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