Gemu GEMU 1242 Operating Instructions Manual Download Page 1

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GEMÜ 1242

DeviceNet

Electrical position indicator

Operating instructions

4009951

further information

webcode: GW-1242

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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