5.5.4 Key Lock
<Overview>
You can lock the operation keys to prevent accidental key operation during measurement.
While key lock is activated, all key operations other than key lock release cannot be performed.
<Key lock setting>
1.
Hold down the
ments in the circle meter increases.)
2.
"LOCK" appears in the digital display section / SUB (green), and "ON" appears in the dig-
ital display section / MAIN (white). Then, the display will automatically return to the base
screen.
<Reference>
● When any key is pressed, "LOCK" appears in the digital display section / SUB (green), and
"ACT" appears in the digital display section / MAIN (white).
● Functions that use external input are enabled.
● You can configure settings to activate key lock automatically when key operation is not per-
formed for 5 minutes or more.
5-38
key and
key simultaneously for 2 seconds. (The number of lit incre-
Hold down simultaneously for 2 seconds
Basic Usage
WUME-HGT-3