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Samson SAM -01, Mounting And Operating Instructions, Page: 31 / 32

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Samson SAM -01 Mounting And Operating Instructions Download Page 31

 Potentio-
meter plug

Output
        V

54

L1

53 52 51

RC

RC

RC

RC

55 56 57

+ – – +

58 5960 61

DE

Torque switches

WE

Travel switches
S3 for travel limitation
S4 to S6 for reporting intermediate positions

POT

Potentiometer

HZ

Heating resistor with temperature monitor

ESR

Electronic position transmitter (Type SAM-20 to 52 only)

Positioner (positioning electronics)

possible RC variants
           on demand

Reversing by turning
        the plug

Input
  V     mA

Output
      mA

 brown

 violet

 blue

 yellow

 gray

 red

&.

Summary of Contents for SAM -01

Page 1: ...Electric Actuators Linear Actuator Type SAM 01 to SAM 52 Mounting and Operating Instructions EB 8330 EN Edition April 1999 Fig 1 Type SAM 20 Linear Actuator rated travel 30 mm nominal thrust 6 kN...

Page 2: ...mples 19 Connection example 1 three way valve 19 Connection example 2 globe valve 20 7 Adjustment and calibration 21 7 1 Travel 21 7 2 Potentiometer 21 7 3 Electronic position transmitter 22 7 4 Limit...

Page 3: ...vate isolate ground and mark de vices systems according to the safety engineering standards training or instruction in accordance with the safety engineering standards regarding main tenance and appli...

Page 4: ...result Any hazards which could be caused by the process medium the signal pressure and moving parts of the control valve are to be prevented by means of appropri ate measure The proper and safe opera...

Page 5: ...f the final control element The following components can be installed optionally A fourth travel switch WE S6 for indicating certain control element positions One or two potentiometers or one electron...

Page 6: ...rate the switches WE S3 WE S4 WE S5 and WE S6 DE S1 DE S2 WE S3 DE S1 switches off the motor depending on the torque when the actuator stem extends final control element CLOSED DE S2 switches off the...

Page 7: ...tronic position transmitter are adjusted to the required travel They can be readjusted see section 7 Adjust ment and calibration Positioner In combination with three phase synchronous a c or brake mot...

Page 8: ...Connecting thread M 30 x 1 5 Degree of protection IP 65 according to DIN 40050 Perm ambient temperature 20 to 60 o C Table 2 Electrical data Electrical connection Inside terminal strip or terminal str...

Page 9: ...P 65 according to DIN 40050 20 to 60 oC Electrical data Inside terminal strip or terminal strip in terminal box attached to actuator or as compact switch Single phase a c 230 V 50 Hz Three phase a c 4...

Page 10: ...R 2 Connection Four wire three wire connection Two wire connection Supply voltage UH 18 to 30 V DC 18 to 30 V DC Max load RL 50 UH 2 5 50 UH 12 Output signal 0 to 20 mA or 4 to 20 mA 4 to 20 mA Curren...

Page 11: ...1 175 198 1 187 227 1 D 145 184 216 D1 16 16 22 40 40 D2 Thread M 30 x 1 5 M 30 x 1 5 M 60 x 1 5 M 60 x 1 5 M 100 x 2 P 74 130 t 40 60 Weightapprox inkg 5 6 7 15 19 1 Values in parentheses for linear...

Page 12: ...nimize the formation of condensate in the housing see 8 1 Heating If installed in an environment with a high pol lutant concentration e g in areas with a high traffic volume industrial areas near coas...

Page 13: ...ect coupling nut 3 and actuator stem 1 via the coupling halves 2 and tighten with screws Move actuator stem 1 to the final position by turning the handwheel clockwise Align travel indicator scale 6 wi...

Page 14: ...ter clockwise clockwise until it engages no ticeably If the direction of rotation is clockwise the actuator stem extends If the direction of rotation is counterclock wise the actuator stem retracts Th...

Page 15: ...tion of line must be sized in accordance with the respective power consumption of the linear actuator and the required line length Minimum cross section of lines 1 5 mm2 or according to the local regu...

Page 16: ...easily accessible If the calibration is performed improperly or without the required caution death severe physical injury or property damage may result This type of work may only be carried out by qu...

Page 17: ...term command OPEN CLOSED Check whether the actuator stem moves in the right direction If the actuator stem does not move in the right direction switch motor connections 2 and 3 and repeat test WARNIN...

Page 18: ...nly 1 potentiometer POT R1 is possible for plug type connection The travel switch S3 must be adjusted so that it limits the travel of the final control element in the operating direc tion by switching...

Page 19: ...lertocontroltheactuator Use an isolated screw driver to operate the switching rolls of the switch and check whether the switch actually does deactivate the motor With extending actuator stem upper swi...

Page 20: ...ng actuator stem OPEN to clamp 14 Insert jumpers from clamp 10 to clamp 3 from clamp16 to clamp 2 and from clamp 13 to clamp 17 Testing the actuator Useathree stepcontrollertocontroltheactuator Use an...

Page 21: ...at nut from the slider Move slider between the two slotted levers thus setting the desired travel according to the marks Secure slider with the flat nut again Move position marks on the yoke to the ne...

Page 22: ...to 52 Linear Actuators can be equipped with an electronic position transmit ter ESR in place of the two R1 R2 poten tiometers The transmitter s output signal indicates via output current in the range...

Page 23: ...justing the 20 mA output signal Move the actuator to the position in which the output current is to be 20 mA Set the output current to 20 0 02 mA using the span adjuster see Fig 16 Check the output si...

Page 24: ...run 7 5 Signal switches WE S4 to WE S6 Type SAM 20 to SAM 52 Linear Actuators You can freely adjust the travel switches WE S4 WE S5 and WE S6 to indicate certain control element positions Activate th...

Page 25: ...E S3 Move actuator stem to final position ma nually OPEN actuator stem retracted First the switch WE S3 must be above from the operating cam WE S6 Move actuator stem to final position ma nually CLOSED...

Page 26: ...tch to clamps 7 and 8 8 1 1 Retrofitting the heating resistor You can install and connect a heating resistor at a later date Remove cover Secure heating resistor to the position in tended for this pur...

Page 27: ...ical connection with positioner See also section 10 1 Circuit diagram Type SAM with positioner Connect grounding conductor of the supply line to the grounding conductor clamp Directly grounded conduct...

Page 28: ...t signal set point also causes an increasing feedback signal The feedback signal must not be adjusted and is not electrically isolated from the input 9 2 Corrections with potentiome ters A and B An LE...

Page 29: ...ust the respective final value The upper range value must be adjusted first Use the potentiometer A to adjust the upper range sequential mark Use the potentiometer B to adjust the lower range sequenti...

Page 30: ...54 L and 55 Mp N Electronic position transmitter ESR only for Type SAM 20 to Type SAM 52 Four three wire connection Output mA gray brown violet blue Mp N 1 C R 10 1112 1 2 3 7 8 4 5 161718 131415 192...

Page 31: ...itation S4 to S6 for reporting intermediate positions POT Potentiometer HZ Heating resistor with temperature monitor ESR Electronic position transmitter Type SAM 20 to 52 only Positioner positioning e...

Page 32: ...S CD 07 99 SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 D 60314 Frankfurt am Main Telefon 0 69 4 00 90 Telefax 0 69 4 00 95 07 Internet http www samson de EB 8330 EN...

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