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2.1 Name and Function of Each Part on Autosampler
Rinse port
Door status sensor
Sample rack
Figure 2-2 Front View (B)
Sample rack:
Injection valve:
Syringe valve:
Syringe:
Rinse port:
Wash pump side 3-way solenoid valve:
Back flush (BF) side 3-way solenoid valve:
Wash pump:
Door status sensor: A sensor that detects whether the door is open
2 - 2
Accommodates sample vials.
Switches the flow path for delivering a sample
and mobile phase to the column.
Selects the aspirating/discharging direction of
sample and detergent.
Aspirates and discharges a sample and
detergent.
A port in which the needle is rinsed.
A valve for selecting wash fluid1/wash fluid2.
A valve for switching flow path is used when
an injection port is washed.
A pump for delivering wash fluid.
or closed.
Syringe valve
Syringe
Injection valve
Wash pump
3-way solenoid valve
Upper: Back flush side
Lower: Wash pump side
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