Here are some key features of the 1746-OB32 module:

Output Type: The module supports sinking (source-to-common) output wiring. It offers 32 output points, arranged in four groups of eight. Each group has a common terminal.

Voltage Range: The module operates at a voltage range of 5-125 VDC or 5-265 VAC, making it compatible with a wide range of applications.

Current Rating: Each output point is capable of sinking up to 0.5 Amps of current, and the module as a whole can handle a total current load of 8 Amps.

Wiring: The module uses removable screw terminals for easy installation and maintenance. Each output point has a separate terminal for connection to the external devices.