +49 (0) 7940 1230 · info@gemue.de www.gemu-group.com...

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