Velleman DVM105 - Manual (Page 6)

DVM105
00 (30/06/2008)
6
‘Er2’ is displayed when the thermometer is exposed to
rapid changes in ambient temperature. Let the
thermometer stabilize to the ambient temperature for
minimum 30 minutes.
‘Er3’ is displayed when the ambient temperature is
below -10°C (14°F) or above +50°C (122°F).Let the
thermometer stabilize to the ambient temperature for
minimum 30 minutes.
For all other error messages it is necessary to reset the
thermometer. To do this, wait for the instrument to
power off, remove the battery and wait for 30 seconds,
then reinsert the battery and press the Meas. Button
(3). If the error message remains, please contact the
Service Department for further assistance.
1.7.
Battery
•
The thermometer incorporates a visual low battery
indication as follows:
‘Battery OK’: measurements are possible
‘Battery low’: battery needs to be replaced,
measurement still possible
‘Battery Exhausted’: measurements no longer possible,
replace battery.
•
To replace the battery, wait until the instrument powers off.
•
Open the battery compartment by turning the battery cover at the
back of the unit (under the foldable stand) clockwise.
• Replace the battery with a new CR2032 Lithium cell.
• Close the battery compartment by placing the battery cover back
and turning it counter clockwise until a click is heard.
A malfunction may occur if the power is on when the
battery is replaced. If a malfunction occurs, restart
the device.
Keep the battery away from children.