10
Error Messages
Display/
Problem
Displays ''L'' in conjunction
with the ''
▼
'' when ambient
temperature is lower than
10.0 °C or 50.0 °F.
Please check if the battery
has been installed correctly.
Also check polarity (<+>
and <->) of battery.
If the steady battery
symbol is the only
symbol shown on the
display, the battery should
be replaced immediately.
Low battery
indication.
Blank display.
Ambient temperature
too high.
Measured temperature
is too high.
Ambient temperature
too low.
Displays ''H'' in conjunction
with the ''
▲
'' when ambient
temperature is higher than
40.0 °C or 104.0 °F.
Displays ''H'' when measured
temperature is higher than
42.2°C or 108.°F.
Cause/Action
Display
Meaning
Measured temperature
is too low.
Displays ''L'' when measured
temperature is lower than
32.0°C or 89.6°F.
Error function display.
When system malfunctions.
