AC/DC Current transducer AHR-B420
The transducer for the electronic measurement of DC & distorted AC waveform currents, ...
AC/DC Current transducer AHR-B420
The transducer for the electronic measurement of DC & distorted AC waveform currents, with galvanic isolation between the primary circuit (power) and the secondary circuit (measurement). True r.m.s. 4-20 mA current output.
IPN = 500 .. 2000 A
Electrical data
Primary nominal DC & AC current I PN (At rms) 500 800 1000 1500 2000 Primary AC current max. peak value 1) I P (A) 2000 2500 2000 2500 3000 Output currentt I OUT (mA DC) 4-20 4-20 4-20 4-20 4-20 AHR AHR AHR AHR AHR 500 B420 800 B420 1000 B420 1500 B420 2000 B420 Type
Features
DC + distorted AC waveform currents measurement True r.m.s. output Busbar or panel mounting Split core type Insulated plastic case recognized according to UL94-V0.
RL VC IC ISL ÎP
Load resistance Supply
voltage Current consumption Output current limitation Overload capability (Ampere Turns)
< 300 Ω + 20 .. 50 V DC 30 mA + IOUT < 25 mA 30000 At
Advantages
High isolation between primary and secondary circuits Eliminates insertion loss Easy installation.
Performance data
X
ε
L
IOE TCIOE TCG tr BW
Accuracy @ IPN, TA = 25°C (excluding offset) Linearity error (1% of IPN .. ± IPN) Electrical offset current, TA = 25°C Temperature coefficient of IOE ( 0 .. + 60 °C) (- 40..+ 70 °C) Temperature coefficient of G (% of reading) Response time to 90% of IPN step Frequency bandwidth (±1 dB)
< ± 1 % of IPN < ± 1.0 % of IPN
4 mA <±1.0 % of IPN
Applications
AC power supplies or Motors: True r.m.s. curren...
