Manufacture: Siemens
Type: Counter module
MNR: 6ES74501AP000AE0
Family: SIMATIC S7-400

Supply voltage: 24 V DC
Input current: from load voltage 1L+ (without load), max. 40 mA, from backplane bus 5 V DC, max. 450 mA
Power loss: typ. 9 W
No. of channels: 2
Number of digital inputs (DI): 6
Number of digital outputs (DO): 4
Number of counter inputs: 2; 32 bit or ±31 bit
Dimensions: 25 x 290 x 210 mm