Samson 3725 series Mounting And Operating Instructions Download Page 58

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EB 8394 EN

Dimensions in mm

12.1

Fixing levels according to VDI/VDE 3845 (September 2010)

min

Ød

ØD

Fixing level 2 (bracket surface)

Fixing level 1 (actuator surface)

Actuator

Dimensions in mm

Size

Ød

min

ØD

AA0

5.5 for M5

AA1

5.5 for M5

AA2

5.5 for M5

AA3

130 30

5.5 for M5

146

AA4

130 30

5.5 for M5

146

AA5

200 50

80 6.5 for M6

220

Flange type F05 acc. to DIN EN ISO 5211

Summary of Contents for 3725 series

Page 1: ...Mounting and Operating Instructions EB 8394 EN Firmware version 1 12 Edition June 2014 Series 3725 Type 3725 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 seri ous injury NOTICE Property damage message or mal function Note...

Page 3: ...0 4 5 Attachment to Type 3372 Actuator V2001 22 4 6 Attachment to rotary actuators 24 4 6 1 Heavy duty version 26 4 6 1 Mounting the Type 3710 Reversing Amplifier 28 4 7 Accessories and mounting parts...

Page 4: ...signal pressure 42 8 7 Setting other parameters 42 8 8 Initialization 43 8 8 1 Canceling initialization 44 8 9 Zero calibration 44 8 9 1 Canceling zero calibration 45 8 10 Manual mode 45 8 11 Reset 4...

Page 5: ...0 5 mm P4 parameter code Monitoring of the end stops only during initialization and in man ual mode To suppress common mode interference on the signal lines the D component of the positioner is switch...

Page 6: ...ted versions of this device are to be operated only by personnel who has undergone special training or instructions or who is authorized to work on explosion pro tected devices in hazardous areas Any...

Page 7: ...r details on explosion protection certificates Table 1 Summary of explosion protection certificates Type Certification Type of protection 3725 1100 STCC Number No 2860 0 Ex ia IIC T4 X Valid until 201...

Page 8: ...tion of the magnetic field to change This change is sensed by the sensor The electronics unit determines the current position of the actuator stem or open ing angle from this information The position...

Page 9: ...n S mm mm Q 3 4 11 6 7 8 10 1 w 9 x y 2 5 1 Valve 7 Air capacity booster 2 Sensor 8 Pressure regulators 3 A D converter 9 Fixed restriction 4 Microcontroller 10 Volume restriction 5 D A converter 11 D...

Page 10: ...K below the lowest ambient temperature to be expected Signal pressure output 0 bar up to the supply pressure Can be limited to approx 2 3 bar by software Characteristic 3 characteristics for globe val...

Page 11: ...2 EN 61000 6 3 and NAMUR Recommendation NE 21 Explosion protection 1 Intrinsic safety ATEX STCC CSA GOST Degree of protection IP 66 Compliance Materials Housing Polyphthalamide PPA Cover Polycarbonate...

Page 12: ...ly air Refer to sec tion 5 1 4 Connect the electric reference variable Refer to section 5 2 5 Perform start up Refer to section 7 4 2 Lever and pin position The positioner is adapted to the actuator a...

Page 13: ...avel Adjustment range at positioner Required lever Assigned pin position cm mm Min Travel Max 120 6 12 5 0 mm to 16 0 mm M 25 120 15 7 0 mm to 22 0 mm M 35 Attachment according to IEC 60534 6 NAMUR SA...

Page 14: ...connecting plate 6 or on the pressure gauge bracket 7 with the stopper 5 included in the ac cessories 3 Place follower clamp 3 on the actuator stem align it and screw tight so that the mounting screw...

Page 15: ...1 Seals 7 Pressure gauge bracket 8 Pressure gauge mounting kit 9 Switchover plate actuator 11 Cover 15 Formed seal 16 Vent plug Symbols Actuator stem extends Switchover plate 9 Marking Actuator stem r...

Page 16: ...sition and screw it into the signal pressure port to seal it In this case route the signal pressure from the signal pressure output to the actuator over the connecting plate 6 or pressure gauge bracke...

Page 17: ...EB 8394 EN 17 Mounting the positioner Screw plug 4 signal pressure port Park position Fastening screw Fig 6 Signal pressure port and park position for screw plug...

Page 18: ...ioner housing 3 Place positioner on the actuator in such a manner that the pin 2 rests on top of the follower clamp 3 4 While doing this press on the ribbed ar ea to lock the lever in the top position...

