Siemens SIMATIC Manual page 344

Analog modules
6.6 Analog input module SM 331; AI 8 x 13 Bit; (6ES7331-1KF02-0AB0)
Technical specifications
Technical specifications
Dimensions and weight
Dimensions W x H x D (mm)
Weight
Module-specific data
Supports isochronous mode
Number of inputs
•
with resistive transducers
Cable length
•
shielded
Voltages, currents, electrical potentials
Constant current for resistive transducers
Resistance thermometer and resistance measurements 0 Ω
•
to 600 Ω
Resistance measurement 0 to 6 kΩ, PTC,
•
silicon temperature sensors
Electrical isolation
•
between channels and the backplane bus
•
between channels
Maximum potential difference
•
between inputs (CMV)
Isolation test voltage
Current consumption
•
from the backplane bus
Power loss of the module
Generation of analog values
Measuring principle
Integration/conversion time/resolution (per channel)
•
programmable
•
Interference frequency suppression at interference frequency
f1 in Hz
•
Integration time in ms
•
Basic conversion time, including the integration time in ms
Additional conversion time for resistance measurements in ms
•
Resolution in bits (including overshoot range)
344
40 x 125 x 117
ca. 250 g
no
8
8
max. 200 m
max. 50 m at 50 mV
0.83 mA (pulsed)
0.25 mA (pulsed)
yes
no
2.0 V DC
500 V DC
max. 90 mA
typ. 0.4 W
Integrating
yes
50
60
66
66
13 bits
60
50
55
55
13 bits
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