Martel Electronics TC100 - Manual (Page 10)

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2. When operating in the thermocouple
Measure Mode the TC100 can be used to
read the temperature of a thermocouple
probe.
In this mode, the TC100 will detect an open
circuit should the thermocouple junction mal-
function. In this case, the display will indicate
“OL”. It will also indicate “OL” if no probe is
connected in the Input Mode.
FIGURE 3
READING A THERMOCOUPLE PROBE
6. Battery Save Feature
The TC100 incorporates an Auto Shut Off or
Battery Save feature that will automatically turn
off the TC100 after a preset amount of time (up
to 30 minutes) The factory default setting is 30
minutes, but can be changed or disabled by
completing the following steps:
1) Turn on the TC100. Closely watch the display
during power up.
2) The display will indicate the amount of time
the battery save feature is set for (off to 30
minutes). Immediately adjust the knob to
change the time period or disable the func-
tion.