Gilson 402 User Manual page 76

Operation - Advanced Use
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Optionally at the first of the volume screens, press
Flow.
Optionally at the first of the volume screens, press
Extra,
Key in 'Extra volume', press ENTER.
Rinse
The purpose of this task is to minimize carry-over
by flushing the transfer-tubing and syringes with
solvent from the reservoir, between tasks. The
syringe, most appropriate to the volume specified,
is used to pump a volume of liquid from the reser-
voir through the tubing.
Typical Task Entry
Key in file # (45), ENTER.
Press Edit.
Press Rinse.
Mix
You use this task to mix either by dispensing a
predetermined volume of air through the liquid or
by aspirating the liquid from a vial and dispensing
it back into the same vial several times.
You are advised against using the air mixing tech-
nique when the liquids to be mixed are oxidizable
or surface active.
Typical Task Entry
Key to press:
Key in file # (44) ENTER.
Press Edit.
Press More.
Key in a value for Asp
flow, press ENTER.
Press Next.
Key in a value for Disp
flow, press ENTER.
Press ESC (twice).
Press ESC.
Key in volume,
ENTER.
Press ESC.
Press ESC.
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