Siemens Digital Input SM 1221, 16DI, 24V DC

Manufacturer Series: SM 1221
Number of Inputs: 16
Input Type: Digital
Compatible with: SIMATIC S7-1200 Series
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 mini-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 to the specific task. Easy adjustment in the user program.