Omega HH501DK - Manual (Page 7)

5
MAX Mode
Pressing the Max key to enter the MAX mode. The thermometer then records
and updates the maximum absolute values and the MAX annunciator appears
on the display. Pressing the MAX key again to exit the MAX recording mode.
In the MAX mode, press HOLD key to stop the recording, press HOLD again
to resume recording.
T1,T2,T3,T4, T1-T2,T1-T3,T1-T4 Temperature Measurement
1. The function switch indicates which input is selected for display; T1
thermocouple, T2 thermocouple,T3 thermocoupleor, T4 thermocouple or
the difference between the two thermocouples (T1-T2, T1-T3, T1-T4).
2. Connect a type k thermocouple to the jack on the instrument. Place the
probe or thermocouple tip on or in the material to be measured and take the
temperature reading directly from the display.