Description
WM428WN/U Honeywell Digital Thermostat
FEATURES AND BENEFITS:
- 2/4-Pipe Cooling/ Heating Manual/ Automatic Changeover
- Manual or Automatic 3-Speed Fan Control
- Temperature Deviation Correction Function (Offset Adjustment)
- Low Temperature Antifreeze Function
- Keypad Lock Options
- Configurable Control Algorithm
- Option For Sleep Mode
APPLICATION
The WM Series of Digital Thermostat is designed for a 3-speed fan and a motorized valve control in fan coil system. The typical application including:
• 2/4-pipe cool only/heat only/manual changeover
• Ventilation mode
• Manual or automatic 3-speed fan control
• Water valve on/off control
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