3. Extreme cold weather (below 4°F / -20°C) may drop the voltage of the
batteries of the outdoor sensor and shorten the transmission distance. If
this happens, replace with lithium batteries for the outdoor sensor.
If you continue to lose the outdoor temperature display, try placing the
outdoor sensor in a different location.
To Synchronise With Another Sensor
1. Press
one at a time to select the Channel
HOLD TO SYNC SENSOR
hold
button until "-- " fl ashes. The clock is searching
HOLD TO SYNC SENSOR
for signal from the Channel
sensor.
2
2. Slide open the battery cover of the sensor, select Channel
switch. Install 2 x AAA batteries. The outdoor temperature-humidity of
the sensor should appear in a few seconds.
3. Repeat the above steps if you want to add a sensor to channel
NOTE: Only one sensor is included with the weather station. Additional
sensors are available for purchase through your retailer or
www.MarathonWatch.com.
Specifi cations
Main Unit / Clock
Operation Temperature
Indoor Measuring Range
. Then
Outdoor Measuring Range
at the back
2
Humidity Range
Temperature Resolution
Transmission Frequency
.
Transmission Distance
Outdoor Sensor
Operation Temperature
Outdoor Measuring Range
Default Settings
Time Format
Time
Time Zone
Calendar
Temperature
DST
Language
32°F to +122°F / 0°C to + 50°C
32°F to +122°F / 0°C to +50°C (display
shows HH.H / LL.L if out of this range)
-40°F to +122°F / -40°C to +50°C (display
shows HH.H / LL.L if out of this range)
20% to 95%
0.1°F / 0.1°C
433MHz
80-meter (line-of-sight distance with
no obstruction)
-4°F to +158°F / -20°C to +50°C
(with alkaline batteries)
-40°F to +122°F / -40°C to +50°C (display
shows HH.H / LL.L if out of this range)
24 hour
0:00
GMT +1
Date-Month
°C
On
English
EN