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“HOLD” key again to resume recording. (Previously
recorded read are not erased).
“SET” Mode (Relative value set, Time set and Hi/
Lo Limits value set)
1. Press the “SET” key to enter relative values SET
mode (Press “ENTER” key to skip setting relative
value). “= = = =.=” is displayed on the main display.
The relative value is entered via overlay numbers,
press overlay “ENTER” key to store the relative
value, and advance to elapsed time set mode.
2. Elapsed time set mode, (Press “ENTER” key to skip
Elapsed time set mode) “=.= = = : = =” is displayed
in second and third display. Time (hours, minutes,
seconds) value is entered via overlay numbers, press
overlay “ENTER” key to store time value. Elapsed
time starts from set time value.
3. Hi Limit value set mode, (Press “ENTER” key to skip
Hi Limit value set mode), “= = = =.=” is displayed in
main display, Hi Limit value is entered via overlay
numbers, then press “ENTER” key to store the Hi
Limit value. “= = = =.=” is displayed in main display,
Lo Limit value is entered via overlay numbers, then
press overlay “ENTER” key to store the Lo Limit value
and exit SET mode.
4. When the thermometer is turned on it uses the
relative value and Hi/Lo Limits values that were
entered when thermometer was last in use.
T1 T2 / T1-T2 second display Input Selection
The input selection indicates which input is selected for
second display; T1 probe, T2 probe or the difference
between the two probes (T1-T2), when the thermometer
is turned on, it is set to T2 input can select alternate of
probe by second display Pt385/Pt3926/Pt3916 key switch.
