Siemens Simatic S7-400 - Manual (Page 319)

Analog Modules
5-103
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Data for Selecting a Sensor
Input range (rated values)/Input
resistance
•
Voltage " 1 V/10 M W
" 10 V/100 M W
1 V to 5 V / 100 M W
•
Current " 20 mA/50 W
4 mA to 20 mA / 50 W
Maximum input voltage for
voltage input
(destruction limit) 20 V continuous;
75 V for 1 ms (cycle
factor 1 : 20)
Maximum input current for
current input (destruction limit) 40 mA
Connection of the signal
sensor
•
For measuring voltage Possible
•
For measuring current
– As two-wire
transmitter Possible
– As four-wire
transmitter Possible
•
Load of the two-wire
transmitter Max. 750 W
Characteristic linearization No