Manufacturer Series: SM 1231
Number of Inputs: 4
Input Type: Analog
Compatible with: CPU 1211, CPU 1212, CPU 1214
Number of I/O: 4
Voltage Category: 24 V dc
Length: 100 mm
Width: 45 mm
Depth: 75 mm
Dimensions: 100 x 45 x 75 mm
Maximum Operating Temperature: +70 °C

S7-1200 - Expansion Modules. The SIMATIC S7-1200 is a modular miniature controller. The controllers can be expanded with various I/O modules. Expansion modules complement the integrated peripherals of the CPUs for flexible adaptation of the control system to the specific task. Easy adjustment in the user program.