The desired quantity exceeds the current stock level. Order now and if possible, receive a partial quantity immediately or request a delivery date at Tel .: 00800 24 2011 24 (toll free).
Technical details
Product description
Siemens SM 1221 DC - 6ES7221-1BF32-0XB0
Using the digital input module SM 1221 DC - 6ES7221-1BF32-0XB0 from Siemens your SIMATIC S7-1200 controller can be expanded by 8 digital inputs. The digital input SM 1221 DC - 6ES7221-1BF32-0XB0 processes input signals with a voltage of 24 V DC.