6
of the instrument and cover the gas dispersing head.
(3) access to the catheter: make the compressed gas (tank) through the catheter access to
the instrument behind the left side of the interface, while the right side of the interface to
maintain the catheter connected to the gas distribution head.
(4) Power on: turn on the power switch, the screen lights into the main interface, keep the
default "program-controlled sampling" mode unchanged, press the "Start" button.
(5) Sampling gas group number setting: Press "
▲
" "
▼
" to change the code of the
sampling gas group (0 ~ 99), press "Select" key to switch the digital bit, set the press
"Start" to the next step The (The group number is only saved as a sampling gas type code
to this record for later review)
(6) Sampling volume setting: the same use of "
▲
" "
▼
" to change the size of the sample,
use the "Select" button to switch the digital bit, set the press "Start" to the next step.
(7) Adjust the flow to the specified value: the internal intake solenoid valve has been
opened, the airway is in a smooth state, please open the external compressed gas (tank)
valve, compressed gas will be through the air inlet
→
pressure control valve
→
gas
flow (See section 4 of this chapter). After adjustment, press "Start" to proceed to the next
step. Adjust the gas flow meter and the air pressure regulating valve to match the flow rate
(see section 4 of this chapter).
(8) Start sampling: At this time the internal intake solenoid valve is temporarily closed,
please open the sampling head, put into the culture dish, and then cover the sampling head,
press the "start" button to start sampling, the screen shows the current sampling volume
And the remaining time.
(9) Remove the Petri dish: At the end of the sampling there will be buzzer reminder, the
internal intake solenoid valve closed again, the screen prompts the sampling is completed,
the sampling record automatically saved, please open the rotary probe, remove the culture
dish, Culture dish cover, affixed with a label or write the number, and culture the plate in
incubator in accordance with the detection requirements .
(10) self-purification mode: the screen also prompts whether to enter the self-purification
mode, under normal circumstances recommended after sampling at least 1 minute to
