8
VII. Functions of Keys and Automatic Power-off
(1)
SELECT:
Selects functions in the trigger mode.
When two or above measurement functions combine
at the same gear, press this key to convert
measurement functions.
(2)
HOLD:
Holds readings in the trigger mode. Press
this key to lock the displayed value and press it
again to relieve the locking state and then enter the
normal measurement state.
(3)
REL:
Measures relative values in the trigger mode.
Press this key at the DCA gear and then this meter
will regard the currently displayed value as the
reference value and automatically reset the LCD
display. In the subsequent measuring results, the
reference value will be automatically deducted until
the relative value measurement function exits by
pressing this key again.
Automatic
power-off
function:
During
measurement, whether pressing function keys or
rotating function/range selection button, if idle for
15min, the meter will automatically “power off”. In
such state, press the function keys (for effective key
operations, see VIII) or rotate the function/range
selection button, then the meter will automatically
“Power on” and enter the measurement status. To
power off the meter, hold the SELECT key, then
the automatic power-off function will be cancelled.
“Auto Power-off” represents a sleep status. In such
state, a small amount of current (approximately
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