
51
Note: If the reading is not within range of the selected calibration point or the difference
between first selected point and second selected point is less than 25
°
C, “Wrong” message
will blink.
If the cause of “Wrong“ message is the difference between calibration points increase the
temperature of the vessel with hot water until the calibration points are more than 25
°
C
apart.
If the cause of “Wrong“ message is the temperature reading value change the probe and
restart calibration.
If calibration cannot be performed contact Hanna Service.
If a temperature calibration has been previously performed it is possible to erase the
calibration by pressing the Clear functional key.
The “Calibration cleared” message will be displayed for a few seconds and the meter will
return to the main screen.
For one point calibration press ESC after first point was confirmed.
The instrument will return to the main screen and will memorize the calibration data.
TEMPERA
TURE CALIBRA
TION (for technical personnel only)
www.tools.in.th
www.neonics.co.th