Manufacturer: SIEMENS
Family: SIMATIC S7-200
Type: Analog Input Module
Model: EM 231
MRN: 6ES7231-0HC22-0XA0
Uses: only for S7-22x CPU
No. of analog inputs: 4
Input current: 60 mA from load voltage L+, 20 mA from backplane bus
Power loss: 2 W
Cable length: 100 m; to the sensor, shielded
Dimensions: 71.2 x 80 x 62 mm