15 Optional Devices
15.1 Auto Injector Parameters
202
GC-2010 Plus
15.1.8 Other AOC Parameter
INJ. SPEED (SYRINGE)
Selection: Slow/Fast, Default: Fast
Set the syringe injection speed.
USING 3 SOLVENT VIALS
Selection: Yes/No, Default: No
Specifies whether three solvent vials are present and the autosampler carousel is not in use.
This item is only available when “USE OF THE SAMPLER” in [Sampler] (PF menu) is set to
“Not Use”.
SOLVENT SELECT
Selection: All/A only/B only/C only, Default: All
This item is available when “USING 3 SOLVENT VIALS” is set to “Yes” or “USE OF THE
SAMPLER” in [Sampler] (PF menu) is set to “Use”.
All: Three solvent types are used.
For the details, refer to Fig. 3.4.1 in “3.4 Auto Sampler” in the AOC-20 User’s Manual.
AIR SUCTION
Selection: Yes/No, Default: No
Set whether or not 1 µl of air is aspirated into the siringe after aspirating sample.
This type of injection is useful for samples with a wide boiling point range, when compound
discrimination problems can occur.
PLUNGER SUCTION SPEED
Selection: Slow/Middle/Fast, Default: Fast
Set the plunger speed during sample injection.
SPEED OF PLUNGER
Selection: Slow/Middle/Fast, Default: Fast
Set the plunger speed during rinsing with sample or pumping.
SYRINGE HEIGHT ( ↑ )
Range: 0−20 mm, Default: 0 mm
Set the syringe height when it moves down to a sample vial (moves syringe up from default).
SYRINGE HEIGHT ( ↓ )
Range: 0−2 mm (1.5 ml vial)/0−10 mm (4 ml vial), Default: 0 mm
Set the syringe height when it moves down to a sample vial (moves syringe down from
default).
SYRINGE HEIGHT (INJ)
Range: 0−22 mm, Default: 0 mm
Set the syringe height when it moves down during sample injection (moves syringe up from
default).
MULTI-INJ
Range: 1−99, Default: 1
Set the number of times to inject same sample for each analysis.
CAUTION
When the column initial temperature is high or when a PEG-based,
polar column is used, the column life may be shortened by injecting
air.