Amprobe TMD-50 Thermocouple-Thermometer - Manual (Page 11)

4
key once more to cancel the Back-Light function.
Back-Light on
g lighter g Back-Light off
“ADJ” Button: Adjust thermocouple offset
1. Insert the bead wire into a known temperature (T)
until the display equal to known temperature (T).
exp: ice point at 0°C boiling water at 100°C (Press
“ADJ” key).
2. Press “p” or “q” to add or subtract the value.
3. It can be adjusted ±6°C (±10.8°F) of default. If you
can’t adjust your T/C, please check your T/C or send
the meter to be calibrated.
4. Press “ENTER” key to confirm.
“p/REL” Button
Press “REL” key to enter Relative mode, zero the display,
and store the displayed reading as a reference value and
annunciator REL is displayed. Pressing “REL” key over 2
seconds to exit the relative mode.
“q/HOLD” Button
Press the “HOLD” key to enter the Data Hold mode,
the “HOLD” annunciator is displayed at the higher
center of display. When HOLD mode is selected, the
thermometer held the present readings and stops all
further Measurements. Press the “HOLD” key again
cancels HOLD mode, causing thermometer to resume
taking measurements.
“T1 T2/T1-T2” Button
Press “T1”, “T2”, “T1-T2” key to select input mode T1,
T2 or T1-T2.
The input selection indicates which input is selected
for display. T1 thermocouple, T2 thermocouple or the
differential between the two thermocouples(T1-T2),
when the thermocouple is turned on, it is set to T1.