Setup; General Setup; Pump Adjustment - Agilent Technologies VGA 77 User Manual

Operation

Setup

General Setup

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Pump Adjustment

To adjust the pump:
1
Ensure that the inert gas supply is turned on before switching on the VGA 77
NOTE
power. If you start to pump solutions through the system before the inert gas is
turned on, the signal will be unreliable.
2
3
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Check you have the correct module installed.
Ensure that the inert gas supply to the VGA 77 is on, with the
cylinder regulator set to the recommended pressure of 350 kPa
(50 psi).
Ensure that the peristaltic pump is adjusted correctly as detailed
in the following section.
Set up any other accessories you require (for example, printers
or autosamplers) according to their instruction manuals.
Set the instrument parameters for the element to be determined.
Use the integration mode with Agilent AA or ICP-OES systems.
(Agilent AA users can also use PROMT mode.)
Fill the reagent container(s) with the required reagent(s). (Refer
to Section 5.)
Set the regulator to the recommended pressure and turn on the
inert gas supply.
Select the appropriate power lead, and connect the VGA 77 to the
mains power supply.
Place the three capillary tubes in a container of distilled water
and switch the VGA 77 on. The green 'Power' indicator light is
illuminated when the power is on.
Agilent Vapor Generation Accessory VGA 77 and VGA 77P User's Guide