Siemens 6ES7221-1BF32-0XB0 SM 1221 Digital Input Module

The Siemens 6ES7221-1BF32-0XB0 is a SM 1221 Digital Input Signal Module that converts the level of the external digital signals from the process into the internal signal level of the S7-1200. The signals can be mixed as desired, and users can then adapt their controllers exactly to the relevant task. This signal module is supplied with 8 input channels.

* SPS component (category): SPS add-on module * Number of digital inputs: 8 * Specification: 8 DE 24V DC, 8 potential insulated * Input current: 105mA * Power loss typical: 1.5W * Load voltage: 4mA per channel * Temperature range: -20°C to 70°C * Dimensions: 45(W) x 100(H) x 75(D)mm * Weight: 170g * Type: SM 1221 * Manufacturer's part: Siemens 6ES7221-1BF32-0XB0