APR400-B420L

AC Current transducer APR-B420L Split core transducer for the electronic measurement distorted AC waveforms current, with galvanic isolation between the primary (High power) and the secondary circuits (Electronic circuit). Switch selectable ranges and True RMS 4-20mA current output. IPN = 10 .. 400 A Preliminary Electrical data Primary Nominal Current IPN (A.t.RMS) 10,25,50 50,75,100 100,150,200 200,300,400 RL VC Vd Analogue Output Signal IOUT (mA) 4-20 4-20 4-20 4-20 Type Features VFD and SCR waveforms current measurement True RMS output Split core type Loop powered 4-20mA current output DIN mounting & Panel mounting Eliminates insertion loss Switch selectable ranges APR 50 B420L APR 100 B420L APR 200 B420L APR 400 B420L < 350 +24 5 < 25 Ω V DC kV mA Load resistance Supply voltage (loop powered) R.m.s. voltage for AC isolation test, 50/60Hz, 1 mn Limitation of output current Advantages Large aperture for cable up to Ø18mm High isolation between primary and Accuracy-Dynamic performance data secondary circuits Easy to mount < ±1 % of IPN < ±0.5 % of IPN 4 mA ±1 µA/K ±0.1 %/K < 1000 ms 10 .. 6000 Hz ε X L IOE IOT TC ε G tr f Accuracy @ IPN, TA = 25°C (without offset) Linearity (0 .. ± IPN) Electrical offset current, TA = 25°C Thermal drift of IOE Thermal drift of the gain (% of reading) Response time @ 90% of IP Frequency bandwidth (-3 dB) Applications VFD Controlled Loads: VFD output indicates how the motor and attached load are operating. ...