76 Installation, Operation, and Maintenance
Part 2, Operation
3 Introduction to Operation
Capabilities
Table 12 summarizes the capabilities of the 7683B Automatic Liquid Sampler.
Table 1 2 Automatic liquid sampler capabilities
Parameter Range
Syringe size 0.5, 1, 5, 10, 25, 50, or 100 µL
Number of sample vials Up to 8 without tray or 100 with tray
Number of injections per vial 1 to 99
Injection volume Minimum
Maximum
0.1 µL (5 µL syringe) 2% of syringe volume
50.0 µL (100 µL syringe) 50% of syringe volume
Plunger speed
*
(µL/s)
5 µL syringe
10 µL syringe
25 µL syringe
50 µL syringe
100 µL syringe
* Plunger speeds shown are for DRAW and inject. Dispense speed is the same as FAST INJECT.
Slow Fast Variable
†
2.5 50 <1~50
5 100 <1~100
12.5 250 <1~250
25 500 <1~500
50 1000 <1~1000
† This mode is only available under Agilent data system control.
Overall injection time (approximate) 0.1 s (Standard)
4 s (Cool on-column)
Sampling depth –2 to +30 mm relative to default
Sampling viscosity delay 0 to 7 s
Number of sample prewashes 0 to 15
Number of sample pumps 0 to 15
Number of solvent prewashes 0 to 15
Number of solvent post-washes 0 to 15
Multiple injection mode (with PTV inlet only)
†
Number of injections 1 to 100
Injection delay time 0 to 100 s
Preinjection dwell 0 to 1 minute
Postinjection dwell 0 to 1 minute
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