3M QUESTempo II User Manual - page 7
5 Functions
QUESTempº II
alarm will sound if the temperature exceeds 0.5
C
above the initial chosen alarm level.
Toggles between Celsius and Fahrenheit while in the
RUN mode. Calibration and alarm levels operate in
Celsius only.
Shows the battery voltage strength in the display while sounding the
audible alarm. The actual battery voltage is displayed until the level
falls below 7.5 volts. Below 7.5V "Lo" appears in the display indicating
that the battery should be replaced with a new 9V alkaline.
The unit will operate for at least 8 hours from the time that "Lo" first
appears. Once the battery voltage falls below 7.2 volts the alarm will
sound continuously and data logging will cease. If this occurs, turn the
unit OFF and replace the battery with a new 9V alkaline.
ARROW key used to change a parameter for the following
functions: PRINT (baud rate), CLOCK, PRINT RATE, ALARM, and
CAL when manually entering the calibration data.
Enters a change in parameters when one of the following functions
is selected and flashing: PRINT, CLOCK, PRINT RATE, ALARM,
or CAL.
When held down for 3 seconds, it will clear all logged and
calibration data. All other unit settings remain unaltered.
Toggles between ON and OFF. OFF will have a 3 second count
down and is used to exit the RUN mode. Note that turning the unit
OFF will NOT reset or erase any of the logged data.
When the QUESTEMP
II is turned ON, the internal programming
version number is displayed until a key is depressed.
C/F
BAT/
TEST
ENTER
RESET
ON/OFF