SIMATIC S7-300, ANALOG INPUT SM 331, OPTICALLY
ISOLATED, 8 AI, 13 BIT RESOLUTION, U/I/RESISTANCE/PT100,
NI100, NI1000, LG-NI1000, 66 MS MODULE UPDATE, 1 X 40 PIN
Input current
from backplane bus 5 V DC, max. 90 mA
Power loss
Power loss, typ. 0.4 W
Analog inputs
Number of analog inputs 8
● For resistance measurement 8
permissible input voltage for voltage input
(destruction limit), max.
30 V; 12 V continuous, 30 V for max. 1 s
permissible input current for current input (destruction
limit), max.
40 mA