Waters 2998, Руководство оператора

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4-4 Diagnostic Tests and Troubleshooting
Rule:
The maximum deviation must be within
+
/
−1
nm to pass.
5. Click Stop. The erbium filter moves back to original position.
6. Click Save > OK > Close.
Reading the calibration constants
To read the calibration constants:
1. In the console, select 2998 PDA Detector from the system tree.
2. Click Troubleshoot > Calibration constants. The Calibration Constants
dialog box appears.
3. Click Read.
4. Click Close.
Displaying PDA detector rear panel interface connections
You can use the console to determine the status of input/output signal
connections or contact closures on the rear panel of the 2998 PDA detector.
This display gives you a real-time status of the instrument’s signal
connections. A green LED symbol indicates a signal cable is connected to the
terminal. A red LED symbol indicates no signal cable is connected to the
terminal.
To display 2998 PDA detector rear panel interface connections:
1. In the console, select 2998 PDA Detector from the system tree.
2. In the PDA detector information window, click Troubleshoot > Rear
panel. The PDA Detector Rear Panel dialog box appears.
Caution:
• This procedure can affect spectral library matching and peak
purity calibrations.
• You might need to reacquire spectral libraries each time you
perform any calibration procedure. See Chapter 5 for more
information.