Samson 3730-0 Mounting And Operating Instructions Download

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Mounting and

Operating Instructions

EB 8384-0 EN (1300-1609)

Edition August 2017

Series 3730
Type 3730-0 Electropneumatic Positioner

Summary of Contents for 3730-0

Page 1: ...Mounting and Operating Instructions EB 8384 0 EN 1300 1609 Edition August 2017 Series 3730 Type 3730 0 Electropneumatic Positioner ...

Page 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 se rious injury NOTICE Property damage message or mal function Note Additional information Tip Recommended action 2 EB 8384 0 EN ...

Page 3: ...mplifier for double acting actuators 26 4 5 1 Reversing amplifier 1079 1118 or 1079 1119 28 4 6 Attaching positioners with stainless steel housings 28 4 7 Air purging function for single acting actuators 30 5 Connections 35 5 1 Pneumatic connections 35 5 1 1 Signal pressure gauges 35 5 1 2 Supply pressure 35 5 2 Electrical connections 36 6 Operation 39 6 1 Operating controls 39 7 Start up and sett...

Page 4: ...84 0 EN Contents 7 9 Zero adjustment 42 7 10 Gain 42 7 11 Adapting the travel 42 7 12 Activating the tight closing function 43 8 Maintenance 43 9 Servicing explosion protected devices 43 10 Dimensions in mm 44 ...

Page 5: ...personnel who has undergone special training or instructions or who is authorized to work on explosion protected devices in hazardous areas Refer to section 9 Any hazards that could be caused in the valve by the process medium the signal pres sure or by moving parts are to be prevented by taking appropriate precautions If inadmissible motions or forces are produced in the pneumatic actuator as a r...

Page 6: ...oups E G 3 ATEX II 2G Ex tb IIIC T80 C Db IP66 5 JIS Ex ia IIC T6 7 ATEX II 3G Ex nA II T6 II 3G Ex ic IIC T6 II 3D Ex tc IIIC T80 C IP66 8 Housing material Aluminum 0 Stainless steel 1 4581 1 Special applications Without 0 Compatible with paint 1 Exhaust air with NPT connection back of housing sealed 2 Special version Without 0 0 EAC Ex 1Ex ia IIC T6 T5 T4 Gb X Ex tb IIIC T80 C Db X 1 1 4 EAC Ex ...

Page 7: ...s designed depending on the corresponding accessories for direct attach ment to Type 3277 Actuators or for attach ment to actuators according to IEC 60534 6 NAMUR The positioner consists of a travel sensor sys tem proportional to resistance an analog i p converter with a downstream air capaci ty booster and the electronics with microcon troller The position of the valve stem is transmitted as a li...

Page 8: ... reference variable falls below or ex ceeds the corresponding deactivating point of 4 5 mA or 19 5 mA In the case of three way valves the function allows the plug move to the end position with full actuator thrust 3 1 Technical data Type 3730 0 Positioner the technical data for explosion protected devices may be restricted by the limits specified in the test certificates Rated travel Adjustable Di...

Page 9: ...ature 20 to 80 C 45 to 80 C with metal cable gland The temperature limits for explosion protected devices may be restricted by the limits specified in the test certificates Influences Temperature 0 15 10 K Supply air None Vibrations 0 25 up to 2000 Hz and 4 g according to IEC 770 Electromagnetic compatibility Complying with EN 61000 6 2 EN 61000 6 3 EN 61326 1 and NAMUR Rec ommendation NE 21 Use i...

Page 10: ...II T6 Class I Zone 2 Class II Div 2 Groups E F G Date 2005 02 11 FM Number 3021579 Class I Zone 0 AEx ia IIC Class I II III Div 1 Groups A B C D E F G Class I Div 2 Groups A B C D Class II Div 2 Groups F G Date 2004 12 01 05 EC Type Examina tion Certificate Number PTB 03 ATEX 2099 II 2D Ex tb IIIC T80 C Db IP66 Date 2016 04 19 07 JIS Number TC17330 Ex ia IIC T6 Date 2017 07 29 Valid until 2020 07 ...

Page 11: ...EB 8384 0 EN 11 ...

