Siemens S7-1200 Digital input/output

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Siemens SM 1221 PLC I/O Module 8 Inputs, 24 volt DC 100 x 45 x 75 mm

SKU: 6ES7221-1BF32-0XB0 Category: Tag:


The Siemens digital expansion module with 8 input channels is a highly efficient device used with S7-1200 PLCs. The inputs can be connected in both sink and source configurations. It has many advanced features like alarms and extensive diagnostics that make it ideal for various industrial applications.
SIMATIC S7-1200, Digital inputs SM 1221, 8 digital inputs, 24 V DC