Agilent Technologies 1290 Infinity User Manual page 195

Table 37
Cycle Description
An optional cleaning step is attached to the
DLW Standard injection cycle: Stator Wash or
Valve Toggle.
A Repeat-End loop can be activated with the
Count.
If Stator Wash is activated, the following steps
will be executed.
The Injection Unit is moved to the Injection
Valve. From the last step above, the Holding
Loop is filled with Wash Solvent 1.
Timer 1 is awaited to switch the valve (Toggle)
into Active position (fill loop).
The DLW Actuator/Solenoid is activated to
deliver Wash Solvent 2 to the Holding Loop and
into the valve system.
The first solvent flush arriving at the valve is
Wash Solvent 1 parked in the Holding Loop at
the beginning, followed by Wash Solvent 2.
Wash Solvent is changed to Wash Solvent 1.
The Injection Valve is switched back to the
Standby position.
Agilent 1290 Infinity LC Injectors HTC/HTS User Manual
LC-Inj DLW Standard Rev03
DLW Principles and Operating Details
Cycle Variable
Stator Wash
Stator Wash count: 1 = Cleaning step active
Stator Wash count: 0 = Cleaning step disabled
Inject to
Delay Stator Wash
(Active)
Inject to
Wash2
Stator Wash Time Solvent 2
Inject to
Wash1
Stator Wash Time Solvent 1
Inject to
(Standby)
4
Appendices
195