air conditioner wireless thermostat 1) Heating / cooling control; 2) Easy operation and intuitive display; 3) Backlight

air conditioner wireless thermostat

1) Heating / cooling control;2) Easy operation and intuitive display;3) Backlight display (for 220V);4) Delay-time On / Off function;5) The temperature difference between off and on is adjustable6) Allowable to calibrate the temperature display; 7) Allowable to connect the external temperature sensor (Optional: NTC 100K). Outdoor temperature display provided.8) Display adjustable between room temperature, outdoor temperature and preset temperature.9) Applicable to control of no fan (WH501WW), single-speed fan(WH502WW)and three-speed fan(WH504WW).10) Fan speed adjustable automatically or manually(WH502WW,WH504WW). 11) Display adjustable between C degree and F. 12) Energy saving function by using room card(WH501 WW,WH502WW,WH504WW).13) Antifreeze when turn off.14) Allowable to set the highest temperature of heating and the lowest temperature of cooling.15) Three transmission modes for selection, i.e. wired, wireless or multi-channel. 16) Allowed for wired / wireless installation in standard box(WH501 WW,WH502WW,WH504WW), or allowed to install on battery seat for wireless transmitting(WH501RF,WH501MRF). 17) Multiple fault detection and display functions.

Power: 220V AC (±10%) 50 Hz or two LR6 1.5V alkaline batteriesContact capacity: 3A/250V (WH501WW, WH502WW, and WH504WW); 16A/250V (WH501RF); 5 A/250V (WH501MRF)Probe sensor: NTC (100K) 1%Service life of relay: Switching times not less than 100,000 timesProtection level: IP20Insulating condition: Normal environmentFrequency: 433MHz (WH501RF/MRF)Wireless transmission distance: Indoor 16/50m; outdoor 200m (WH501RF/MRF)Dimension (mm): 86H*86W*12DInstallation: Installed in standard box or on batter seat