Page 12: ... 3 to Table 7 On attaching the positioner it is important to observe the assignment between lever and pin position according to the travels listed in the travel tables The travel that can be achieved at the valve is restricted by the pin position used and ad ditionally by the selected fail safe action and the required actuator spring compression The positioner is equipped with the lever M pin posi...

Page 13: ...ition Min travel mm Max travel mm 120 7 5 5 0 25 0 M 25 120 175 240 350 15 7 0 35 0 M 35 355 700 30 10 0 50 0 M 50 Table 2 Travel for attachment according to IEC 60534 6 NAMUR SAMSON valves with Type 3271 Actuator Other valves actuators Required lever Assigned pin position Actuator size cm Rated travel mm Min travel mm Max travel mm 60 and 120 with Type 3510 Valve 7 5 3 6 18 0 S 17 120 7 5 5 0 25 ...

Page 14: ...ight so that the mounting screw is located in the groove of the actuator stem 4 Mount cover plate 10 with narrow side of the cut out opening Fig 3 on the left pointing towards the signal pressure con nection Make sure that the bonded gas ket 14 points towards the actuator yoke 5 15 mm travel Keep the follower pin 2 on lever M 1 on the back of the posi tioner in the pin position 35 delivered state ...

Page 15: ...ight attachment Cut out of cover plate NOTICE Always use the connecting plate 6 included in the accessories to connect supply and output Never screw threaded parts directly into the housing 1 Lever 1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower clamp 4 Screw plug 5 Stopper 6 Connecting plate 6 1 Seals 7 Pressure gauge bracket 8 Pressure gauge mounting kit 9 Switchover plate 10 Cover plate 10 1 ...

Page 16: ... position 35 4 Insert formed seal 15 into the groove of the positioner housing 5 Place positioner on the cover plate in such a manner that the follower pin 2 rests on the top of the follower clamp 3 Adjust the lever 1 correspondingly and open the positioner cover to hold the po sitioner shaft in position at the cap The lever 1 must rest on the follower clamp with spring force Mount the positioner ...

Page 17: ...or stem extends Actuator stem retracts Connection block old with switch plate 13 Actuator stem extends retracts 1 Lever 1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower clamp 10 Cover plate 11 Cover 11 1 Vent plug 12 Connection block 12 1 Screw 12 2 Stopper or connection for external piping 13 Switch plate 14 Flat gasket 15 Formed seal 16 Gasket Fig 4 Direct attachment Signal pressure connection ...

Page 18: ...ng to the embossed scale so that the follower plate 3 is shifted by half the bracket range to the NAMUR bracket the slot of the follower plate is centrally aligned with the NAMUR bracket at mid valve travel 3 Mount connecting plate 6 or pressure gauge bracket 7 with pressure gauges 8 on the positioner making sure the two seals 6 1 are seated properly 4 Select required lever size 1 M L or XL and pi...

Page 19: ...put Never screw threaded parts directly into the housing Attachment to rod type yoke Rods with 20 to 35 mm diameter Attachment to NAMUR rib Additional bracket for actuators with 2800 cm and travel 60 mm Lever XL and L 1 Lever 1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower plate 3 1 Follower plate 6 Connecting plate 6 1 Seals 7 Pressure gauge bracket 8 Pressure gauge mounting kit 9 Stem connecto...

Page 20: ...ositioner attachment The Y2 port can be used for air purging of the spring chamber 1 Place follower clamp 3 on the actuator stem align it and screw tight so that the mounting screw is located in the groove of the actuator stem 2 Place the adapter bracket 6 on the po sitioner and mount using the screws 6 1 Make sure that the seals are cor rectly seated For positioners with air purging remove the st...

Page 21: ...1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower clamp 4 Screw plug 5 Stopper 6 Adapter bracket 6 1 Screws 6 2 Formed seal 6 3 Screws 11 Cover 11 1 Vent plug 12 Connecting plate 12 1 Seal 13 Adapter block 13 1 Screws 17 Turnboard 17 1 Formed seal 17 2 Screws 18 Blank plate 18 1 Screws 19 Air blocker 20 Retaining screw Fig 6 Attachment according to VDI VDE 3847 to Type 3277 Actuator ...

