HW W7750A2005

Light Commercial Building Solutions

W7750 Excel 10 Constant Air Volume AHU Controller

• Capable of stand-alone operation and utilizes
  LonTalk® network (E-Bus) communications protocol
• High-speed 78 kilobit communications network
• Conforms with Echelon® LonMark® HVAC interoperability
  standard for Roof Top Unit controllers (profile number 8030)
• Free Topology Transceiver (FTT) network technology is insensitive to polarity
• Designed for staged, modulating heating/cooling and enable/disable control
• Provides Proportional Integral Derivative (PID) temperature control
• Continuously adjusts the discharge air set point as needed
• Used to control single zone and heat pump air handlers
• Factory configured via EEPROM with critical user parameter default values
• Includes motion and window sensors
• Uses either Series 60 floating control or pulse width modulation
  (B only) providing modulating control for heating/cooling equipment
• Uses an adaptive algorithm (patent pending) that continuously
  adjusts the discharge air set point as needed (B only)
• Freezestat protection for HVAC equipment (B and C only)
• UL and cUL Listed