Data Sheet

Data sheet 6ES7231-5ND32-0XB0
SIMATIC S7-1200, Analog input, SM 1231, 4 AI, +/-10 V, +/-5 V, +/-
2.5 V, +/-1.25 or 0-20 mA/4-20 mA, 15 bit+sign bit
General information
Product type designation SM 1231, AI 4x16 bit
Supply voltage
Rated value (DC) 24V
Input current
Current consumption, typ. 65mA
from backplane bus 5 V DC, typ. 80mA
Power loss
Power loss, typ. 1.8W
Analog inputs
Number of analog inputs 4; Current or voltage differential inputs
permissible input voltage for voltage input
(destruction limit), max.
±35 V
permissible input current for current input (destruction
limit), max.
40mA
Cycle time (all channels) max. 100µs
Input ranges
● Voltage
Yes; ±10V, ±5V, ±2.5V or ±1.25V
6ES7231-5ND32-0XB0 Subject to change without notice
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09/14/2019 © Copyright Siemens