SIMATIC S7-1200 SM 1221, DI 16×24 VDC PLC expansion module

SKU: 6ES7221-1BH32-0XB0 Categories: ,

$236.85 – $263.17

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SM 1221 — digital input expansion module, 16x24VDC.

Technical Specifications

Module Type Digital Input
Channels 16x 24V DC

Typical Applications

Used to expand digital input capacity on an S7-1200 CPU for additional sensor or switch connections.