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Electropneumatic Positioner

Type 4763

Fig. 1 · Type 4763

Mounting and

Operating Instructions

EB 8359-2 EN

Edition September 2010

Содержание 4763

Страница 1: ...Electropneumatic Positioner Type 4763 Fig 1 Type 4763 Mounting and Operating Instructions EB 8359 2 EN Edition September 2010...

Страница 2: ...the operating direction 12 4 2 Starting point and input signal reference variable 14 4 3 Setting the positioner at the valve 15 4 3 1 Setting the air delivery volume restriction Q and proportional ba...

Страница 3: ...who have undergone special training or instructions or who are authorized to work on explosion protected devices in hazardous areas Refer to section 6 4 Any hazards that could be caused by the proces...

Страница 4: ...split range 15 mm 2 Range spring 3 travel 60 mm split range 30 mm 3 Pneumatic connections ISO 228 1 G 1 18 NPT 3 Electrical connection Cable gland M20 x 1 5 blue plastic 1 M20 x 1 5 black plastic 2 M2...

Страница 5: ...om terminal based conformity 1 5 Hysteresis 0 5 Sensitivity 0 1 Operating direction Reversible Proportional band Xp at 1 4 bar supply air 1 to 3 with spring 1 or 2 1 to 1 5 with spring 3 Air consumpti...

Страница 6: ...ses a propor tional change of the air pressure pe sent to the pneumatic control system The air pressure pe in turn produces a force which acts on the surface of the mea suring diaphragm 8 and is compa...

Страница 7: ...valve travel 1 1 Shaft 2 Pin 2 1 Nut 3 Sleeve 4 Zero adjustment screw 5 Mounting screw 6 Range spring 6 1 Bracket 7 Mounting screw 8 Measuring diaphragm 9 Diaphragm plate 9 1 Feeler pin 10 Nozzle bloc...

Страница 8: ...ion 4 1 2 1 Attachment to valves with cast yokes 1 Fasten the plate 20 to the stem connec tor clamps 22 of the valve using the screws 21 2 Unscrew the positioner cover and secure the device to the val...

Страница 9: ...half the valve travel 3 Screw tight the support and clamping plate 4 Mount the positioner to the support using the mounting screw 15 Make sure that the pin 2 is led inside the wire strap and therefor...

Страница 10: ...ing intrinsically safe circuits The Subclause 12 2 2 7 applies when running multi core cables containing more than one intrinsically safe circuit In particular the radial thickness of the con ductor i...

Страница 11: ...le on page 20 3 2 2Supply pressure The required supply pressure is determined by the bench range and the operating direc tion fail safe action of the actuator The bench range is written on the namepla...

Страница 12: ...l the output pressure either decreases direct operating direction or increases reverse operating direction Symbols are located on the flapper 10 2 which identify the respective operating directions di...

Страница 13: ...ing direction Right attachment pst w Fig 9 Operating direction Right attachment pst w Fig 10 Operating direction Left attachment Nozzle block Feeler pin Cover plate Range spring Marking Flapper Operat...

Страница 14: ...o the positioner the travel must be adapted to the input signal and vice versa 14 EB 8359 2 EN Operation Rated travel mm Min max travel mm Reference variable input signal Range spring Standard travels...

Страница 15: ...Close the volume restriction 14 as far as the required speed of response al lows You can check the speed of response by pressing the range spring 6 as far as it will go 2 Set the input signal to appro...

Страница 16: ...upper range value of exactly 20 mA and there fore already moved through 100 of its travel range watch the travel indicator at the valve If the upper range value is in correct the pin 2 must be moved...

Страница 17: ...rn the zero adjust ment screw 4 until the required signal pressure is indicated on the pressure gauge By way of substitution for a pressure gauge set 19 5 mA as the starting point 4 4 Exchanging the r...

Страница 18: ...er for G threaded connection Order number 1400 6795 for NPT threaded connection Order number 1400 6796 1 Undo mounting screws and lift the i p converter unit together with the printed circuit board ou...

Страница 19: ...plosion protected components only by original routine tested components from the manufacturer Devices that have already been operated outside hazardous areas and are intended for future use inside haz...

Страница 20: ...469 1400 6716 1400 6950 1400 6951 Mounting kit for valves with cast yoke acc to NAMUR Mounting kit for valves with rod type yokes acc to NAMUR for 18 to 35 mm rod diameters 1400 5745 1400 5745 and 140...

Страница 21: ...5 38 Useable lever length I 40 to 127 mm with 40 to 200 mm lever extension Pneum connection ISO 228 1 G Cable gland Model index 02 or lower PG 13 5 Model index 03 or higher M 20 x 1 5 Tapped hole G 1...

Страница 22: ...22 EB 8359 2 EN...

Страница 23: ...EB 8359 2 EN 23...

Страница 24: ...24 EB 8359 2 EN...

Страница 25: ...EB 8359 2 EN 25...

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Страница 27: ...D L DQG L RI WKH YDULRXV DSSDUDWXV VHH 7DEOH 7KH DSSDUDWXV PD EH LQVWDOOHG LQ LQWULQVLFDOO VDIH FLUFXLW RQO ZKHQ XVHG LQ FRQMXQFWLRQ ZLWK WKH 0 DSSURYHG LQWULQVLFDOO VDIH EDUULHU RU EDUULHU VHOHFWLRQ...

Страница 28: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de EB 8359 2 EN S Z 2012 04...

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