Siemens Simatic S7-300 CPU 31xC and CPU 31x S7-300 - Manual (Page 151)

Technical data of CPU 31xC
6.6 Technical data of the integrated I/O
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05
6-41
Parameters of standard DO
There are no parameters for standard digital outputs.
Parameters of standard AI
The table below gives you an overview of the parameters for standard analog inputs.
Table 6-9 Parameters of standard AI
Parameters Value range Default Range of efficiency
Integration time (ms)
Interference suppression
(Hz)
(channel 0 to 3)
2,5/16,6/20
400/60/50 20
50 Channel
Channel
Measurement range
(channel 0 to 3) Disabled/
+/- 20 mA/
0 ... 20 mA/
4 ... 20 mA/
+/- 10 V/
0 ... 10 V
+/- 10 V Channel
Type of measurement
(channel 0 to 3) Disabled/
V voltage/
I current
U voltage Channel
Unit of measurement
(channel 4) Celsius/Fahrenheit/
Kelvin
Celsius Channel
Measurement range
(Pt 100 input; channel 4)
Disabled/
Pt 100/600 Ω
600 Ω Channel
Type of measurement
(Pt 100 input; channel 4)
Disabled/
resistor/
thermocouple
Resistance Channel
Reference
See also Chapter 4.3 in the Module Data Reference Manual.