Product Description
SIEMENS 6ES7 221-1BF22-0XA8
The SIEMENS 6ES7 221-1BF22-0XA8 is a digital input expansion module for the SIMATIC S7-200 series of micro-PLCs. It is designed to extend the capabilities of the S7-200 CPU by providing an additional 8 digital inputs. This module is ideal for applications requiring the connection of more sensors, switches, or other digital signal devices than the base CPU can accommodate. Operating at 24V DC, it offers a reliable and compact solution for expanding control systems in various industrial automation environments. Its compatibility with the S7-200 family ensures seamless integration and straightforward configuration.
Technical Specifications:
- Product Type: Digital Input Module
- Product Series: SIMATIC S7-200
- Number of Inputs: 8
- Input Voltage: 24 V DC
- Input Type: Sinking / Sourcing
- Isolation: 500 V AC
- Dimensions (W x H x D): 46 x 80 x 62 mm

SIEMENS 6ES7 221-1BF22-0XA8
Buy the SIEMENS 6ES7 221-1BF22-0XA8 SIMATIC S7-200 digital input module. This expansion unit provides 8 digital inputs (8 DI) at 24V DC for extending your PLC’s I/O capabilities.








