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RUSKA 7750i
Users Manual
5. Set the gas head to 0 for both channels. Select MENU | MENU | SETUP | USER
6. To access the calibration screen, select MENU | MENU | CALIBRATION |
7. When first entering the Calibration menu, the top left hand side of the display will
8. To begin the calibration process, press the Calibrate [F2] button. If the calibration
To exit the calibration procedure before the calibration coefficients have
been changed; press [CANCEL] any time during the procedure. Canceling
restores all previous calibration values.
Step 1
1. The first step automatically performs the sensor zeroing routing. Please read the
2. Wait until the zero procedure finishes. This may take several minutes. When the
6-4
(Press the MODE key to toggle between the Ps and the Qc channels and verify that
they are both set to 0.)
CALIBRATION.
Figure 6-2. Menu | Menu | Calibration | Calibration
indicate which sensor is being the viewed. The sensors coefficients are then shown
below the sensor label. On the RUSKA 7750i, there are two primary sensors. The
first sensor that is shown is the Ps sensor. To switch to the Qc sensor, press the
Sensor [F6] function key. Ensure that the correct screen is displayed, (labeled
Ps Primary or Qc Primary), depending on which channel is being calibrated.
access code is enabled, enter it at the prompt. The first calibration screen will appear.
chapter in the manual regarding zeroing the sensors. It is critical that a good zero is
set in the calibration process. The Ps sensor must be evacuated to less than 100 mtorr
as read by the internal vacuum sensor and stable before proceeding with a zero. It is
recommended to start evacuating the Ps sensor during the warm up period.
ADTS completes step 1, the calibration screen will appear.
Note
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