W7751H2025 Variable Air Volume Handling. Excel 10™ W7751H VAV controllers provide pressure independent or dependent airflow control and series and parallel fan control with one and two duct applications.

Features & Benefits:

  • Uses Echelon® LonWorks® protocol
  • Energy saving setpoint reset for electrical demand limit control
  • Actuator included with W7751H mounts directly onto VAV box damper shaft and has up to 70 lb-in torque, 90 degrees stroke, and 90 sec
  • Timing at 60 Hz
  • High speed 78 kilobit communications network
  • Capable of standalone operation, but uses E-Bus network communications
  • Easy user-access to the network communications jack