Page 19: ...1 M lever 1 1 Nut 1 2 Disk spring 2 Follower pin 3 Follower clamp 11 Cover 12 Connection block 12 1 Screw 12 2 Stopper or connection for external piping 15 Formed seal 16 Gasket Type 3372 Actuator wi...

Page 20: ...For valves with rod type yoke Place the two U bolts 16 around the stem Posi tion the NAMUR bracket 10 and fasten it using the nuts washers and toothed lock washers 3 Align the NAMUR bracket 10 so that...

Page 21: ...plate 6 1 Seals 7 Pressure gauge bracket 8 Pressure gauge 9 Stem connector 9 1 Bracket 10 NAMUR bracket 11 Screw 14 Bolt 14 1 Screws 15 Travel indicator scale 16 Clamp 10 11 14 1 3 14 1 1 2 1 1 2 9 1...

Page 22: ...through the cor responding port in the support element to the actuator diaphragm Thread the screw plug on the positioner into the hole below park position see Fig 6 on page 17 Actuator with 120 350 c...

Page 23: ...EB 8394 EN 23 Mounting the positioner Type 3372 Actuator version with 120 cm Type 3372 Actuator version with 350 cm Fig 9 Mounting on Type 3372 Actuator...

Page 24: ...t using screw 4 1 and disk spring 4 2 4 Mount connecting plate 6 or pressure gauge bracket 7 with pressure gauges 8 on the positioner making sure the two seals are seated properly 5 Fasten the mountin...

Page 25: ...Seals 7 Pressure gauge bracket 8 Pressure gauge mounting kit 10 Mounting bracket 10 1Screws 13 Adapter 80 50 60 30 6 6 1 7 8 1 1 1 1 2 2 4 1 3 10 1 10 5 4 4 2 30 50 80 6 6 1 7 8 1 1 1 1 2 2 4 1 3 10 1...

Page 26: ...ed actuator shaft or adapter 3 using screw 4 1 and disk spring 4 2 5 Unscrew the standard follower pin 2 from the positioner s M lever 1 Attach the follower pin 5 mm included in the mounting kit to pi...

Page 27: ...haft or adapter 5 1 Adapter 6 Connecting plate only for G 6 1 Seals 7 Pressure gauge bracket 8 Pressure gauge mounting kit 10 Adapter housing 10 1 Screws 11 Distance piece 12 Adapter plate Fit restric...

Page 28: ...ogether with the connecting plate to the positioner using screws Fig 14 Note The screws supplied with the connect ing plate have a TORX PLUS profile size 25 IP and must be tightened using a suitable t...

Page 29: ...6 G 1402 0235 NPT 1402 0236 Pressure gauge bracket 7 G 1402 0237 NPT 1402 0238 Pressure gauge bracket for combination with Type 4708 55 Supply Pressure Regulator 1402 1515 Pressure gauge mounting kit...

Page 30: ...3 8 NPT 1402 0964 240 cm Steel G G 3 8 1402 0927 NPT 3 8 NPT 1402 0959 Stainless steel G G 3 8 1402 0951 NPT 3 8 NPT 1402 0965 350 cm Steel G G 3 8 1402 0928 NPT 3 8 NPT 1402 0960 Stainless steel G G...

Page 31: ...er already on positioner For actuators 1402 0330 Actuators from other manufacturers and Type 3271 with 120 to 700 cm effective areas Accessories Connecting plate G 1402 0235 NPT 1402 0236 Pressure gau...

Page 32: ...0295 Heavy duty version VDI VDE 3845 AA1 to AA4 size level 1 1 1402 1097 VDI VDE 3845 AA1 to AA4 size level 2 1 1402 1099 VETEC Type S160 R 1402 1098 Accessories Connecting plate G 1402 0235 NPT 1402...

Page 33: ...ble gland M20x1 5 Black plastic 8808 1011 Blue plastic 8808 1012 Nickel plated brass 1890 4875 Stainless steel 1 4305 8808 0160 Adapter M20x1 5 to NPT Powder coated aluminum 0310 2149 Stainless steel...

Page 34: ...ctly attached to the Type 3277 Actuator For attachment according to IEC 60534 6 NAMUR the signal pressure can be routed to either the top or bottom diaphragm cham ber of the actuator depending on the...

Page 35: ...ER Risk of electric shock and or the for mation of an explosive atmosphere For electrical installation in hazard ous areas observe the relevant electrotechnical regulations and valid test certificatio...