Page 22: ...e vent plug 11 1 into the Exh connection 11 For fail safe action actuator stem ex tends seal the Y1 port with a blanking plug For fail safe action actuator stem re tracts connect the Y1 port to the signal pressure connection of the actuator Place positioner on the adapter block 13 in such a manner that the follower pin 2 rests on the top of the follower clamp 3 Adjust the lever 1 corre spondingly ...

Page 23: ... For attachment to valves with rod type yokes using the formed plate 15 which is placed around the yoke screw the four studs into the NAMUR connection block on the rod and position the formed plate 15 on the opposite side Use the nuts and toothed lock washers to fasten the formed plate onto the studs Align the marking on the NAMUR valve connec tion on the side marked 1 to 50 travel 3 Place the ada...

Page 24: ... Fasten the adapter block 13 to the NAMUR connection block using the screws 13 1 9 Insert the vent plug into the Exh connec tion 10 Place the positioner on the adapter block 13 in such a manner that the follower pin 2 rests on the top of the follower plate 3 3 1 Adjust the lever 1 corre spondingly Fasten the positioner to the adapter block 13 using the two fixing screws 6 3 Make sure the formed se...

Page 25: ... to a NAMUR rib 1 Lever 1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower plate 3 1 Follower plate 4 Blanking plug 5 Stopper 6 Adapter bracket 6 1 Screws 6 2 Formed seal 6 3 Screws 10 NAMUR connection block 11 Screw with toothed lock washer 13 Adapter block 13 1 Screws 14 Bolt 14 1 Screws 15 Formed plate 16 Bracket 17 Turnboard 17 1 Formed seal 17 2 Screws 18 Blank plate 18 1 Screws 19 Air blocker...

Page 26: ...e seated properly 7 Unscrew the standard installed lever M 1 including follower pin 2 from the positioner shaft 8 Take lever S 1 and screw follower pin 2 in the bore for pin position 17 9 Place lever S on the positioner shaft and screw tight using the disk spring 1 2 and nut 1 1 Move lever once all the way as far as it will go in both directions 10 Place positioner on the bracket 10 in such a mann...

Page 27: ...ICE Always use the connecting plate 6 included in the accessories to connect supply and output Never screw threaded parts directly into the housing 1 Lever 1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower plate 6 Connecting plate 6 1 Seals 7 Pressure gauge bracket 8 Pressure gauge mounting kit 9 Stem connector 9 1 Bracket 9 2 Pin 9 3 Screw 10 Bracket 10 1 Screw 11 Hex bar 11 1 Screw 12 1 Screw ...

Page 28: ...nd Z 4 Place the reversing amplifier onto the connecting plate 6 and screw tight us ing the two special screws 1 1 5 Use a screwdriver 8 mm wide to screw the enclosed filters 1 6 into the connec tion boreholes A1 and Z NOTICE Risk of uncontrolled air escaping at the loading pressure connection Do not unscrew the sealing plug 1 5 out of the reversing amplifier Note The rubber seal 1 4 is not requir...

Page 29: ... A2 Z A1 Output 38 Supply 9 Output 38 Supply 9 1 3 1 2 1 1 Fig 10 Mounting a reversing amplifier 1079 1118 or 1079 1119 From the positioner Control signals to the actuator 1 Reversing amplifier 1 1 Special screws 1 2 Flat gasket 1 3 Special nuts 1 4 Rubber seal 1 5 Sealing plug 1 6 Filter 6 Connecting plate 6 1 O rings 6 2 Screws ...

Page 30: ...o Type 3277 5 stem ex tends FA stem retracts FE The air purging function is automatically pro vided Direct attachment to Type 3277 175 to 750 cm FA Remove the stopper 12 2 Fig 4 on page 17 at the connection block and make a pneumatic connection to the spring chamber on the vented side NOTICE The method described does not apply to old connection blocks in powder paint coated aluminum In this case f...

