Buchi UV-Vis Detector C-640 Manuel d'utilisateur télécharger pdf (Page 18)

4 Description of function

18 C-640 Operation Manual, Version A

4 Description of function

This chapter explains the basic working principle of the UV-VIS Detector C-640. It also shows how the

instrument is structured and provides a general functional description of its assembly.

4.1 Front panel of the instrument

The front panel of the instrument consists of nine push buttons , two LED indicators b the ON /

OFF switch a and the graphical display .

a Power switch ON / OFF

b LED indicators (Lamp = green and Error = red)

 Push buttons for operating the instrument

 Graphical display

Figure 4-1: Front panel of the instrument

4.1.1 LED status

LED LED status Description

 LAMP Off The detector-lamp is off.

On The lamp is on.

NOTE

During start-up of the detector all LEDs will be switched on for a

short period of time.

Blinking The detector-lamp is starting up.

 ERROR Off The detector has no error.

On An error occurred.

NOTE

During start-up of the detector all LEDs will be switched on for a

short period of time.

Blinking Indicates a display error.

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Buchi UV-Vis Detector C-640 Manuel d'utilisateur Page 18