Samson Type 4708 Mounting And Operating Instructions
Supply pressure regulator
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- Mounting and operating instructions (36 pages) ,
- Mounting and operating instructions (48 pages)
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Summary of Contents for Samson Type 4708
- Page 1 Supply Pressure Regulator Type 4708 Type 4708-5352 on Type 3730 Positioner Type 4708-1152 with filter receptacle Type 4708-6252 on Type 3372 Actuator Fig. 1 · Supply pressure regulators Mounting and Operating Instructions EB 8546 EN Edition February 2005...
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Page 2: Table Of Contents
Contents Contents Page Design and principle of operation ....4 Versions ....... . 6 Technical data . - Page 3 Safety instructions General safety instructions The supply pressure regulator may only be mounted, started up or serviced by fully trained and qualified personnel, observing the accepted industry codes and practices. Make sure employees or third persons are not exposed to any danger. All safety instructions and warnings in these mounting and operating instructions, particularly those concerning assembly, start-up and maintenance, must be observed.
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Page 4: Design And Principle Of Operation
Design and principle of operation The compressed air at the input flows across Design principle the filter and through the free cross-sectional operation area between the seat (1.1) and plug (1.2). It leaves the output with a reduced pressure The supply pressure regulator is used to sup- depending on the plug position. - Page 5 Design and principle of operation Adapter plate/connecting plate Diverting gasket 1.2 1.3 2 10.1 11.1 12.1 Body Seat Plug Bore Operating diaphragm Venting bore Positioning spring Lock nut Set point screw Adjustment knob Filter cartridge Stopper Bushing 11.1 Gasket Filter receptacle 12.1 Gasket Screw Drain plug...
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Page 6: Versions
Design and principle of operation Versions Standard version Type 4708- Supply pressure regulator with adapter plate for positioners Filter on aluminum basis without Type 3730, 3766, 3767, 3780, filter receptacle 3785, 3787 With plastic filter receptacle Type 3730, 3766, 3767, 3780,... -
Page 7: Technical Data
Design and principle of operation Technical data Supply pressure regulator Type 4708-xx 1 bar (15 psi) above the adjusted set point, Supply pressure however, at least 1.6 bar (24 psi) · Max. 12 bar (180 psi) Output pressure Adustable from 0 to 1.6 bar (0 to 24 psi) or 0 to 6 bar (0 to 90 psi) Set point range 0.2 to 1.6 bar (3 to 24 psi) or 0.5 to 6 bar (8 to 90 psi) -
Page 8: Mounting The Supply Pressure Regulator
Mounting the supply pressure regulator Mounting the supply pressure 2.1.1 Direction of flow regulator In the compact supply pressure regulators 4708-10xx/-11xx/-14xx and -17xx the To prevent excessive amounts of condensed direction of flow can be changed as follows: water from collecting, the distance between the compressor and supply pressure regula- 1. -
Page 9: Turning The Supply Pressure Regulator
Mounting the supply pressure regulator 2.1.2 Turning the supply pressure 3. Turn the regulator 180 degrees and re- insert the gasket. In this way, you keep regulator the bore assignment of the gasket for The supply pressure regulator can be turned supply air input and regulator output. -
Page 10: Supply Pressure Regulators For Attachment To Positioners And Actuators
Proceed to mount as for Type 4708-53xx. The supply pressure regulator versions in- tended for attachment to positioners and ac- tuators are equipped with various adapter plates for the attachment. - Page 11 Mounting the supply pressure regulator Type 4708-55xx for Type 4763 and Type 4765 Positioner 1. Screw the special nuts (5) into the con- necting bores of the positioner. 2. Insert the gasket (2) into the recess of the adapter plate (1).
- Page 12 Mounting the supply pressure regulator Type 4708-58xx for Type 3761 Positioner 1. Screw the special nut (5) into the SUPPLY connecting bore of the positioner. 2. Push the special hollow screw (6) into the connection bore of the adapter plate (1).
