The APC Dry Contact I/O Accessory provides a hardware interface for connecting the host device of a Network Management Card 2 (AP9631 or AP9635) with peripheral devices.
Inputs (labeled Zones A and B) for two dry contact devices
One 12 V, 25 mA power output (labeled Pwr)
One Form C relay (relay outputs labeled Output).
Can be used as a UPS management accessory that provides two dry contact input and one relay output interface to APC UPS management offers with UIO ports such as the UPS Network Management Card (AP9631) or Dry Contact I/O SmartSlot Card (AP9613).