User guide
Icon
Status
Searching for the signals from the remote sensor
Corresponding remote sensor signal received 
successfully
No signals received for over 1 hour
REMOTE SENSORS STATUS
The wave icon above the current channel icon shows the connection status of the corresponding 
remote sensor:
SEARCH FOR REMOTE SENSORS 
• The main unit can be manually activated to search for the signals from remote sensors by 
 pressing and holding DOWN (? ) button.
OPERATION
• To select the indoor/ outdoor temperature mode, press UP (? ) or DOWN (? ) until the IN
 icon flashing with a beep sound alert.
VIEWING REMOTE (CHANNEL) TEMPERATURE AND HUMIDITY
Static Display:
• Press the CHANNEL button to select measurements from different remote sensors, each is 
 set to a unique channel 1, 2 or 3.
Channel Auto-Scan Display:
• To enable an automatic scan of all channels, press and hold CHANNEL, until the icon is 
 displayed. The measurements from each remote channel will be alternately displayed with a 5 
 seconds viewing.
NOTE: the channel auto-scan feature can be active only if there are more than one remote 
sensors operating and are set to different channels. 
PROGRAMMING TEMPERATURE IN CELSIUS OR FAHRENHEIT
• Press and hold MODE button for 3 seconds to toggle the temperature unit in Celsius (ºC) or 
Fahrenheit (ºF).
SETTING TEMPERATURE ALARM
• Press down button to select temp display.
• Press ALARM button selecting the desired alarm, the upper temperature alert with icon (if 
 disabled, displays OFF), or lower temperature alert with icon (if disabled, displays OFF).
• Press and hold ALARM button until the temperature digits flashing.
• Adjust the temperature digits using the UP (? ) or DOWN (? ). Press and hold either button 
 for fast digits advance
• Press the ALARM to confirm selection and return to the temperature alarm selection screen
ACTIVATING OR DEACTIVATING TEMPERATURE ALARMS
• Once the above alerts are displayed, press the UP (? ) or DOWN (? ) to enable or disable the 
 corresponding alert.
VIEWING MAX/MIN AND MINIMUM READINNGS
Press the MEM/ HISTORY button recalling:
• Current temperature and humidity
• Minimum temperature and humidity
• Maximum temperature and humidity at the remote location.
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