Manufacturer: Siemens
Type: Digital Input Module
Model: SVPU2441773
MRN: 6ES7 421-1BL01-0AA0
Family: SIMATIC S7-400
Rated Input voltage: 24 V DC
Input Current: 20 mA
Power loss: 6 W
Isolation Tested Voltage: 500 V DC
Connectable encoders: 2 wire sensors
No. Of Digital Inputs (DI): 32
Dimensions: 25 x 290 x 210 mm