![Siemens Simatic 6ES7221-1BF32-0XB0 S7-1200 Digital input SM 1221 8 DI 24 V DC Sink/Source - PLCCable.com - Automation Supplies and PLC Tools Siemens Simatic 6ES7221-1BF32-0XB0 S7-1200 Digital input SM 1221 8 DI 24 V DC Sink/Source - PLCCable.com - Automation Supplies and PLC Tools](https://cdn11.bigcommerce.com/s-djpfj/images/stencil/1280x1280/products/1712/3940/siemens-siemens-simatic-6es7221-1bf32-0xb0-s7-1200-digital-input-sm-1221-8-di-24-v-dc-sinksource__23811.1638980147.jpg?c=2)
Siemens Simatic 6ES7221-1BF32-0XB0 S7-1200 Digital input SM 1221 8 DI 24 V DC Sink/Source - PLCCable.com - Automation Supplies and PLC Tools
Siemens SIMATIC S7-1200 SM 1221 DIO, 24VDC, 130mA, 16I, front view | SIMATIC S7-1200 PLC DIO Modules - Layout
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Siemens - 6ES72211BF320XB0 - Controller, Logic, Digital Input SM 1221, 8DI, 24VDC, SIMATIC S7-1200 - RS
![Siemens - 6ES72211BF320XB0 - Controller, Logic, Digital Input SM 1221, 8DI, 24VDC, SIMATIC S7-1200 - RS Siemens - 6ES72211BF320XB0 - Controller, Logic, Digital Input SM 1221, 8DI, 24VDC, SIMATIC S7-1200 - RS](https://assets.rs-online.com/f_auto,q_auto/70781113.jpg)