Sensors Diagnostic Function - Waters Alliance e2695 Operator's Manual

8.4.1.1 Control the GPV valve
The following table describes the valve positions available in the GPV drop-down list.
Table 8–6: GPV position parameters
Off
Solvent A
Solvent B
Solvent C
Solvent D
8.4.1.2 Control valves V1-V4
To control a valve:
1. In the Motors and Valves screen, select the valve whose position you want to change.
2. Press any numeric key to toggle the valve between the open and closed position.
Tip: In figure "Motors and Valves diagnostic screen" on page
position, as indicated by the valve symbol.
3. Press the Enter key to save your changes.
8.4.2

Sensors diagnostic function

The sensors diagnostic function monitors and displays the current position of all the digital sensors
in the separations module.
To perform the Sensors diagnostic function, select Sensors in the Other Diagnostics screen, and
then press the OK screen key.
Result: The Sensor Diagnostic screen appears.
GPV off
GPV selecting solvent from reservoir A
GPV selecting solvent from reservoir B
GPV selecting solvent from reservoir C
GPV selecting solvent from reservoir D
February 27, 2018, 715003794 Rev. C
Page 159
158, valve V1 is in the open