GE AKTA avant User Manual page 25

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pH valve V9-pH or V9H-pH

Outlet valve V9-O or V9H-O

UV monitor U9-M

ÄKTA avant User Manual 29035184 AE

2 The ÄKTA avant instrument

Valve which enables the pH electrode to be includ-

ed in the flow path or by-passed during a run. The

pH electrode may be calibrated when installed in

the pH Valve. It also enables the flow restrictor to

be included in the flow path (default position) or

by-passed during a run.

For further information, refer to Section 3.9 pH

valve and pH monitor, on page 80.

Valve which directs the flow to the fraction collec-

tor, any of the ten outlet ports or waste.

For further information, refer to Section 3.7 Outlet

valve, on page 76.

Monitor which measures the UV/Vis absorbance

at up to three wavelengths simultaneously in the

range 190 to 700 nm.

For further information, refer to Section 3.11 UV

monitor, on page 96.

2.1 Overview illustrations

Troubleshooting