Parameter
Value
Max.
±
1 % of full scale (all ranges)
at 0 °C...60 °C or EMC disturbance
Relationship between input signal and hex
code
Chapter 1.6.2.2.2.9.1 “Input ranges of
voltage, current and digital input” on page 449
Chapter 1.6.2.2.2.9.2 “Input ranges resist-
ance temperature detector” on page 449
Unused voltage inputs
Are configured as "unused"
Unused current inputs
Have a low resistance, can be left open-
circuited
Overvoltage protection
Yes
Technical data of the analog inputs, if used as digital inputs
Parameter
Value
Number of channels per module
Max. 16
Distribution of channels into groups
2 groups of 8 channels each
Connections of the channels I0+ to I7+
Connections of the channels I8+ to I15+
Terminals 2.0 to 2.7
Terminals 4.0 to 4.7
Reference potential for the inputs
Terminals 1.9, 2.9, 3.9 and 4.9 (ZP)
Input signal delay
Typ. 8 ms, configurable from 0.1 to 32 ms
Indication of the input signals
1 LED per channel
Input signal voltage
24 V DC
Signal 0
-30 V...+5 V
Undefined signal
+5 V...+13 V
Signal 1
+13 V...+30 V
Input current per channel
Input v24 V
Typ. 7 mA
Input v5 V
Typ. 1.4 mA
Input v15 V
Typ. 4.3 mA
Input v30 V
< 9 mA
Input resistance
Ca. 3.5 k
W
Ordering data
Part no.
Description
Product life cycle phase *)
1SAP 250 300 R0001 AI523, analog input module, 16 AI,
U/I/Pt100, 12 bits + sign, 2-wires
Active
1SAP 450 300 R0001 AI523-XC, analog input module, 16 AI,
U/I/Pt100, 12 bits + sign, 2-wires,
XC version
Active
Device specifications
I/O modules > Analog I/O modules
2022/01/31
3ADR010278, 3, en_US
452