(4) Wash of the needle outer wall with the wash fluid1
The syringe aspirates one-half of the air volume (:va/2) while
needle is moving to the wash port.
Deliver the wash fluid1 via the wash pump to wash the needle
outer wall.
Buffer tube
vd :Dead volume (the instrument inside parameter)
vi :Injection volume (the sample net volume to the flow path)
vf :Feed volume (the wash fluid volume to deliver a sample to the loop)
va :Air volume (the air volume which sample is sandwiched.)
Injection valve
Syringe valve
Syringe
Wash pump
5
1
3
2
4
Plunger
wash
5
4
3
2
1
6
Loop
Sample
Rack
P
va/2
Needle
va/2
Injection port
Waste
solution
Waste
solution
Wash port
From Pump To Column
Wash
fluid1
Wash
fluid2
Degassing
unit
3-way solenoid valve
2 - 30
Summary of Contents for CHROMASTER 5160
Page 244: ......
Page 406: ......
Page 999: ...Retaining screws Fixing bracket Appended Fig 1 5 Removal of Fixing Brackets APPENDIX 1 13 ...
Page 1016: ......