- Page 13 Mounting the supply pressure regulator Type 4708-62xx for Type 3372 Actuator 3. Insert the O-ring (9). Position the supply pressure regulator and screw it tight 1. Screw the special nut (5) into the SUPPLY onto actuator using the special screw.
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Page 14: Pneumatic Connections
2...3 mm 0 mm Fig. 9 · Pressure gauge attachment, e.g. with Type 4708-12xx/13xx Supply Pressure Regulators EB 8546 EN... -
Page 15: Additional Connection For A Solenoid Valve
Pneumatic connections All supply pressure regulators have the Additional connection for a same intermediate plate, except for Type solenoid valve 4708-57xx, designed for attachment to Type 3760 Positioner (Fig. 12), its interme- An intermediate plate must be mounted be- diate plate has a different bore assignment tween the connecting or adapter plate and for the air ducts. - Page 16 Pneumatic connections Note! The long rubber finger of the diverting Mounting the intermediate plate gasket (3) must always point in the direction 1. Remove the fixing screws and lift the of the regulator output (reduced supply air). supply pressure regulator (4) together See Figs.
- Page 17 Pneumatic connections are positioned over both 5 mm holes on the adapter plate and the bores (1.1) for the fixing screws are aligned. 4. Place the supply pressure regulator (4) with the diverting gasket (3) onto the in- termediate plate (2). Insert the longer fixing screws and screw tight.
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Page 18: Set Point Adjustment
Set point adjustment Set point adjustment Maintenance (Fig. 2) (Fig. 2) Depending on the version, the set point of We recommend you check the filter as often the supply pressure regulator can be ad- as possible. justed either at the adjustment knob (8), or Drain condensed water that has collected by after screwing off the cap (5), at the set removing the stopper (10) or by unscrewing... -
Page 19: Troubleshooting
1400-7404 Stainless steel with G ¼ thread 1400-7402 Stainless steel with 1/4 NPT thread 1400-7406 Intermediate plate for additional connection with Type 4708-57.. Supply Pressure Regulator Aluminum with G ¼ thread 1400-7401 Aluminum with 1/4 NPT thread 1400-7405 Stainless steel with G ¼ thread... -
Page 20: Dimensions In Mm
Dimensions in mm Dimensions in mm Type 4708-11xx/14xx Supply Pressure Regulator Type 4708-10xx/17xx Supply Pressure Regulator Mounting bracket (accessories) Supply pressure regulators with intermediate plate for additional connection have an overall height increased by 24 mm. The dimensions in parentheses apply. - Page 21 Dimensions in mm Type 4708-12xx/13xx Supply Pressure Regulator Type 4708-83xx/84xx/86xx/87xx Supply Pressure Regulator Type 4708-53xx Supply Pressure Regulator for Types 3730/3766/3767/3780/3785/3787 Positioners Output 65(89) Supply EB 8546 EN...
- Page 22 Dimensions in mm Type 4708-54xx Supply Pressure Regulator for Types 3730/3766/3767/3780/3785/3787 Positioners Type 4708-55xx for Types 4763/4765 Positioners Output Supply 66 (90) EB 8546 EN...
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Page 23: Type 3760
Dimensions in mm Input Signal Supply Type 4708-57xx Supply Pressure Regulator for Type 3760 Positioner Supply Input Signal 133 (157) EB 8546 EN... -
Page 24: Type 3761
Dimensions in mm Type 4708-58xx for Type 3761 Positioner (84) Supply SAMSON Type 4708-63xx for Type 3277 Actuator Attachment on left or right EB 8546 EN... - Page 25 Dimensions in mm Type 4708-6221 for Type 3372-031x Actuator 111(135) Supply Supply EB 8546 EN...
- Page 26 SAMSON AG · MESS- UND REGELTECHNIK Weismüllerstraße 3 · 60314 Frankfurt am Main · Germany Phone: +49 69 4009-0 · Fax: +49 69 4009-1507 EB 8546 EN Internet: http://www.samson.de...