A&D Weighing AD-1690 - Manual (Page 14)

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* If the quantity value of pressure change is
insufficient when measuring, “fa1l” may be
displayed by changing the measurement system
pressure (Leak Tester, adapter, attachment).
(3) Changing the monitor time
The leak tester judges the leak by the monitor
time.
(Unit: second)
Changing the minimum value is by 0.5 seconds.
（
Factory setting： 3.0 seconds）
Change the value by using the D UP N or DOWN key.
* The value displayed with the “○” mark (left side
of the display) is the value in memory. But while
changing the displayed value, the “○” mark is
turned off.
Press the SET key to store the value.
After setting finish, “ SET end ” is displayed for
approximately 1 second. (the “
end
” is flashing)
(4) End of setting
The Leak Tester returns to the measurement
standby mode by non-operation, or by pressing the
SET key, to memorize the setting value changed
with “(2), (3)” above.
REDY
Press
Store
SET
kPa
S E C
SET
UP DOWN