GEM 4242 Operating Instructions Manual
Devicenet, combi switchbox with integrated pilot valve
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- Operating instructions manual (46 pages) ,
- Operating instructions manual (51 pages)
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Summary of Contents for GEM 4242
- Page 1 GEMÜ 4242 DeviceNet Combi switchbox with integrated pilot valve Operating instructions 4009951 4009951 further information webcode: GW-4242...
- 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 26.07.2019 GEMÜ 4242 2 / 36 www.gemu-group.com DeviceNet...
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Page 3: Table Of Contents
LED error message ..........31 17.2 Error clearance ........... 31 18 Disassembly ............. 32 19 Disposal ..............32 20 Returns ..............32 21 Declaration of conformity according to 2014/30/EU (EMC Directive) ............33 3 / 36 www.gemu-group.com GEMÜ 4242 DeviceNet... -
Page 4: General Information
Speed Assembly and Programming, a particularly user-friendly commissioning function for fast mounting, automated setting and initialisation of GEMÜ products. Dependent on type, activation uses an external impulse signal or existing precautions on the device (magnetic or housing switch). Changeover to normal operating mode takes place automatically after successful completion. -
Page 5: Warning Notes
The document contains fundamental safety information that must be observed during commissioning, operation and mainten- ance. Non-compliance with these instructions may cause: – Personal hazard due to electrical, mechanical and chemical effects. www.gemu-group.com 5 / 36 GEMÜ 4242 DeviceNet... -
Page 6: Product Description
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. 3 Product description 3.1 Construction Size 1... - Page 7 3 Product description Item Name Materials Size 1 Size 2 Adapter piece Mounting kit, valve specific Seals EPDM and NBR www.gemu-group.com 7 / 36 GEMÜ 4242 DeviceNet...
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Page 8: Led Displays
3.2.2 LED conditions Function CLOSED ERROR OPEN High visibility LED Valve in OPEN position Valve in CLOSED position Programming mode OPEN / CLOSED flash alternately flashes alternately LED conditions lit (on) irrelevant flashes 8 / 36 GEMÜ 4242 www.gemu-group.com DeviceNet... -
Page 9: Description
Intelligent microprocessor controlled functions make commissioning and support during operation easier. The current position of the valve is displayed via high visibility LEDs and fed back via electrical signals. The GEMÜ 4242 has been specially designed for valves with a stroke of to mm. - Page 10 1. Connection cables and connectors must be protected from damage. 2. Layers of dust > 5 mm must be removed. 3. Warning label "Danger from electrostatic build-up". 4. Warning label "Do not disconnect when live". GEMÜ 4242 10 / 36 www.gemu-group.com DeviceNet...
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Page 11: Order Data
Connection thread G1/8 for size 2 (for IP67 or piped air outlet) 8 Option Code Without Manual override Inversed LED colours Inversed LED colours, manual override 11 / 36 11 / 36 www.gemu-group.com www.gemu-group.com GEMÜ 4242 GEMÜ 4242 DeviceNet DeviceNet... - Page 12 Connection thread G1/8 for size 2 8 Option Manual override 9 Flow rate 14 Nl/min, size 1 10 Travel sensor version Potentiometer 30 mm length, size 1 11 Special version Without 12 / 36 12 / 36 GEMÜ 4242 GEMÜ 4242 www.gemu-group.com www.gemu-group.com DeviceNet DeviceNet...
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Page 13: Technical Data
Dust: II 3D Ex tc IIIC T 80 °C Dc X Type examination certificate: IBExU18ATEXB008 X NEC marking: Class I, Division II, Groups C & D, T4 Approvals: DeviceNet Fieldbus / n.n. Communication www.gemu-group.com 13 / 36 GEMÜ 4242 DeviceNet... -
Page 14: Electrical Data
Default setting switch point CLOSED 12 % 12 % Default setting switch point OPEN 25 % 25 % Min. switch point CLOSED 0.8 mm 2 mm Min. switch point OPEN 0.5 mm 1.25 mm GEMÜ 4242 14 / 36 www.gemu-group.com DeviceNet... -
Page 15: Dimensions
7.2 Size 2 Ø 90 WAF 20 for mounting kit M12x1, x = 9 mm WAF 24 for mounting kit M16x1, x = 11 mm 86,5 dependent on valve used Dimensions in mm www.gemu-group.com 15 / 36 GEMÜ 4242 DeviceNet... -
Page 16: 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. 9 Assembly and installation 9.1 Preparations for assembly to the valve... - Page 17 NOTICE ▶ For some valves (e.g. GEMÜ 650 and GEMÜ 687) it is necessary to fit a pressure disc between the threaded adapter and the actuator head. This is included in the required mounting kits, sometimes with an additional O-ring (only GEMÜ 650 with normally open and double-acting control function –...
