King Instrument 706 Installation Instructions Manual

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King Instrument 706 Installation Instructions Manual Manual pdf 5 page image

(714) 891-0008 • www.kinginstrumentco.comWhen it comes to flow...we’re instrumental.57720 SERIES 4-20 mA TRANSMITERTo convert the measured flow into a 4-20 mAdc signal, an angle ofrotation transmitter is mounted to the indicator. This device is fac-tory calibrated to ensure accuracy and should only be adjusted byKing Instrument Company.4-20 M A TRANSMITTER SPECIFICATIONS:POWER SUPPLY: 12-33V DCMAXIMUM CURRENT CONSUMPTION: 40 mATEMPERATURE LIMITS: -13°F to 158°F (-25°C to 70° C)OUTPUT: 4 to 20 mAdcACCURACY: <=0.5%LINEARITY: +/- 0.4%INFLUENCE FROM BEARING: +/- 0.1%TEMPERATURE INFLUENCE (AMBIENT): +/- 0.03% per degree CPOWER SUPPLY INFLUENCE: +/- 0.1%LOAD RESISTANCE INFLUENCE: +/- 0.03% at R max.ELECTRICAL CONNECTIONS:7720 Series Installation Instructions2-WIRE CONNECTIONRext: EXTERNAL RESISTANCE =POWER SUPPLY (V) -12VOUTPUT SIGNAL (mA)H: DC POWER SUPPLY(12V-33V)TRANSMITTER - REAR VIEWZERO: POTENTIOMETER P1 FOR ZERO POINTSPAN: POTENTIOMETER P2 FOR MEASURINGRANGE AND VALUES 1: SWITCH FOR REVERSINGROTATION (NOT APPLICABLE)FLMeters aroriginal ushipmentaccordanrecommeThis warrthe followapplicatiouse exceepackagingother than7720 SERIES 4-20 mA TRANSMITTERTo convert the measured flow into a 4-20 mAdc signal, an angle ofrotation transmitter is mounted to the indicator. This device is factorycalibrated to ensure accuracy and should only be adjusted by KingInstrument Company.4-20 mA TRANSMITTER SPECIFICATIONS:POWER SUPPLY:MAXIMUM CURRENT CONSUMPTION:TEMPERATURE LIMITS:OUTPUT:12-33V DC40 mA-13°F to 158°F4 to 20 mAdcACCURACY: <=0.5%LINEARITY: +/- 0.4%INFLUENCE FROM BEARING: +/- 0.1%ELECTRICAL CONNECTIONS:S1SPANZERO-+OUTVTRANSMITTER HOUSINGTRANSMITTER SHAFTTRANSMITTERJUMPER WIRERED WIRE (+)BLACK WIRE (-)V-V+OUTextRRext: EXTERNAL RESISTANCE =POWER SUPPLY (V) -12VOUTPUT SIGNAL (mA)HTEMPERATURE INFLUENCE (AMBIENT): +/- 0.03% per degree CPOWER SUPPLY INFLUENCE: +/- 0.1%LOAD RESISTANCE INFLUENCE: +/- 0.03% at R max.ZERO POINT MARKZERO POINT MARK(2 WIRE ONLY)TRANSMITTER - REAR VIEW 2-WIRE CONNECTIONZERO: POTENTIOMETER P1 FORZERO POINTPOTENTIOMETER P2 FORMEASURING RANGE ANDVALUESPAN:SWITCH FOR REVERSINGROTATION (NOTAPPLICABLE)S1: H: DC POWER SUPPLY(-25°C to 70°C)(12V-33V)7720 SERIEINSTALLATIOINSTRUCTIOKINGINSTRUMENTCOMPANYmA TRANSMITTERto a 4-20 mAdc signal, an angle ofthe indicator. This device is factoryand should only be adjusted by KingSPECIFICATIONS:PTION:12-33V DC40 mA-13°F to 158°F4 to 20 mAdc<=0.5%+/- 0.4%+/- 0.1%IONS:GV-V+OUTextRRext: EXTERNAL RESISTANCE =POWER SUPPLY (V) -12VOUTPUT SIGNAL (mA)HAMBIENT): +/- 0.03% per degree C+/- 0.1%E: +/- 0.03% at R max.VIEW 2-WIRE CONNECTIONFORFORND(-25°C to 70°C)SETTING THE OUTPUT RANGEInitial adjustment to the transmitter is made duringmounting by aligning the housing and shaft zero points.Fine tuning of the device using the”ZERO” and “SPAN”potentiometers are competed after all electrical connec-tions are checked and power is supplied to transmitter.The “ZERO” potentiometer is adjusted using a watchmak-ers screw driver to set the minimum output, 20 mAdc, thepointer is rotated to full scale flow and the “SPAN” poten-tiometer is adjusted. This process is repeated until the fullcurrent range has been verified.

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