Data Sheet

Data sheet | Item number:857-550
www.wago.com/857-550
06.12.2018Page /2 18
Safe 3-way isolation with 2.5 kV test voltage acc. to EN 61140
Extremely fast response times
Measuring range overflow indication
Note:
( * Additional setting options via interface configuration software or interface configuration app)
Data
Technical Data
Configuration
Configuration options DIP switches
Interface configuration software
Interface configuration app
Input
Input signal type Current
Input signal, current 0 …1A AC/DC (IN 1); 0 …5A AC/DC (IN 2)
Frequency range 16 … 400Hz
Input resistance (intput/current) 47mΩ (IN 1); 10mΩ (IN 2)
Max. input current 10 A (IN 1; 5 s); 15 A (IN 2; 5 s)
Response threshold 2 mA (IN 1); 4 mA (IN 2)
Output
Output signal type Current
Voltage
Output signal voltage 0 … 5 V; 1 … 5 V; 0 … 10 V; 2 … 10 V
Output signal current 0 … 10 mA; 2 … 10 mA; 0 … 20 mA; 4 … 20 mA
Load impedance (output/voltage) ≥ 2kΩ (temperature range restrictions may occur)
Load impedance (output/current) ≤ 600Ω (temperature range restrictions may occur)
Output – Digital
Max. switching voltage (DO) Supply voltage applied
Max. continuous current (DO) 100mA (no internal restriction)
Number of switching tresholds (DO) 1 (adjustable)
Signal processing
Measuring procedure True RMS measurement (TRMS); Arithmetic mean value *
Software filter; adjustable moving mean value (filtering level: 30)
Measurement error