Page 36: ...randed conductor must not be smaller than 0 1 mm Strip 8 mm insulation off the wire ends Protect the conductor ends against splic ing e g by using wire end ferrules Cable glands available See Table 7...

Page 37: ...EB 8394 EN 37 Connections Plastic part Terminal assignment for mA control signal 11 12 Fig 15 Electrical connections...

Page 38: ...in a non volatile memory proceed as follows After changing parameters press or to change to Code P0 or wait three minutes until the display returns automatically to P0 Note The icon on the display ind...

Page 39: ...ment corresponds to approximately a 7 angle of rotation If the fault indication icon is displayed press or until ERR is displayed to view the E0 to E15 error codes see section 9 2 Reading Meaning ESC...

Page 40: ...ng this time do not touch the keys Otherwise the keys will not react when touched Disconnect and re connect the power supply to reset the keys if they do not react Reading after connecting the power s...

Page 41: ...play direction 8 2 Enabling configuration to change parameters Before changing parameter settings in an initialized positioner configuration must be en abled first by selecting Code P19 LOCK and the k...

Page 42: ...an effective area smaller than 240 cm require a restricted air flow rate Setting to MIN Actuators with a transit time 1 s do not require the air flow rate to be restricted Setting to MAX Additional p...

Page 43: ...3 Touch or until the required direction of action appears 4 Press to confirm setting Note The changed direction of action first becomes effective after the positioner has been re initialized 8 5 Enter...

Page 44: ...Press to confirm selected code P9 blinks 7 Touch or until ON appears 8 Press to confirm setting 8 7 Setting other parameters The following table lists all the parameter codes and their default settin...

Page 45: ...by the movement of the actuator stem Do not initialize the positioner while the process is running and only after isolating the plant by closing the shut off valves The type and extent of self adapta...

Page 46: ...he key icon The fault indication icon appears when the initialization fails 8 8 1 Canceling initialization The initialization can be canceled 1 During initialization touch ESC blinks on the display 2...

Page 47: ...ansit time and can take a few minutes The positioner moves the control valve to the CLOSED position and recalibrates the internal electric zero point When the zero calibration has been successfully co...

Page 48: ...bumpless changeover The bar elements on the display indicate the system deviation between the manual set point and set point used for closed loop control while manually moving the valve in Code P17 T...

Page 49: ...activated see section 9 2 8 12 Fault In case of a fault the fault indication icon is displayed Switch past Code P0 or P20 to dis play the respective error code E0 to E15 together with ERR appear on th...

Page 50: ...to remedy this problem 8 12 1 Resetting error codes The E0 and E8 error codes can be reset as follows 18 Touch or to select the error code 19 Touch to confirm the error code ESC is displayed and the e...

Page 51: ...17 25 35 50 90 Insert follower pin in the proper position depending on the valve travel opening angle select according to travel tables on page 13 P4 Nominal range MAX Values with default setting 35...

Page 52: ...ion ON OFF The signal pressure can take on the same pressure as the supply air at the maximum OFF or in the case that the maximum actuator force can damage the valve the pressure is limited to approx...

Page 53: ...started when E1 error code ex ists After a power supply failure during zero calibration the positioner starts with the settings from the last zero calibration P17 Manual mode Press or to enter the se...

Page 54: ...val ues are not identical operational error Adjusted and displayed valves are not identical to the INIT values as the parameters were changed after initialization 3 Recommended action Reset parameters...

Page 55: ...mmended action Check supply air positioner mounting and setting Re initialize the positioner E7 Actuator does not move initialization error No supply air mounting blocked 2 Recommended action Check su...

Page 56: ...quirements has issued an inspec tion certificate or given the device a mark of conformity Inspection by an approved notified body or a qualified inspector is not required if the manu facturer performs...

Page 57: ...EB 8394 EN 57 Dimensions in mm 12 Dimensions in mm 14 22 M20 x 1 5 157 5 108 87 42 42 21 62 50 25 Fig 18 Dimensional drawings for Type 3725 Positioner...

Page 58: ...2 bracket surface Fixing level 1 actuator surface Actuator Dimensions in mm Size A B C d Mmin D 1 AA0 50 25 15 5 5 for M5 66 50 AA1 80 30 20 5 5 for M5 96 50 AA2 80 30 30 5 5 for M5 96 50 AA3 130 30 3...

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Page 68: ...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 8394 EN 2016 10 27 English...

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