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Gemu GEMU 1242, Operating Instructions Manual

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Gemu GEMU 1242 Operating Instructions Manual Download Page 18

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GEMÜ 1242

DeviceNet

Assembly and installation

1. Move the actuator to the open position.

2. Place the product as far as it will go into the actuator opening, insert adapter 

3

 (see chapter 9.3) or stroke limiter 

1

 (see

chapter 9.4) and screw in clockwise against the initial spring tension.

3. Use the spanner flat of the travel sensor to tighten the product.

4. Turn the housing clockwise to align the pneumatic or electrical connections.

 CAUTION

Incorrect installation of the product.

▶

Damage to the housing.

●

Only tighten the product using the spanner flats provided for this purpose.

5. The product with mounting kit is fully assembled.

6. The product with mounting kit and adapter is fully assembled.

Summary of Contents for GEMU 1242

Page 1: ...GEM 1242 DeviceNet Electrical position indicator Operating instructions EN 4009951 4009951 further information webcode GW 1242...

Page 2: ...ts including copyrights or industrial property rights are expressly reserved Keep the document for future reference GEM Gebr M ller Apparatebau GmbH Co KG 12 04 2019 www gemu group com 2 32 GEM 1242 D...

Page 3: ...r 17 10 Electrical connection 19 10 1 Potential equalisation special function X and Y 19 10 2 DeviceNet ordering option Fieldbus code DN 20 11 Programming the end positions 22 11 1 On site end positio...

Page 4: ...rmed Response s to tasks Lists The following LED symbols are used in the documentation Symbol LED conditions Off Lit on Flashing 1 3 Definition of terms Speed AP Speed Assembly and Programming particu...

Page 5: ...bservance 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 warn...

Page 6: ...events which may occur during installation operation and maintenance Local safety regulations which must be adhered to by the operator and by any additional installation personnel Prior to commission...

Page 7: ...escription 3 1 Construction 1 2 4 3 5 Item Name Materials 1 Housing cover standard version PC 2 Housing base Anodised aluminium or SS 3 Electrical connection SS PP 4 Adapter piece SS 5 Mounting kit va...

Page 8: ...D flash alternately flashes alternately LED conditions lit on irrelevant flashes off 3 3 Description The GEM 1242 electrical position indicator is suitable for mounting to pneumatically operated linea...

Page 9: ...cial function Y is UL CSA certified and protected against explosion in accordance with ISA 12 12 01 see Technical data The product with special function Y can be connected to switches power supplies P...

Page 10: ...xU18ATEXB008 X The product has been developed in compliance with the following harmonised standards DIN EN 60079 0 2012 A11 2013 DIN EN 60079 7 2015 DIN EN 60079 15 2010 DIN EN 60079 31 2014 Use of th...

Page 11: ...7 Aluminium base PC cover 14 5 Function Code Position feedback Open Closed 00 6 Electrical connection Code M12 plug 5 pin 01 M12 plug 8 pin 02 7 Option Code Without 00 Inversed LED feedback 40 8 Switc...

Page 12: ...D Ex tc IIIC T 80 C Dc X Type examination certificate IBExU18ATEXB008 X NEC marking Class I Division II Groups C D T4 6 3 Mechanical data Installation position Optional Weight 320 g aluminium version...

Page 13: ...ent refer to the programmed stroke before each end position Switch points Default setting switch point CLOSED 12 Default setting switch point OPEN 25 Min switch point CLOSED 0 8 mm Min switch point OP...

Page 14: ...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 GEM products and their spare parts 9 Assembly...

Page 15: ...perating bush 9 Pressure disc 4 Distance piece 10 O ring 5 O ring 11 O ring 6 Adapter Included depending on version CAUTION Pretensioned spring Damage to the device Slowly release the tension in the s...

Page 16: ...disc between the threaded adapter and the actuator head This is included in the required mounting kits sometimes with an additional O ring only GEM 650 with normally open and double acting control fun...

Page 17: ...the stroke limiter 1 4 Insert the O ring 7 2 in the washer 4 5 Screw stroke limiter 1 with nut 2 seal 3 and washer 4 into the actuator opening 6 Set stroke limiter 1 to the required stroke 7 Make sur...

Page 18: ...rew in clockwise against the initial spring tension 3 Use the spanner flat of the travel sensor to tighten the product 4 Turn the housing clockwise to align the pneumatic or electrical connections CAU...

Page 19: ...tial equalisation special function X and Y Connecting the potential equalisation device 1 Use a screw M4x6 to attach the potential equalisation device to the electrical position indicator Potential eq...

Page 20: ...nes DANGER Danger of explosion due to sparking Risk of severe injury or death Never disconnect the connection cables when live 10 2 1 Net topology DeviceNet system To avoid malfunction the trunk cable...

Page 21: ...d connected and commissioned by trained personnel The trained personnel must have expertise in types of ignition protection and regulations and provisions for operating media in EX areas 2 Securely la...

Page 22: ...on the housing cover OPEN and CLOSED LEDs flash alternately High visibility LED flashes alternately green orange 3 Open valve until end position is reached 4 Close valve until end position is reached...

Page 23: ...on 1 process valve in CLOSED position 4 0 Position Open OPEN position 0 process valve not in OPEN position 1 process valve in OPEN position 5 0 Calibrationmode Calibration mode 0 normal operation 1 ca...

Page 24: ...0 100 Fh 9h 1h Alarm stroke reduction OPEN 1 byte USINT Get Set 1 0 disabled 1 25 2 50 3 75 Fh Ah 1h Alarm stroke reduction CLOSED 1 byte USINT Get Set 1 0 disabled 1 25 2 50 3 75 Fh Bh 1h Alarm open...

Page 25: ...closed open Fh 19h 1h Internal error 1 byte USINT Get 0 0 Device OK 1 un valid crc check 2 un valid serial number 3 Memory error Fh 1Ah 1h Stroke reduction warning 1 byte USINT Get 0 0 Stroke OK 1 Str...

Page 26: ...compressed too much diaphragm size 8 Ensure correct compression of the shut off diaphragm re programme Programming error after sensor error The sensor range was exceeded during the programming procedu...

Page 27: ...please return it to GEM for repair 14 2 Cleaning the product DANGER Danger of explosion due to electrostatic build up Danger of death or severe injury Only clean the product with an anti static or dam...

Page 28: ...requirements of the EMC Directive 2014 30 EU Description of the product GEM 1242 Technical standards used Interference resistance 24 V DC IO Link DeviceNet EN 61000 6 2 AS Interface acc to AS Interfa...

Page 29: ...on marking Gas II 3G Ex ec nC IIC T4 Gc X Dust II 3D Ex tc IIIC T 80 C Dc X Type examination certificate IBExU18ATEXB008 X Explanations For special conditions or operation limits see chapter Correct u...

Page 30: ...www gemu group com 30 32 GEM 1242 DeviceNet...

Page 31: ...www gemu group com 31 32 GEM 1242 DeviceNet...

Page 32: ...GEM Gebr M ller Apparatebau GmbH Co KG Fritz M ller Stra e 6 8 74653 Ingelfingen Criesbach Germany Tel 49 0 7940 123 0 info gemue de www gemu group com Subject to alteration 04 2019 88585870 88585870...

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