Bio-Rad BioLogic QuadTec™ Detector and Components User Manual

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4.2 DISPLAY AND MENU STRUCTURE

After the QuadTec has been switched on and the self-test routine has been successfully run, the device is
ready for operation and the main menu or operation screen will be displayed.

Figure 4-1. Stand-Alone Operations Screen

4.2.1 The QuadTec Detector Setup Menu

In the Setup menu, parameters for the operation of the QuadTec UV/Vis detector can be adjusted. To access
the Setup menu, position the cursor at the top right of the display, and press and hold the green right arrow
key. The cursor will blink over the rhombus (

◆) in the lower left corner. To move between Setup parameters,

use the green Up/Down arrow keys.

Figure 4-2. Overview of the Setup Menu

TIME CONSTANT

For smoothing the signal with a time filter. The value can be chosen between 0.1,
0.2, 0.5, 1, 2, 5, and 10 seconds. The bigger the value for the time constant, the
more the signal is smoothed. For most applications, a Time Constant of 1 s is
recommended. To change this value, press the Right arrow key to position the
cursor and then use the Up/Down arrow keys to toggle between values.

USE AS A STAND-ALONE SYSTEM

SYSTEM INSTALLATION AND SETUP

4-2

Link

View

Setup

Load
Prog

Hold 0
Run 1

Time
(min)

1
(nm)

2
(nm)

Edit Prog
Clear 0

Events:
off 0

on /

Signal 1

[ au ]

Signal 2

[ au ]

GLP

LINK

VIEW

SETUP

GLP