Honeywell Optimizer VAV Controller, 12 IO - VAA-VA75IB24NMC

The Optimizer VAV Controller, 12 IO is a versatile, programmable control unit featuring a comprehensive set of functions for optimal operation. Boasting 7 User Interfaces (UIO), 5 Solid State Relays (DO), and integrated 44 in-lb Actuator with position feedback, it ensures superior control and integration. The controller provides expansive connectivity and robust communication capabilities with two RJ-45 ports specifically designed for BACnet IP Communications, and one RS-485 port for Modbus RTU Integration.

For ease of use and enhanced functionality, it includes a Bluetooth feature that seamlessly connects with the Honeywell Connect Mobile app, enabling real-time VAV balancing. A prominent feature is its field replaceable differential pressure sensor, designed with an accuracy tolerance of +/- 3% of its full 500 Pa range.

Furthermore, this controller is equipped with the Sylk two-wire polarity insensitive interface, allowing it to connect directly with Honeywell Sylk wall modules, eliminating the need for additional hardware IO. One distinguishing attribute of the Optimizer VAV Controller is its inclusion of specialized engineering tools. These tools incorporate a Function Block Library and sample application templates, fostering a consistent user experience across room and plant controllers as well as supervisors.