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Summary of Contents for GEM 1231
- Page 1 GEMÜ 1231 Electrical position indicator ATEX Operating instructions further information webcode: GW-1231...
- 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 19.11.2019 GEMÜ 1231 2 / 24 www.gemu-group.com...
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Page 3: Table Of Contents
Information ............Symbols used ............. Warning notes ............ 2 Safety information ............ 3 Product description ........... 4 GEMÜ CONEXO ............5 Correct use ............... 6 Order data ..............7 Technical data ............10 8 Dimensions ............... 10 9 Manufacturer's information ........11 Delivery ............... -
Page 4: General Information
Potentially dangerous situation! ▶ Non-observance can cause moderate to light injury. NOTICE Potentially dangerous situation! ▶ Non-observance can cause damage to property. The following symbols for the specific dangers can be used within a warning note: GEMÜ 1231 4 / 24 www.gemu-group.com... -
Page 5: Safety Information
13. Maintain the product correctly. 14. Do not carry out any maintenance work and repairs not described in this document without consulting the manufacturer first. In cases of uncertainty: 15. Consult the nearest GEMÜ sales office. www.gemu-group.com 5 / 24 GEMÜ 1231... -
Page 6: Product Description
3.3 Function The GEMÜ 1231 electrical position indicator is used for reporting and controlling the position of valves that are actuated with pneumatic linear actuators. The spindle of the electrical position indicator is positively connected to the spindle of the linear actuator and is moved with the linear movement of the actuator. -
Page 7: Gemü Conexo
4 GEMÜ CONEXO 4 GEMÜ CONEXO Order variant In the corresponding design with CONEXO, this product has an RFID chip (1) for electronic identification purposes. The posi- tion of the RFID chip can be seen below. The CONEXO pen helps read out information stored in the RFID chips. The CONEXO app or CONEXO portal is required to view this information. -
Page 8: Correct Use
The product GEMÜ 1231 is designed to be fitted on a GEMÜ valve for electrical detection of the position of the linear actuators. The product works with 2-wire NAMUR proximity switches. The product is non-positively connected to the actuator spindle by means of a mounting kit. -
Page 9: Order Data
The order data provide an overview of standard configurations. Please check the availability before ordering. Other configurations available on request. Note: Mounting kit 1231 S01 Z...dependent on valve type. Please order separately. Data required on valve type, DN, control function and actuator size. -
Page 10: Technical Data
4-pin Connection thread M16 x 1.5 M16 x 1.5 Cable diameter 4.5 to 7 mm 4 to 10 mm Recommended 0.75 mm² 0.75 mm² wire cross section 8 Dimensions □ 50 M 4x6 Dimensions in mm GEMÜ 1231 10 / 24 www.gemu-group.com... -
Page 11: Manufacturer's Information
2. Avoid UV rays and direct sunlight. 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 Assembly and installation... - Page 12 Without thread (see chapter 9.4 'Mounting kit assembly without thread'). 10.3.1 Assembly of mounting kit without stroke limiter 1. Screw in adapter 2 using wrench surface 1. 2. Screw in guide piece 3 using the wrench surface. GEMÜ 1231 12 / 24 www.gemu-group.com...
- Page 13 ▶ Danger of death or severe injury. Do not use the product as a step or foothold. ● Prior to commissioning, ensure that the cover is fully closed and that the housing and the O-ring are not ● damaged. www.gemu-group.com 13 / 24 GEMÜ 1231...
- Page 14 14. For function control, open and close the valve and pay attention to signalling. 15. If the settings need to be readjusted again, switch off power to the electrical position indicator and repeat the steps of the chapter "Setting the switching positions". GEMÜ 1231 14 / 24 www.gemu-group.com...
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Page 15: Electrical Connection
1. Use a screw M4x6 to attach the potential equalisation device to the electrical position indicator. ð Potential equalisation for metal housings in potentially explosive areas: At least 4 mm². 2. Secure the connection against independently becoming loose. www.gemu-group.com 15 / 24 GEMÜ 1231... - Page 16 Danger from sparking. Never disconnect the connection cables when live. ● 11.3.1 Connection diagram (code 203) Signal name L+, OPEN L-, OPEN L+, CLOSED L-, CLOSED n.c. * * Pin 5 is not connected. GEMÜ 1231 16 / 24 www.gemu-group.com...
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Page 17: Error Clearance
Grub screw not working Grub screw unscrewed too far, nut fell Reinsert the nut, screw in the grub screw (during assembly, only undo the grub screw, do not unscrew it completely) www.gemu-group.com 17 / 24 GEMÜ 1231... -
Page 18: Inspection And Servicing
Returned goods can be processed only when this note is completed. If no return delivery note is included with the product, GEMÜ cannot process credits or repair work but will dispose of the goods at the op- erator's expense. -
Page 19: Declaration Of Conformity According To 2014/30/Eu (Emc Directive)
17 Declaration of conformity according to 2014/30/EU (EMC Directive) EU Declaration of Conformity according to 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 20: Eu Declaration Of Conformity In Accordance With 2014/34/Eu (Atex)
18 EU Declaration of conformity in accordance with 2014/34/EU (ATEX) EU Declaration of Conformity in accordance with 2014/34/EU (ATEX) 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 requirements of directive 2014/34/EU for intended use in potentially explosive areas. - Page 21 21 / 24 GEMÜ 1231 www.gemu-group.com...
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- Page 23 23 / 24 GEMÜ 1231...
- Page 24 GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Subject to alteration Fritz-Müller-Straße 6-8, 74653 Ingelfingen-Criesbach, *88586125* Germany 11.2019 | 88586125 Phone +49 (0)7940 123-0 · info@gemue.de www.gemu-group.com...