Riken Keiki NP-1000, Руководство по эксплуатации

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. Calibration 7-10. Password setting
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7-10. Password setting
A password can be used to protect the entry to the calibration mode.
LCD display
1 Press the ENTER
button.
The gas detector enters the
password setting mode.
2 Select whether or not
to set a password
with the
▲/▼ button.
The state of <on> or <oFF>
for the current password
protection setting is
displayed.
* This is disabled <oFF> by
default.
3 Press the ENTER
button.
When <oFF> is confirmed,
the gas detector returns to the
calibration mode menu.
4 When <on> is
selected, use the
▲/▼
button to select a
value and press the
ENTER button.
The password is a four-digit
number. Set one digit at a
time.
▼