Honeywell Optimizer Unitary Controller, 24 IO - UN-RL1644TS24NMC

The Optimizer Unitary Controller, equipped with 24 IO, is a general purpose device equipped with 16 UI, 4 SSR, 4 relays, and compatibility with both Modbus RTU and Sylk. This adept machine also supports BACnet T1L communication and possesses a RS-485 port along with two 10/100 switched ports. It delivers reliable data speed even over longer distances courtesy of its Daisy Chain Ethernet connection.

The controller incorporates a host of engineering tools including a Function Block Library and sample application templates, which ensure a consistent user experience across room, plant controllers, and supervisor levels. Further strengthening its value proposition is its power failure detection and data recovery abilities. For increased safety and durability, optional terminal covers are provided that give the controller protection, thereby eliminating the need for cabinet enclosures.

In terms of technical attributes, its communication network is split between BACnet T1L and Modbus RTU. The total IO is 24 and it incorporates an RS-485 port among others. As part of the Optimizer Unitary family, it is of the programmable type, with its port type being 10/100. Ideal applications of this controller include Air Handling Units (AHU), Fan Coils, and Unit Ventilators while it can be mounted either on a DIN rail or surface.