Manual Valve Control; Manual Valve Control Screen - Agilent Technologies VS Series Operation Manual

4. Navigate to the Manual Tuning screen and:
Set the GAIN to 1.0.
Set the EMISSION to between 0.600 and 0.6500.
Adjust the ION value up or down to attain the maximum value. Ideally, the ION
value should be between 250 and 270.
Adjust the EMISSION to attain the maximum value. Ideally, the EMISSION value
should be between 0.600 and 1.200.
Set the GAIN so that the leak rate on the screen matches the value of the internal
leak you wrote down.
5. Navigate to the CONTROL PANEL and turn the STD LEAK OFF.

2.3.9 Manual Valve Control

1. Press Valve Control on the Set-Up screen and the Manual Valve Control screen appears
(Figure 2-18).
Use this screen to manually control the calibrated leak valve in the leak detector
vacuum system for troubleshooting purposes.
See Figure 1-3 on page 1-7 for an illustration of the leak detector vacuum system.
VS Series Component Leak Detector
Figure 2-18 Manual Valve Control screen
2-43