Samson 3278 Translation Of Original Instructions Download Page 1

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Translation of original instructions

EB 8321 EN

Edition January 2021

Type 3278 Pneumatic Rotary Actuator

Actuator area: 160 and 320 cm²

Type 3278 Pneumatic Rotary Actuator

Summary of Contents for 3278

Page 1: ...Translation of original instructions EB 8321 EN Edition January 2021 Type 3278 Pneumatic Rotary Actuator Actuator area 160 and 320 cm Type 3278 Pneumatic Rotary Actuator...

Page 2: ...st you in mounting and operating the device safely The instructions are binding for handling SAMSON devices The images shown in these instructions are for illustration purposes only The actual product...

Page 3: ...echnical data 3 3 4 Shipment and on site transport 4 1 4 1 Accepting the delivered goods 4 1 4 2 Removing the packaging from the actuator 4 1 4 3 Transporting and lifting the actuator 4 1 4 3 1 Transp...

Page 4: ...rk 8 3 8 5 1 Changing the fail safe action reversing the direction of action 8 3 8 5 2 Changing the bench range 8 3 8 6 Ordering spare parts and operating supplies 8 4 9 Decommissioning 9 1 10 Removal...

Page 5: ...use the de vice for its intended purpose or for damage caused by external forces or any other external factors Refer to the technical data and nameplate for limits and fields of application as well as...

Page 6: ...ing personnel must prevent hazards that could be caused in the actuator by the signal pressure stored spring energy or moving parts by taking appropriate precautions Plant operators and operating pers...

Page 7: ...system observe the requirements specified in section 6 4 of EN 60079 14 VDE 0165 1 Referenced documentation The following documents apply in addition to these mounting and operating instructions Moun...

Page 8: ...t at eye level in the work position 1 Use suitable silencers and vent plugs Wear eye and hearing protection when working near the actuator Risk of personal injury through incorrect operation use or in...

Page 9: ...s Certain tools are required to work on the actuator Only use tools approved by SAMSON Risk of actuator damage due to the use of unsuitable lubricants The lubricants to be used depend on the actuator...

Page 10: ...1 6 EB 8321 EN...

Page 11: ...h and year The nameplate is stuck on the housing Nameplate Fig 2 2 Location on the actuator 2 6 1 3 4 5 VETEC Ventiltechnik GmbH Made in Germany Auftragsnr Pos Order No Pos Sicherheitsstellung wird vo...

Page 12: ...2 2 EB 8321 EN...

Page 13: ...ction of rotation or the fail safe position of the entire valve assembly is to be changed In this case remove the valve from the actuator housing and mount it on the opposite flange see the Servicing...

Page 14: ...hragm case 2 1 Actuator stem 2 2 Lever system 2 3 Actuator shaft 5 Housing 8 9 10 Springs 8 Spring number 1 9 Spring number 2 10 Spring number 3 11 Signal pressure connection 15 Centering plate 16 Int...

Page 15: ...on Actuator area Material number of mounting kit 160 cm 1400 5890 320 cm 1400 5891 Vent plugs Vent plugs are screwed into the exhaust air ports of pneumatic and electropneumatic de vices They ensure t...

Page 16: ...ster Diaphragm plate Sheet steel zinc plated chromate coating Springs 55 Si Cr 6 Actuator stem St 37 zinc plated chromate coating Actuator shaft EN JS1049 zinc plated chromate coating Table 3 3 Dimens...

Page 17: ...EB 8321 EN 3 5 Design and principle of operation Dimen sional drawings G B C H1 H H2 4 D F E a b Stop bolts to limit opening angle Flange 2 Flange 1...

Page 18: ...3 6 EB 8321 EN...

Page 19: ...ocuments and the Tech nical data section 4 2 Removing the packaging from the actuator Observe the following sequence Do not open or remove the packaging until immediately before mounting the actuator...

Page 20: ...port it Observe the transport instructions Transport instructions Protect the actuator against external in fluences e g impact Do not damage the corrosion protection paint surface coatings Repair any...

