Extech Instruments CO80, Руководство пользователя

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CO80 V3.1 04/06 8
2.5 Keypad
Turns the instrument ON or OFF. Note that
the instrument will automatically switch off if
not used for a period of 15 minutes
(see 4.2
for additional information)
The straightforward
membrane keypad
comprises 6 keys,
where a single touch
will have the following
functions:
Used to reset the pressure to ambient levels.
Activates the Tightness Test
Turns the back light on/off and records the
pressure for the soundness test and the
temperature in the pressure test
Scrolls through up to 8 displays, depending
on options taken
(see 2.6).
Logs and prints sets of readings, or logs and
downloads up to 50 sets of combustion analysis and
25 CO room test readings to a PC
(see 4.6)
.
Displays the clock and is used to scroll through
saved reports– keeping this held down for 2
seconds activates the soundness test.