User's Manual

Thermo & Hygro Sensor Unit Appearance.
D1: Outdoor Temperature D2: Outdoor Humidity
D3: Transmission Indication LED D4: Temperature Probe & Plug
D5: “°C/°F” button D6: Channel Selecting Switch
D7: “TX” button D8: Battery Compartment.
D9: Wall Mount Hole
Set Up:
Ÿ Insert batteries.
Ÿ Use a pin to press the RESET (B11) button
Radio Controlled Clock:
l The clock automatically starts scanning the RF 433MHz signal to register new
Thermo Sensor Unit after new batteries inserted. After registered new channels or
press “CHANNEL” button (B10) to stop scanning, the clock will then scan the
WWVB time signal ( “ ” flashes on the LCD ). Buttons will not function while
scanning for WWVB time signal or Thermo sensor’s signal unless they are well
received or stopped manually.
l The clock automatically scans the time signal at 2.00 a.m. everyday to maintain
accurate timing. For failed reception, scanning stops ( “ ” on the LCD
disappear ) and repeats again at 3.00 a.m. 4.00a.m. and 5.00a.m.
l The clock manually scans the time signal by holding “ - ” button (B9) for 3
seconds. For failed reception, scanning stops. ( “ ” on the LCD disappear ).
l Hold “-” button (B9) for 3 seconds to stop scanning when receiving WWVB time
signal.