SIMATIC S7-1200, Digital input SM 1221, 8 DI, 24 V DC, Sink/Source (6ES7221-1BF32-0XB0)
Siemens plc I/O module, 24v dc supply voltage, 8 digital inputs - simatic s7-300 series - 6es7221-1bf32-0xb0. Ensure the efficient and safe transfer of energy across your plc (programmable logic controller) devices with this communication module from siemens. It’s fitted with multi coloured led lights and a diagnostic alarm, so you can check on operating status at a glance. The alarm is triggered when an electrical fault or circuit break occurs, which notifies users of potential hazards and the need for repairs. wide variety of communication options With signal modules you can adapt the configuration of your SIMATIC S7-1200 (except for CPU 1211C) individually to meet your requirements.

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 Digital input module S7-1200, SM 1221. 105 mA input current from backplane bus 5 VDC and 1 mA input current rated value. 1.5 W power loss type, 8-digital inputs in group of 2. 500 m shielded and 300 m unshielded cable length. Green LED indication for status of the inputs and maintenance.

Features and Benefits

8 integrated digital inputs
Input supply rating of 24VDC
Ambient operating temperature ranges between 20°C to 60°C

Applications

Industrial automation
Robotics
Automobiles industry
General specifications