Page 31: ...ators up to 120 cm 1402 0940 Accessories for the actuator Old switchover plate for Type 3277 5xxxxxx 00 Actuator old 1400 6819 New switchover plate for Type 3277 5xxxxxx 01 Actuator new 1 1400 6822 New connecting plate for Type 3277 5xxxxxx 01 Actuator new 1 G 1 8 and 1 8 NPT 1400 6823 New connecting plate for Type 3277 5xxxxxx 01 Actuator new G 1 8 1400 6820 Old connecting plate for Type 3277 5xx...

Page 32: ... 0971 1 4 NPT 3 8 NPT 1402 0978 240 cm Steel G G 3 8 1400 6444 NPT 3 8 NPT 1402 0911 St steel G G 3 8 1400 6445 NPT 3 8 NPT 1402 0912 350 cm Steel G G 3 8 1400 6446 NPT 3 8 NPT 1402 0913 St steel G G 3 8 1400 6447 NPT 3 8 NPT 1402 0914 355 cm Steel G G 3 8 1402 0972 NPT 3 8 NPT 1402 0979 St steel G G 3 8 1402 0973 NPT 3 8 NPT 1402 0980 700 cm Steel G G 3 8 1400 6448 NPT 3 8 NPT 1402 0915 St steel ...

Page 33: ...ors from other manufacturers 1400 6771 Valtek Type 25 50 1400 9554 Accessories Connecting plate 6 G 1400 7461 NPT 1400 7462 Pressure gauge bracket 7 G 1400 7458 NPT 1400 7459 Pressure gauge mounting kit up to max 6 bar output supply St steel brass 1400 6950 St steel st steel 1400 6951 1 Lever M is mounted on basic model included in the scope of delivery of the positioner 2 In conjunction with Type...

Page 34: ... mm clamping range 8808 1012 Nickel plated brass 6 to 12 mm clamping range 1890 4875 Nickel plated brass 10 to 14 mm clamping range 1922 8395 Stainless steel 1 4305 8 to 14 5 mm clamping range 8808 0160 Adapter M20 x 1 5 to NPT Aluminum powder paint coated 0310 2149 Stainless steel 1400 7114 Label in cover with list of parameters and operating instructions German English in delivered state German ...

Page 35: ...connecting plate the pressure gauge mount ing block or the connection block from the accessories Their pneumatic connections are optionally designed as a bore with NPT or G thread Customary fittings for metal or copper tubing or plastic hoses can be used If the positioner is attached directly to the Type 3277 Actuator the connection of the positioner s signal output pressure to the ac tuator is fi...

Page 36: ...r Note The signal pressure at the output 38 of the positioner can be restricted to approx 2 4 bar at the DIP switch S5 5 2 Electrical connections DANGER Risk of fatal injury due to the forma tion of an explosive atmosphere The following regulation applies to installation in hazardous areas EN 60079 14 2008 VDE 0165 Part 1 Explosive Atmospheres Electrical Installations Design Se lection and Erectio...

Page 37: ...to EN 60079 15 2003 circuits may be connected interrupted or switched while energized only during installation maintenance or repair Equipment connected to energy limited cir cuits with type of protection Ex nL energy limited equipment according to EN 60079 15 2003 may be switched under normal operating conditions The maximum permissible values specified in the statement of conformity or its adden...

Page 38: ...1 5 Order no Black plastic 6 to 12 mm clamping range 8808 1011 Blue plastic 6 to 12 mm clamping range 8808 1012 Nickel plated brass 6 to 12 mm clamping range 1890 4875 Nickel plated brass 10 to 14 mm clamping range 1922 8395 Stainless steel 1 4305 8 to 14 5 mm clamping range 8808 0160 Adapter M20 x 1 5 to NPT Aluminum powder paint coated 0310 2149 Stainless steel 1400 7114 ...

Page 39: ... Fail safe action of the actuator S2 S3 Rated travel of the control valve S4 Direction of action w x S5 Limit output signal pressure to 2 4 bar S6 Change gain factor S7 S8 Set range of reference variable S9 S10 Activate tight closing function ZERO and SPAN adjusters The ZERO and SPAN potentiometers are used to adjust the starting point zero and the upper range value span of the refer ence variable...

