Analog Input Modules - Siemens SIMATIC S7-1500 Automation System System Manual

Module overview

3.4 Analog input modules

3.4 Analog input modules
Overview of properties
The table below shows the essential properties of the analog input modules.
Table 3- 5 Analog input modules
Order no.:
Short description
Number of inputs
Resolution
Measurement type
Electrical isolation between channels
Rated supply voltage
Maximum potential difference between
inputs (UCM)
Diagnostic error interrupt
Hardware interrupt
Isochronous operation supported
Conversion time (per channel)
Reference
Further information on the technical specifications of the modules may be found in the
respective manuals.
24
6ES7531-7KF00-0AB0
AI 8xU/I/RTD/TC ST
8
16 bits (including sign)
Voltage
Current
Resistor
Thermal resistor
Thermocouple
No
24 VDC
10 VDC
Yes, high and low limit
Yes
No
9/23/27/107 ms
6ES7531-7NF10-0AB0
AI 8xU/I HS
8
16 bits (including sign)
Voltage
Current
No
24 VDC
10 VDC
Yes, high and low limit
Yes
Yes
125 µs, per module, regardless of
number of activated channels
S7-1500 Automation System
System Manual, 01/2013, A5E03461182-01