Zone & Unitary Controllers
W7751F Controller and ML6161 Actuator
W7751F VAV II controllers provide pressure-independent or pressure-dependent airflow control and parallel fan control. Extra outputs control VAV box reheat coils. ML6161 actuators control dampers in VAV terminal units and mounting on ball valves.
Overview
W7751F VAV II controllers provide pressure-independent or pressure-dependent airflow control and parallel fan control. Extra outputs control VAV box reheat coils. ML6161 actuators control dampers in VAV terminal units and mounting on ball valves.
Features & Benefits:- Uses Echelon® LonWorks® protocol
- High speed 78 kilobit communications network
- Easy user-access to the network communications jack
- Easy user-access to the airflow sensor inputs
- Provides proportional integral derivative (PID) temperature control
- Floating hot water and 3-stage electric or modulating hot water heat
- Provides non-linear floating algorithm for velocity control loops
- Factory configured via EEPROM with critical user parameters default values
