FUD-I/U single phase 4-20ma AC voltage current transducer

voltage transducer

Changing the measured AC current/voltage to the DC current/voltage output according to the linear scale Excellent temperature characteristic and good working stability Configuration compactness and briefness.



  • Single phase current / voltage transducer
  • AC current / voltage transducer
  • Accuracy class can reach 0.2%
  • AC input range can be customized
  • DC output range can be customized

Model Description

FUD-Type-Input-Power Supply-Output
Type I: Single phase AC current transducer
U: Single phase AC voltage transducer
Ir: Single phase AC real RMS current transducer
Ur: Single phase AC real RMS voltage transducer
AC input A1: 0-1A, A2: 0-5A, A3: 0-10A.
V0: 0-70V, V1: 0-120V, V2: 0-250V,
V3: 0-300V, V4: 0-450V, V5: 0-500V.
Power supply P1: AC110V±10%, P2: AC220V±15%, P3: AC110V-330V.
DC output O1: 0-5V, O2: 1-5V, O3: 0-20mA, O4: 4-20mA, O5: RS485
Example 1: FUD-I-A2-P2-O4
FUD series single phase AC current transducer Input: AC0-5A
Power supply: AC220V±15%
Output: DC4-20mA
Example 2: FUD-Ur-V3-P2-O4    
FUD series single phase AC real RMS voltage transducer Input: AC 0-300V
Power supply: AC220V±15%
Output: DC4-20mA
Please check the type, input range, output range and power supply when your order the product.

Technical Index

Technical Index 
Standard GB/T 13850-1998, IEC688:1992
Accuracy 0.2%, 0.5%
Consumption ≤3VA
Accuracy drift Annual variation < 0.2%
Insulation voltage AC 2kV/min.1mA (Between input- output / power)
Insulation resistance ≥20MΩ (DC500V)
Surge voltage 5KV (Peak value), 1.2/50μs
Response time ≤350ms
Input range AC 0-10A ,AC 0-500V(Option), 50/60Hz
Absorbed power <0.5VA/450V, <0.2VA/100V, <0.1VA/5A
Overload Current: 2 times continuous, 30 times /1s;
Voltage: 2 times continuous
Load resistance Current output: RL≤550Ω
Voltage output: RL≥2kΩ
Working environment Temperature: -10 to +50℃
RH: 20-90%, without condensation
Storage conditions Temperature: -40 to +70℃
RH: 20-95%, without condensation
Installation 35mm DIN sliding-way or M4 screws
Dimension 55mm x 75mm x 120mm

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