Page 21: ...Secure the actuator in the stored position against slipping or tipping over Do not damage the corrosion protection paint surface coatings Repair any damage immediately Protect the actuator against mo...

Page 22: ...4 4 EB 8321 EN...

Page 23: ...SAMSON control valves are either delivered with the actuator already mounted on the valve or the valve and actuator are delivered separately When delivered separately the valve and actuator must be as...

Page 24: ...see Accessories in the Design and princi ple of operation section 5 2 3 Adjusting the stop bolts The stop bolts 42 allow the opening angle of the rotary actuator to be limited depend ing on the valve...

Page 25: ...re the butterfly valve is completely closed 4 Apply a signal pressure to the signal pressure connection 11 which corre sponds to the lower bench range value Turn the other stop bolt 42 2 until the but...

Page 26: ...5 4 EB 8321 EN...

Page 27: ...diately renew any nameplates or labels with incorrect or outdated infor mation Add any new values to the nameplate If necessary contact SAMSON to obtain a new nameplate 6 1 Throttling service The Type...

Page 28: ...6 2 EB 8321 EN...

Page 29: ...and principle of operation section Diaphragm in the actuator defective See Replacing the diaphragm in the Servicing section Actuator shaft does not stroke through its complete opening angle Handwheel...

Page 30: ...7 2 EB 8321 EN...

Page 31: ...vented The actuator is operated with air As a result air is vented during operation Wear eye and hearing protection when working near the actuator Risk of personal injury through incorrect operation...

Page 32: ...reparation for servicing or conversion work 1 Lay out the necessary material and tools to have them ready for the intended work 2 Put the actuator out of operation see the Decommissioning section 3 Re...

Page 33: ...emoving or adding spring 8 9 or 10 in the housing see Table 8 4 1 Unthread and remove the nuts 50 and bolts 50 including the washers on the diaphragm case 1 2 Remove the diaphragm case 1 and take out...

Page 34: ...t your nearest SAMSON subsidiary or SAMSON s After sales Service for infor mation on spare parts lubricants and tools Spare parts See Annex for details on spare parts Lubricant See document u AB 0100...

Page 35: ...n ergy Risk of personal injury due to preloaded springs Actuators with preloaded springs are under tension Only open the actuator following the in structions in this document See Reliev ing the spring...

Page 36: ...9 2 EB 8321 EN...

Page 37: ...or is operated with air As a result air is vented during operation Wear eye and hearing protection when working near the actuator Before removing the valve make sure the fol lowing conditions are met...

Page 38: ...10 2 EB 8321 EN...

Page 39: ...pport After sales Service 2 Send an e mail u retouren samsongroup com to regis ter the return shipment including the fol lowing information Type Article no Configuration ID Original order Completed De...

Page 40: ...11 2 EB 8321 EN...

Page 41: ...EB 8321 EN 12 1 Disposal 12 Disposal Observe local national and internation al refuse regulations Do not dispose of components lubricants and hazardous substances together with your household waste...

Page 42: ...12 2 EB 8321 EN...

Page 43: ...the flange A2 70 A4 70 1 7709 A193 B8M 50 to 60 Nm 13 2 Spare parts 1 Diaphragm case 2 Slide rod assembly 5 Housing 8 Spring 9 Spring 10 Spring 14 Shaft 16 Washer 17 Flange 18 Pin 19 Diaphragm plate...

Page 44: ...13 2 EB 8321 EN Annex 44 24 46 62 6 60 56 18 14 17 28 20 16 47 19 2 10 9 8 5 35 58 53 52 42 25 1 40 54 50 22 27...

Page 45: ...ries The addresses of SAMSON AG its subsid iaries representatives and service facilities worldwide can be found on our website www samsongroup com or in all SAMSON product catalogs Required specificat...

Page 46: ...13 4 EB 8321 EN...

Page 47: ......

Page 48: ...2021 06 16 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samsongroup com www samsongroup com EB 8321 EN...

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Samson 3278, Translation Of Original Instructions

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