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11.2 Spare Part Sectional View R 51
R51 shown with
high-pressure spindle HD2
Page 1: ...05 2022 Gas Pressure Regulator R 51 Operating and Maintenance Instructions...
Page 2: ...Subject to technical modifications Reprint prohibited...
Page 3: ...Diaphragm assembly Actuator housing Internal measurement port Adjusting screw Spindle Design of the gas pressure regulator R 51 Diaphragm...
Page 4: ...Storage and Packaging 11 6 1 Transport 11 6 2 Storage 11 6 3 Packaging 11 7 Mounting and Commissioning 12 7 1 Safety Instructions and Preparation 12 7 2 Mounting 12 7 3 Leakage Test Test for External...
Page 5: ...12 Accessories Options 23 12 1 BV breather valve 23 12 2 RSD restrictor valve 24 12 3 HD 2 version 25 13 Declaration of Conformity 26...
Page 6: ...ation range of the device shall apply The figures in these instructions are provided for basic understanding and may differ from the actual design The contents of these instructions are protected by c...
Page 7: ...ate injury damage to the device the breakdown of the system and material or environmental damage This combination of symbol and signal word indicates an imminent hazardous situation which if not avoid...
Page 8: ...al measuring line Open air model 3 Avoidance of Foreseeable Misuse 2 3 Types of Models Options The regulators must not be used to control liquids The regulators must not be used in temperature ranges...
Page 9: ...s the recognized technical rules and the recognized safety rules However improper use can result in hazards to the user or to third parties This can also result in damage to the device or to the syste...
Page 10: ...ed to perform work on MEDENUS devices during the warranty period only after consultation with the manufacturer Otherwise the claims under warranty will become void The operator must obtain information...
Page 11: ...store O rings and seals for more than 5 years even if stored properly Spare parts must be stored in their original packaging until use Storage period for devices Storage of the device for up to one ye...
Page 12: ...ese instructions and that no unauthorized persons stay in the danger zone DANGER Note Note DANGER 7 2 Mounting Remove the packaging flange protection caps and shipping braces Check the device for wear...
Page 13: ...oints approx 3x DN P2 Connection X Y Z A Nennweite nominal size Abmessung dimension mm Anschluss Regler connection Regulator Anschluss Regler ffnungsdurchmesser connection Regulator opening diameter m...
Page 14: ...nal and international standards shall apply Procedure Close the ball valve upstream of the valves and fittings item 7 01 Close the downstream shut off devices item 7 13 ball valve solenoid or pneumati...
Page 15: ...device is equipped with a bypass the latter must be slowly opened for pressure compensation as step 1 This is followed by slowly opening the inlet shut off valve which will close the bypass The same...
Page 16: ...0 850 2070 FG106 5 3 7035 1580 3900 FG107 6 0 1028 7 5 Diaphragm assembly setpoint spring table Changing the control range Switching to the control range of a different setpoint spring can be done for...
Page 17: ...ependently on a medium term basis During maintenance work the components must be cleaned and subjected to a thorough visual inspection This is also necessary if irregularities in the operating behavio...
Page 18: ...have been removed make sure they are mounted correctly reinstall all fastening elements and observe the screw tightening torques see Table 8 3 Prior to recommissioning observe the following Make sure...
Page 19: ...ol deviation too large Unfavorable connection of the measuring line Select a measuring point with steady flow check measuring point Sluggishness of the device due to dirt Subject device to maintenance...
Page 20: ...mbH Im Langen Feld 3 D 57462 Olpe Phone 49 0 2761 82788 0 Fax 49 0 2761 82788 9 E mail service medenus de Internet www medenus de ATTENTION 11 Spare Parts 11 1 Parts for Maintenance Work O rings Item...
Page 21: ...21 05 2022 20 16 4 7 12 11 6 20 17 11 2 Spare Part Sectional View R 51 R51 shown with high pressure spindle HD2...
Page 22: ...22 05 2022 Notes...
Page 23: ...om the breather connection of the gas pressure regulator or of the safety shut off valve of more than 30 l h is prevented 12 1 1 Use On SAV control devices On regulators pilots With low dynamic regula...
Page 24: ...n in the measurement line of the gas pressure regulator 12 2 3 Technical Data Type RSD Max allowable pressure PS 5 bar Max operating pressure pmax 5 bar Connection type on both sides G 1 4 Female thre...
Page 25: ...ulators R51 On the SRV SL10 12 3 3 Mounting Unscrew the sealing cap Unscrew the setting screw anticlockwise Take off the spring plate from the spring Attention Do not lose the steel ball Remove the bu...
Page 26: ...26 05 2022...
Page 27: ...rea of our homepage this document is available in different languages You can use the following QR codes and links to go directly to this document in your language German http medenus de files upload...
Page 28: ...MEDENUS Gas Druckregeltechnik GmbH Phone 49 0 2761 82788 0 Fax 49 0 2761 82788 9 Im Langen Feld 3 D 57462 Olpe info medenus de www medenus de...
