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GEM R690 Operating Instructions Manual

Pneumatically operated diaphragm valve
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GEMÜ R690
Pneumatically operated diaphragm valve
Operating instructions
EN
further information
webcode: GW-R690

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Summary of Contents for GEM R690

  • Page 1 GEMÜ R690 Pneumatically operated diaphragm valve Operating instructions further information webcode: GW-R690...
  • 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 22.08.2023 GEMÜ R690 2 / 38 www.gemu-group.com...

  • Page 3: Table Of Contents

    Warning notes ..........2 Safety information ..........3 Product description ..........Construction ..........Description ............. Function ............Product label ..........4 GEMÜ CONEXO ............ 5 Order data ............6 Technical data ............. Medium ............Temperature ..........Pressure ............Product conformity ........

  • Page 4: General Information

    Symbol Meaning 1.3 Definition of terms Corrosive chemicals! Working medium The medium that flows through the GEMÜ product. Control function Hot plant components! The possible actuation functions of the GEMÜ product. Control medium The medium whose increasing or decreasing pressure causes Use as end-of-line valve! the GEMÜ...

  • Page 5: Safety Information

    3.2 Description turer first. The GEMÜ R690 2/2-way diaphragm valve has a low mainten- In cases of uncertainty: ance membrane actuator and is pneumatically operated. Nor- 15. Consult the nearest GEMÜ sales office.

  • Page 6: Function

    The month of manufacture is encoded in the traceability num- him with all the information assigned to the valve, such as ber and can be obtained from GEMÜ. The product was manu- test reports, testing documentation and maintenance histor- factured in Germany.

  • Page 7: Order Data

    9 Special version Code length only for body configuration D NSF 61 water approval 5 Valve body material Code 10 CONEXO Code PVC-U, grey Integrated RFID chip for electronic identification and traceability PP, reinforced Without www.gemu-group.com 7 / 38 GEMÜ R690...
  • Page 8 Union end with insert (socket) – DIN 5 Valve body material PVC-U, grey 6 Diaphragm material EPDM 7 Control function Normally closed (NC) 8 Actuator version Diaphragm size 20 9 Special version NSF 61 water approval 10 CONEXO Without GEMÜ R690 8 / 38 www.gemu-group.com...

  • Page 9: Technical Data

    Inliner PP-H grey / outliner PP, reinforced (code 5 — 50 °C Inliner PVDF / outliner PP, reinforced (code 75) -5 — 50 °C Control medium temper- 0 — 40 °C ature: Storage temperature: 0 — 40 °C www.gemu-group.com 9 / 38 GEMÜ R690...

  • Page 10: Pressure

    10,0 10,0 10,0 10,0 10,0 10,0 Data for extended temperature ranges on request. Please note that the ambient temperature and media temper- ature generate a combined temperature at the valve body which must not exceed the above values. GEMÜ R690 10 / 38 www.gemu-group.com...
  • Page 11 MG80+100 MG50 Operating pressure [bar] The control pressure depending on the prevailing operating pressure, as shown in the diagram, is intended as a guide for operating the system with low wear on the diaphragm. www.gemu-group.com 11 / 38 GEMÜ R690...

  • Page 12: Product Conformity

    6.4 Product conformity Pressure Equipment Dir- 2014/68/EU ective: Food: FDA* Regulation (EC) No. 1935/2004 Regulation (EC) No. 10/2011* EAC: TR CU 010/2011 Drinking water: NSF/ANSI* * depending on version and / or operating parameters GEMÜ R690 12 / 38 www.gemu-group.com...

  • Page 13: Materials

    0.73 0.83 0.93 1.13 2.36 0.57 0.47 1.00 1.40 1.50 1.60 3.08 0.92 3.57 3.20 4.00 3.30 6.70 4.40 4.00 8.20 MG = diaphragm size Weights in kg Installation position: Optional Flow direction: Optional www.gemu-group.com 13 / 38 GEMÜ R690...

  • Page 14: Dimensions

    JDL, JDM, JDN 211.0 245.0 90.0 G 1/4 260.0 317.0 127.0 G 1/4 260.0 349.0 149.0 G 1/4 Dimensions in mm MG = diaphragm size * CT = A + H1 (see body dimensions) GEMÜ R690 14 / 38 www.gemu-group.com...
  • Page 15 JDL, JDM, JDN 206.0 90.0 48.0 G 1/4 270.0 127.0 41.0 G 1/4 307.0 149.0 46.0 G 1/4 Dimensions in mm MG = diaphragm size * CT = A + H1 (see body dimensions) www.gemu-group.com 15 / 38 GEMÜ R690...

