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[Left key] startup or shutdown and shift key
[Right key] return key
[M/OK key] menu/confirmation setting
III. The instrument operation instructions
The operating process of machine: in the holding state, press the startup key,
and the machine enters into the preheating state interface, at the same time, the
backlight is light, the machine enters into the measuring state after completing
preheating, in the measuring state, the machine can measure the environment gas,
after measuring, press shutdown key. In the measuring process, if some
parameters of the machine need to be set, enter into the menu interface to set. The
specific operation process is as follow:
3.1 Startup:
In shutdown mode, long press
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startup and shutdown key 3 seconds.
3.2. Shutdown:
In the measuring mode, long press
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key 3 seconds.
3.3 Preheating state:
After startup, the machine would enter into the preheating interface, and the
preheating time is 60s. In the preheating state, press conformation key, and then
the preheating interface can be skipped. However, this operation is not suggested.
There may be some prompt messages after preheating, and then the machine
would enter into the measuring state.
