Inputs; Communication; Table 8: Technical Data - Inputs; Table 9: Technical Data - Communication - WAGO 750-492/040-001 Manual

22 Device Description
3.6.3

Inputs

Table 8: Technical Data – Inputs
Number of inputs
Connection types
Measured-value acquisition
Signal current
Input resistance
Input filter
Resolution of the A/D converter
Monotonicity without error code
Value of an LSB (bit 2)
(Least Significant Bit)
Resolution of measured value
Measuring error
Temperature coefficient
Measuring Errors
Crosstalk attenuation
Sampling time of repetition
Sampling delay (module)
Sampling delay (channel/channel)
Sampling duration
Conversion method
Mode
Protection
Admissible continuous overload
Diagnosis
Signaling at
measurement range
underflow/underflow
*)
in a thermally steady state
3.6.4

Communication

Table 9: Technical Data – Communication
Data width
Manual
Version 1.2.0
750-492/040-001 2AI 4-20mA Diff NE43 XTR
*)
at 25 °C
WAGO-I/O-SYSTEM 750 XTR
2
Differential measurement inputs
electrically isolated
Time synchronous (both inputs)
3.8 mA ... 20.5 mA
< 270 Ω at 20 mA
st
Low pass 1 order f = 5 kHz
G
14 bits
Yes
2 µA
13 bits
≤ ±0.1 % of full scale value
< ±0.01 % /K of full scale value
≤ 0.4 % over the entire temperature
range
≤ 0.1% of upper range value (non-
linearity)
≥ 80 db
1 ms
1 ms
≤ 1 µs
≤ 5 µs
SAR
(Successive Approximation Register)
Continuously sampling (default)
Non-linear limiting
30 V
Measurement range
underflow/overflow, wire break
Status byte and LED
2 × 16 bits data
2 × 8 bits control/status (optional)