94 Running PowerLine in Direct Control Mode
2. Press the Lamp On/Lamp Off screen key for the desired function. The key toggles
between the two functions.
Waters 486 lamp status is checked at the beginning of each run. If the lamp is off at the
start of a run, the system returns to IDLE and the error message
Unable to Set Up
Detector
appears.
Setting Sensitivity for the 410 Detector
1. If you are using the 410 RI detector, move the cursor to the Sens field.
2. Type the required RI sensitivity. (Valid values are 1, 2, 4, 8, 16, 32, 64, 128, 256,
512, 1024.)
3. Press Enter.
Setting Sensitivity for the 431/432 Detector
1. If you are using the 431/432 conductivity detector, move the cursor to the Sens field.
2. Type the required conductivity sensitivity in microSiemens (µS). (Valid values are
0.1, 0.05, 0.02, 0.01, 0.005, 0.002, 0.001, 0.0005.)
3. Press Enter.
5.2 Performing a Direct Control Run
Once you have set the run conditions (see Section 5.1, Setting Run Conditions), use the
Direct Control screen (see Figure 5-2) to make a run. Making a run involves performing
the following procedures:
• Setting the run time
• Downloading the operating parameters
• Equilibrating the system
• Starting the run
• Stopping the pump
• Aborting a run
• Changing parameters during a run
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