- Page 18 1. Move the actuator to the closed position. 2. Place O-rings 1 and 2 into adapter 3. 3. Screw adapter 3 into the actuator opening as far as it will go and tighten. GEMÜ 4242 18 / 36 www.gemu-group.com DeviceNet...
- Page 19 Operating bush Distance piece Spindle Actuator spindle Travel sensor 1) Only available for valves with the NO and DA control functions. 2) Only included in required mounting kits. The design depends on the valve. www.gemu-group.com 19 / 36 GEMÜ 4242 DeviceNet...
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Page 20: Combi Switchbox Mounting
● 6. The product with mounting kit is fully assembled. 7. The product with mounting kit and adapter is fully assembled. 8. The product with mounting kit and stroke limiter is fully assembled. GEMÜ 4242 20 / 36 www.gemu-group.com DeviceNet... -
Page 21: Pneumatic Connection
Working connection for process valve A1 Venting connection R with integrated check valve M6 x 0.75 Housing ventilation with integrated check valve M6 x 0.75 1) only relevant for exhaust air duct and/or increase of protection class www.gemu-group.com 21 / 36 GEMÜ 4242 DeviceNet... -
Page 22: Size 2, Standard, Single Acting
Working connection for process valve A1 G 1/8 Venting connection R with silencer (integrated housing ventilation) G 1/8 Working connection for process valve A2 G 1/8 1) only relevant for exhaust air duct and/or increase of protection class GEMÜ 4242 22 / 36 www.gemu-group.com DeviceNet... -
Page 23: Electrical Connection
Thick cable Thin cable Max. cable length per Max. drop cable accu- drop cable mulated length 500 m 100 m 156 m 250 m 100 m 78 m 100 m 100 m 39 m www.gemu-group.com 23 / 36 GEMÜ 4242 DeviceNet... -
Page 24: Pin Assignment
3. Refer to the technical data and cable gland documentation for details of the wire cross sections. 4. Protect the product and the cables from damage. 5. Only clean the product with an anti-static or damp cloth. 6. Only operate the product when it is fully assembled. GEMÜ 4242 24 / 36 www.gemu-group.com DeviceNet... -
Page 25: Programming The End Positions
7. Open valve until end position is reached. 8. Close valve until end position is reached. 9. Set output bit 5 = 0. (electrical position indicator in normal operation) ð The end positions are set. www.gemu-group.com 25 / 36 GEMÜ 4242 DeviceNet... -
Page 26: Specific Data - Devicenet
Device status according to DeviceNet specifications Series No. Continuous serial number Name 4242 DN combi switchbox 1) Use EDS file in accordance with revision status of the device Note: Download EDS files from www.gemu-group.com 13.2 Net topology - DeviceNet system To avoid malfunction the trunk cable is fitted with resistors on both sides. -
Page 27: Inputs
1 = automatic programming mode active not used As seen from the DeviceNet master, Class 64h, Inst. 1h, Attr. 1h 1) Activation of outlet 4, only for double acting function (code 02) www.gemu-group.com 27 / 36 GEMÜ 4242 DeviceNet... -
Page 28: Parameter
2 byte UINT Last stroke 2 byte UINT Valve position 2 byte UINT Sensor error 1 byte USINT 0 = Sensor OK 1 = Sensor error position closed 2 = Sensor error position open GEMÜ 4242 28 / 36 www.gemu-group.com DeviceNet... -
Page 29: Activation
0 - 429496729 Valve cycles total 4 byte UDINT Display of numerical values 0 - 429496729 14 Activation Activate the combi switchbox after end position programming by a 24 V DC signal to pin 6. www.gemu-group.com 29 / 36 GEMÜ 4242 DeviceNet... -
Page 30: Error Output
Use a flathead screwdriver (maximum slot width of 6 mm) to unscrew the manual override screw 3 anticlockwise as far as it will go. NOTICE ▶ Control air and the minimum pressure must be available to use the manual override. GEMÜ 4242 30 / 36 www.gemu-group.com DeviceNet... -
Page 31: Troubleshooting
Deactivate the manual override Check the process valve OPEN position is not reached within the The value for "Alarm Closing Time " lies specified time below the real operating time. Carry out automatic end position programming. www.gemu-group.com 31 / 36 GEMÜ 4242 DeviceNet... -
Page 32: Disassembly
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 33: Declaration Of Conformity According To 2014/30/Eu (Emc Directive)
21 Declaration of conformity according to 2014/30/EU (EMC Directive) 21 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 34 34 / 36 GEMÜ 4242 DeviceNet...
- Page 35 35 / 36 GEMÜ 4242 DeviceNet...
- Page 36 GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Subject to alteration Fritz-Müller-Straße 6-8, 74653 Ingelfingen-Criesbach, *88594426* Germany 07.2019 | 88594426 Tel. +49 (0)7940 123-0 · info@gemue.de www.gemu-group.com...