User guide

Holding the Displayed Temperature

1. Press “ “ momentarily to freeze the readings on the display.

The display shows “ HOLD “.

2. Press “ “ momentarily again to turn off the “ HOLD “ function.

NOTE: Press “ “ when turning on the thermometer to test the

display. All display segments appear.

Using the Relative Measurements (DT301)

1. Press “ “ momentarily to enter or exit the “RELATIVE”

mode. When the thermometer is in Relative mode, the display

shows “

REL”.

2. The difference value between the stored reference value and the

measured reading value appears in the secondary display.

Viewing the MIN/MAX/AVG Readings

NOTE: MIN/MAX and AVG values are captured only while this

mode is active. Exiting the MIN/MAX/AVG mode will clear all

values.

1. Press “ “ momentarily to step through the MIN (minimum),

MAX (maximum), or the AVG (average) readings in the

secondary display.

The elapsed time since entering

MIN/MAX mode appears with

the average reading, or the time at which the

MINIMUM or

MAXIMUM occurred appears with the MINIMUM or

MAXIMUM reading on the display.

3. (DT302) Press “ “ momentarily to toggle showing the

maximum (MAX) of T1, or T2 readings and its

displayed time.

Press “ “ for more than 1 second to show the

maximum (MAX) of T1-T2 reading and its

displayed time.

The minimum (MIN) or average (AVG) reading can be

displayed in the similar way.

3. Press “ “ for more than 1 second or “ “ button for more

than 1 second to exit

MIN/MAX mode.