  • Page 16: Body Dimensions

    Code 30: Spigot - inch, for welding or solvent cementing, dependent on body material 2) Valve body material Code 1: PVC-U, grey Code 4: ABS Code 5: PP, reinforced Code 20: PVDF Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced GEMÜ R690 16 / 38 www.gemu-group.com...
  • Page 17 Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced 3) Valve body material Code 20: PVDF Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced www.gemu-group.com 17 / 38 GEMÜ R690...
  • Page 18 Code 7: Union end with insert (socket) – DIN 2) Valve body material Code 1: PVC-U, grey Code 4: ABS Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced GEMÜ R690 18 / 38 www.gemu-group.com...
  • Page 19 Code 33: Union end with inch insert - BS (socket) Code 3M: Union end with inch insert – ASTM (socket) Code 3T: Union end with JIS insert (socket) 2) Valve body material Code 1: PVC-U, grey Code 4: ABS www.gemu-group.com 19 / 38 GEMÜ R690...
  • Page 20 MG = diaphragm size 1) Connection type Code 78: Union end with insert (for IR butt welding) – DIN 2) Valve body material Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced GEMÜ R690 20 / 38 www.gemu-group.com...
  • Page 21 23.2 184.0 266.0 G 2¾ Dimensions in mm MG = diaphragm size 1) Connection type Code 7R: Union end with insert (Rp threaded socket) - DIN 2) Valve body material Code 1: PVC-U, grey www.gemu-group.com 21 / 38 GEMÜ R690...
  • Page 22 Code 4: Flange EN 1092, PN 10, form B, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic series 1 2) Valve body material Code 1: PVC-U, grey Code 5: PP, reinforced Code 20: PVDF GEMÜ R690 22 / 38 www.gemu-group.com...
  • Page 23 Code 4: Flange EN 1092, PN 10, form B, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic series 1 2) Valve body material Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced www.gemu-group.com 23 / 38 GEMÜ R690...
  • Page 24 Code 39: Flange ANSI Class 125/150 RF, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic series 1, length only for body config- uration D 2) Valve body material Code 1: PVC-U, grey Code 5: PP, reinforced Code 20: PVDF GEMÜ R690 24 / 38 www.gemu-group.com...
  • Page 25 Code 39: Flange ANSI Class 125/150 RF, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic series 1, length only for body config- uration D 2) Valve body material Code 71: Inliner PP-H, grey, outliner PP, reinforced Code 75: Inliner PVDF/outliner PP, reinforced www.gemu-group.com 25 / 38 GEMÜ R690...

  • Page 26: Valve Body Mounting

    M6 * 25.0 40 - 50 M8 * 44.5 M8 * 44.5 1/2“ ** 100.0 3/4“ ** 120.0 Dimensions in mm, MG = diaphragm size * Inch thread on request ** Metric thread on request GEMÜ R690 26 / 38 www.gemu-group.com...

  • Page 27: Manufacturer's Information

    4. Do not store solvents, chemicals, acids, fuels or similar 9. Depressurize the plant or plant component. fluids in the same room as GEMÜ products and their spare 10. Completely drain the plant or plant component and allow it parts.

  • Page 28: Installation Position

    5. Allow butt weld spigots to cool down. 6. Reassemble the valve body and the actuator with dia- phragm (see "Mounting the actuator" chapter). 7. Re-attach or reactivate all safety and protective devices. 8. Flush the system. GEMÜ R690 28 / 38 www.gemu-group.com...

  • Page 29: After The Installation

    ● Re-attach or reactivate all safety and protective devices. Connector 4 Connector 2 Control function 2 +3 Control function Control medium Control medium connector 2 (open) connector 4 (close) 1 (NC) 2 (NO) – 3 (DA) www.gemu-group.com 29 / 38 GEMÜ R690...

  • Page 30: Connecting The Control Medium

    2. Activate the actuator via control medium connector 4. Use as end-of-line valve! ð The product closes. ▶ Damage to the GEMÜ product. When using the GEMÜ product as an ● end-of-line valve, a mating flange must be fitted. CAUTION Cleaning agent ▶...

  • Page 31: Troubleshooting

    Tighten threaded connections / unions Sealing material faulty Replace sealing material Valve body leaking Valve body leaking or corroded Check valve body for damage, replace valve body if necessary * see chapter "Spare parts" www.gemu-group.com 31 / 38 GEMÜ R690...

  • Page 32: Inspection And Maintenance

    Servicing and maintenance work must only be performed ● NOTICE by trained personnel. Do not extend hand lever. GEMÜ shall assume no liability ● Important: whatsoever for damages caused by improper handling or ▶ Clean all parts of contamination (do not damage the third-party actions.
  • Page 33 6. If it is difficult to screw it in, check the thread, replace damaged parts (only use genuine parts from GEMÜ). 7. When clear resistance is felt, turn back the diaphragm an- ticlockwise until its bolt holes are in correct alignment with the bolt holes of the actuator.

  • Page 34: Removal From Piping

    3. Disconnect the control medium line(s). WARNING 4. Disassemble the product. Observe warning notes and Actuator top 10 is under spring pressure! safety information. ▶ Risk of severe injury or death! Only open the actuator under a press. ● GEMÜ R690 34 / 38 www.gemu-group.com...

  • Page 35: Returns

    If phragm sizes 20, 25 and 40 from below. no return delivery note is included with the product, GEMÜ 1. Separate the actuator from the control medium. cannot process credits or repair work but will dispose of the goods at the operator's expense.

  • Page 36: Eu Declaration Of Incorporation According To The Ec Machinery Directive 2006/42/Ec, Annex Ii B

    EC Machinery Directive 2006/42/EC, Annex II B Machinery Directive introductory text We, the company GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Fritz-Müller-Strasse 6–8 74653 Ingelfingen-Criesbach, Germany hereby declare under our sole responsibility that the below-mentioned product complies with the relevant essential health and safety requirements in accordance with Annex I of the above-mentioned Directive.
  • Page 37 Information for products with a nominal size ≤ DN 25: The products are developed and produced according to GEMÜ's in-house process instructions and standards of quality which comply with the requirements of ISO 9001 and ISO 14001. According to Article 4, Paragraph 3 of the Pressure Equipment Direct- ive 2014/68/EU, these products must not be identified by a CE-marking.
  • Page 38 GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Fritz-Müller-Straße 6-8, 74653 Ingelfingen-Criesbach, Germany Subject to alteration Phone +49 (0) 7940 1230 · info@gemue.de www.gemu-group.com 08.2023 | 88855087...

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