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PA-21 Single-phase AC voltage transmitter

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PA series

● High precision grade, high linearity ● The use of imported components, high integration, free from r egular veritication ● 35mm standard rail installation or base screw installation, stro ng versatility ● Input/output/power supply/housing isolation, strong anti-interference ability, high reliability.

Number of channels:

single phase


0-100Vac,0-110Vac,0-120Vac,0-150Vac,0-300Vac,0-500Vac,User defined


0~5V,0~10V,1~5V,0~20mA,4~20mA,0~10mA,User defined

Power supply mode:


Product Details Technical parameters Download

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Number of channels 1 input/1 output
Output accuracy (20 ° C) AC: ± 0.2%, ± 0.5%
Response time <400ms (0~90%) (TYP)
Insulation strength 1500V AC/1min,2mA
Insulation resistance Above 100M Ω at 500VDC
Electromagnetic compatibility Compliant with GB/T18268 (IEC61326-1)
Weight About 70g
Connected field equipment Current source
Overload capacity Can withstand 2 times the rated value (continuous), 10 times the rated value (10s)
Power consumption About 2VA
Input data
Input signal 0~500V
Input load Voltage transformer CT: ≤ 0.1VA
Output data
Output signal Output voltage: 0~10Vdc, 0~5Vdc
(Load resistance=input voltage/10mAdc) 20mAdc; Output current: 0~4~20mAdc
(Load resistance=10Vdc/output current)
Output ripple ≤0.8%RO
Overall dimension
Depth 119mm
Height 75mm
Width 55mm
Material ABS flame retardant
Degree of protection IP20
Flammability rating UL94/V0
Colour Black
EMC data
Electrical fast transient/burst immunity Compliant with:IEC 61326-1;A-leve
Surge (impact) immunity Compliant with:IEC 61326-1;B-leve
Radiated,radio-frequency,electromagnetic field immunity Compliant with:IEC 61326-1;conform to basic requirements
Electrostatic discharge immunity Compliant with:IEC 61326-1;A-leve
Immunity to conducted disturbances, induced by radio-frequency fields Compliant with:IEC 61326-1;conform to basic requirements
Low frequency common mode conduction Compliant with:IEC 61326-1;conform to basic requirements
Operating conditions
Operating temperature 0~50 ℃/less than 80% relative humidity (non condensing state)
Storage temperature ﹣20℃~+70℃/less than 70% relative humidity (non condensing state)
Relative humidity < 90% RH(no condensate)
Environmental requirements There should be no strong vibrations, impacts, high currents, sparks or other electromagnetic induction effects in the surrounding environment. The air should not contain media that corrode chromium, nickel, and silver coatings, and should not contain flammable or explosive substances
Connection data
Conductor cross section solid range 0.52.5mm²
Conductor cross section AWG min 12
Conductor cross section AWG max 24
Stripping length 8mm
Screw thread M3
Connection method Screw connection
Tightening torque min. 0.5 Nm
Tightening torque max. 0.6 Nm
Installation method DIN35mm

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