Manufacturer: Siemens
Type: Input module
MNR: 6ES7321-7BH01-0AB0
Family: SIMATIC S7-300
Rated voltage: 24 V DC (20.4 … 28.8 V DC)
Input current: from load voltage L+ (without load), max. 90 Ma from backplane bus 5 V DC, max. 130 Ma
Number of digital inputs (DI): 16
Input current for signal “1”: typ. 7 mA
Output current Rated value: 120 mA
Number of outputs: 2
Type of output voltage: L+ (-2.5 V)
Power loss, typ.: 4 W
Cable length:
— shielded, max. 1 000 m
— unshielded, max. 600 m
Connection Method: 20-pin
Dimensions: 40 x 125 x 120 mm