The Honeywell 2455R--01000073 is a module that is used in Honeywell's 2455 Automation System. It is an analog/digital output module that is used to control and program field instruments, such as motor drives, control valves, and other process control devices. It includes 12-bit digital outputs and 8-bit analog outputs with up to 16 points per output. It is powered by either 24V DC or 115V AC, and features two removable screw-terminal output connectors for connection of field instruments.