GE AKTApure, User Manual, Page: 41 / 522

• no installed inlet valves.
The sample inlet valve can be used together with any of the combinations listed above.
The air sensors integrated in Inlet valve A, Inlet valve B, and Sample inlet valve detect the presence of
air and prevent the air from entering the pump.
Inlet valve AB and Inlet valve IX lack built-in air sensors, but can be used together with external air
sensors.
Location of inlet valves
The locations of the inlet valves are described in the following table:
Location Inlet valve
Before System pump A Inlet valve A
Before System pump B Inlet valve B
Before both System pump A and System pump B Inlet valve AB
Before the sample pump Sample inlet valve
For example, before another inlet valve Inlet valve IX
Illustration of Inlet valve A and Inlet valve B
The illustration below shows a detailed view of Inlet valve A and Inlet valve B, in this example with labels
V9-IA and V9-IB.
1 2
Description Part
Integrated air sensor of Inlet valve A (located under the plug) 1
Integrated air sensor of Inlet valve B (located under the plug) 2
ÄKTA pure User Manual 29119969 AB 41
2 The ÄKTA pure instrument
2.4 Instrument modules
2.4.4 Inlet valves