Mounting and
Operating Instructions
EB 8053 EN
Edition June 2014
Type 3252 High-pressure valve with Type 3277 Pneumatic Actuator and Type 3767 Electropneumatic
Positioner
Series 250
Type 3252‑1 and Type 3252‑7
Pneumatic Control Valves
Страница 1: ...ating Instructions EB 8053 EN Edition June 2014 Type 3252 High pressure valve with Type 3277 Pneumatic Actuator and Type 3767 Electropneumatic Positioner Series 250 Type 3252 1 and Type 3252 7 Pneumat...
Страница 2: ...h if not avoided will result in death or seri ous injury WARNING Hazardous situations which if not avoided could result in death or seri ous injury NOTICE Property damage message or mal function Note...
Страница 3: ...f the operating direction 9 4 Installation 9 1 2 Signal pressure line 9 5 Troubleshooting 10 1 1 Removing the actuator from the valve 10 1 2 Replacing the packing in standard valves 10 1 2 1 Plug 11 1...
Страница 4: ...4 EB 8053 EN...
Страница 5: ...they are assigned to and recognize possible dan gers due to their specialized training their knowledge and experience as well as their knowledge of the applicable standards Any hazards that could be c...
Страница 6: ...e signal pressure act ing on the diaphragm of the actuator The plug stem 6 is connected to the actuator stem 8 1 by the stem connector 7 The plug stem is sealed by a spring loaded V ring packing 4 2 2...
Страница 7: ...Screw 5 6 Anti rotation fixture 5 7 Travel indicator scale 6 Plug stem 6 1 Stem connector nut 6 2 Lock nut 7 Stem connector 8 1 Actuator stem 8 2 Ring nut 8 3 Springs 8 4 Rolling diaphragm 9 Signal p...
Страница 8: ...the lower bench range value to be ad justed whereas the upper value cor responds the upper bench range val ue 6 For fail close actuators apply a signal pressure that corresponds to the lower bench ran...
Страница 9: ...rt the pipelines near the connections Flush the pipeline thoroughly before in stalling the valve valve open The following points additionally apply to the version with welding ends The valve must be w...
Страница 10: ...entire valve construction when the valve is welded into the pipeline 5 1 Removing the actuator from the valve 1 Mount the stem connector clamps 7 be tween the actuator stem and the plug stem 2 For fai...
Страница 11: ...12 Fasten the valve bonnet to the body tightening torque of 500 Nm 13 Place the anti rotation fixture 5 6 on the valve bonnet ensuring that the screw 5 5 is inserted into the long hole Fas ten tight 1...
Страница 12: ...exten sion to be held stationary Make sure that absolutely no torque is transferred to the bellows which is at tached to the intermediate piece 4 Apply a suitable lubricant to the the plug stem 6 of...
Страница 13: ...ows seal 1 1 Gasket 5 Valve bonnet 5 2 Threaded bushing 5 3 Yoke 5 4 Ring nut 5 5 Screw 5 6 Anti rotation fixture 6 Plug stem 6 1 Stem connector nut 6 2 Lock nut 11 Intermediate piece 11 1 Gasket 12 P...
Страница 14: ...intermedi ate piece tightening torque of 120 Nm 5 Place the anti rotation fixture 15 on the valve bonnet ensuring that the screw 16 is inserted into the long hole Fasten tight 6 Reapply a suitable lub...
Страница 15: ...odification index 3 Actuator area 4 Fail safe action FA Actuator stem extends FE Actuator stem retracts 5 Actuator travel 6 Bench range 7 Bench range with preloaded springs Fig 4 Nameplate for Type 32...
Страница 16: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 8053 EN 2014 10 20 English...
