Press this button momentarily to recall or stop viewing
logged readings and MIN/MAX readings. Press this button
for more than 1 second to start or exit “
SETUP
”.
The “
EXIT
” function is activated in the “
RECALL
” and
“
SETUP
” mode only.
Press this button momentarily to start or stop logging.
Press this button for more than 1 second to clear logged
readings.
To clear logged data press and hold until “ “ appears
in the lower display. To execute the clear press and hold
until “ “ appears.
The “
ENTER
” function is activated in the “
SETUP
” mode
only.
Operating Instructions
Before Operating
1. Plug the thermocouple(s) into the input terminal(s).
2. Press “ “ to turn the instrument on. After 1 second, the
thermometer displays the first reading and its internal
temperature. If no thermocouple is plugged into the selected
input or the thermocouple is “
OPEN
”, the display shows “
----
”.
1. How to Change Setup Options
Use “
SETUP
” to reset the thermometer or change the time units, time
settings, thermocouple type, Auto-Power-Off mode, logging interval,
and offset.
Entering and Exiting Setup
When the thermometer is in “
SETUP
” mode, the display always shows
“
SETUP
”.
• Press “ “ for more than 1 second to start or exit “
SETUP
”.
NOTE:
The meter must be in normal operation mode.
(Not logging or displaying Min/Max/Avg values)
• Press “ “ momentarily or “ “ for more than 1 second
to exit “
SETUP
”.
NOTE:
Press “ “ or “ “ to scroll to the setup option
you want to change and then press “ “ to accept the
selected setup option.
5
Buttons
NOTE:
Press all the dual function buttons momentarily to activate the
Upper Row Function, and press these buttons for more than 1 second
to activate the Lower Row Functions.
Press this button momentarily to turn the backlight on
and off. The backlight turns off after 30 seconds without
any button pressed. If the battery is low, the backlight is
disabled.
Press this button for more than 1 second to turn the
thermometer on and off.
(DT302) While displaying T1 in the primary display
momentarily pressing this button will scroll through T2
or the internal temperature of the meter. Press and hold
to change primary display to temperature differential
(T1-T2). While displaying (T1-T2) in the primary display
momentarily pressing this button will scroll through T1,
T2, or the internal temperature of the meter in the lower
display.
(DT301) Press this button momentarily to enter or exit the
“
RELATIVE
” mode.
Press this button momentarily to step through the
maximum, minimum, and average readings in the
secondary display. When viewing logged readings, shows
the maximum, minimum, and average of the logged
readings. Press this button for more than 1 second to turn
off this display.
The “ “ function is activated in the “
RECALL
” and
“
SETUP
” mode only.
Press this button momentarily to freeze or release the
displayed readings. Press this button for more than 1
second to switch between Celsius (˚C), Fahrenheit (˚F), and
Kelvin (K).
The “ “ function is activated in the “
RECALL
” and
“
SETUP
” mode only.
4
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