Inputs; Table 12: Technical Data - Inputs - WAGO 750-486 Manual

WAGO-I/O-SYSTEM 750
750-486 4AI 0/4-20 mA, Ex i
3.6.4

Inputs

Table 12: Technical Data – Inputs
Number of inputs
Connection types
Sensor connection
Signal current
(configurable)
Input resistance
Configurable
software input filter
Resolution
Resolution of the A/D converter
Conversion method
Conversion time
per channel
per module
Measuring error at 25 °C
Temperature coefficient
Crosstalk attenuation
Diagnostics
Signaling with diagnostics
typ.
(without filter)
typ.
Device Description
4
Single-ended
2-wire connection, 3-wire connection
0 ... +20 mA
+4 ... +20 mA
+3.6 ... +21 mA
< 200 Ω
Bessel filter 2nd order f
12 bits + 1 bit sign
14 bits
SAR
(Successive Approximation Register)
≤ 1.25 ms
≤ 10 ms
< ±0.1 % of full scale value
< ±0.01 % / K of full scale value
> 70 dB
Measurement range underflow
Measurement range overflow
Short circuit
General error
Wire break
(for sensor types 4-20 mA, 3.6-21 mA)
Process image
Status byte
LED
27
= 25 Hz
G
Manual
Version 1.1.2