Page 40: ...ic connections point to the left S1 ON AIR TO OPEN always applies for double act ing actuators Proceed as described in sec tion 4 3 to connect the reversing amplifier 7 3 Volume restriction Q MAX BACK MIN SIDE MIN BACK MAX SIDE Q Fig 12 Volume restriction Q MAX BACK MIN SIDE setting The volume restriction Q serves to adapt the air output capacity to the size of the actuator Actuators with a transi...

Page 41: ...The valve travel decreases when the reference variable increases AIR TO OPEN S4 ON OFF AIR TO CLOSE S4 OFF ON 7 6 Limiting the signal pressure Set switch S5 to ON to limit the output signal pressure to 2 4 bar if required by the actua tor 7 7 Reference variable Set switches S7 and S8 to determine the in put signal i e the range of the reference variable Switch S7 OFF S8 OFF S7 ON S8 OFF S7 OFF S8 ...

Page 42: ...tches S1 to S5 as well as switches S7 and S8 must be made first Refer to sections 7 1 to 7 8 Î Î Set SPAN adjuster to 0 Î Î Adjust the input signal according to the table below using an ammeter Î Î Turn ZERO adjuster until the plug stem just starts to move from its initial position Direction of action Reference variable mA Input signal for zero mA 4 to 20 4 4 to 12 4 12 to 20 12 4 to 20 20 4 to 12...

Page 43: ...ted devices If a part of the device on which the explosion protection is based needs to be serviced the device must not be put back into operation until a qualified inspector has assessed it ac cording to explosion protection requirements has issued an inspection certificate or given the device a mark of conformity Inspection by a qualified inspector is not required if the manufacturer performs a ...

Page 44: ... 70 15 46 34 76 50 Supply Z Output A2 Supply 9 Output 38 Output A1 A1 Z A2 Direct attachment Attachment according to IEC 60534 5 NAMUR Pressure gauge bracket or connecting plate Lever mm S 17 M 50 L 100 XL 200 Optional reversing amplifier 1079 1118 or 1079 1119 no longer available M20x1 5 ...

Page 45: ...EB 8384 0 EN 45 Dimensions in mm Attachment according to VDI VDE 3847 to Type 3277 Attachment according to VDI VDE 3847 to a NAMUR rib 62 164 3 8 200 164 164 13 62 24 Lever mm M 50 L 100 XL 200 ...

Page 46: ...46 EB 8384 0 EN Dimensions in mm 80 52 Output Y1 Output Y2 Supply 9 Output Y1 Output Y2 58 Type 3710 Reversing Amplifier optional ...

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Page 58: ...atique Typ Type Type 3730 0 wird die Konformität mit den einschlägigen Harmonisierungsrechtsvorschriften der Union bestätigt the conformity with the relevant Union harmonisation legislation is declared with est conforme à la législation d harmonisation de l Union applicable selon les normes EMC 2014 30 EU EN 61000 6 2 2005 EN 61000 6 3 2007 A1 2011 EN 61326 1 2013 RoHS 2011 65 EU EN 50581 2012 Her...

Page 59: ...Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Benannte Stelle Notified Body Organisme notifié 0102 wird die Konformität mit den einschlägigen Harmonisierungsrechtsvorschriften der Union bestätigt the conformity with the relevant Union harmonisation legislation is declared with est conforme à la législation d harmonisation de l Union applicable selon les normes EMC 2014...

Page 60: ...Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Benannte Stelle Notified Body Organisme notifié 0102 wird die Konformität mit den einschlägigen Harmonisierungsrechtsvorschriften der Union bestätigt the conformity with the relevant Union harmonisation legislation is declared with est conforme à la législation d harmonisation de l Union applicable selon les normes EMC 2014...

Page 61: ...ar Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Benannte Stelle Notified Body Organisme notifié 0102 wird die Konformität mit den einschlägigen Harmonisierungsrechtsvorschriften der Union bestätigt the conformity with the relevant Union harmonisation legislation is declared with est conforme à la législation d harmonisation de l Union applicable selon les normes EMC 2...

Page 62: ...62 EB 8384 0 EN ...

Page 63: ...EB 8384 0 EN 63 ...

Page 64: ...SAMSON AG MESS UND REGELTECHNIK Weismüllerstraße 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 8384 0 EN 2017 12 04 English ...

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