DUTSCHER ClearLine UVT-B-AR Instructions pour l'utilisateur - Page 9

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Note. Open UV lamp operation can be checked with the visible light lamp switched

off (switch 1 is OFF). Use the indicator in the centre of recirculator cover (fig.

1/3) to check operation of UV lamp inside the recirculator. If indicator lights

from inside while switch 2 is ON, then the UV lamp is functioning.

5.2.2. Use the timer + and - keys (fig. 2/4) to increase and decrease the time (SETTING

TIME) of direct UV light exposition of the working place, with 1 min increment.

Pressing down and holding the button for more than 2 seconds increases the

increment. Recommended time of exposition is two sessions of 30 minutes, once

after switching on the cabinet, once before operations inside.

Note. When using the P-5 and F-1 shelves, extend the exposition time to two

sessions of 45 minutes.

5.2.3. Press the Start key (fig. 2/3), the UV lamp will be turned on automatically and the

timer will start counting the exposition time. Timer indicator shows actual time: until 1

hour - in minutes and seconds (mm:ss), after 1 hour - in hours and minutes (hh:mm).

After reaching the set time the timer will automatically turn off the open UV lamp.

5.2.4. The open UV lamp can be switched off by pressing the Stop/Reset key (fig. 2/5). The

set time of exposition will be saved in the memory. The set time will not be saved after

the complete turning off the unit.

5.2.5. If the set time of open UV light exposition is 0:00, pressing the Start key will make

the unit operate continuously during 24 hrs or until the Stop/Reset key is pressed.

5.3.

The box is ready for operations. Work in the box.

Note. Opening the front protective screen will switch off the open UV lamp

5.3.1. Turn ON switch 1 (fig. 2/1) for lighting of the working place. This turns ON the

luminescent (visible light) lamp inside the cabinet (fig. 3/3).

5.3.2. Lift the front protective screen (fig. 3/5) up for work in the cabinet. Models have

different maximum opening heights (fig. 3/8), as listed in the Specifications section,

and may be raised to the following positions:

Model UVC/T-AR has a single opening height;

•

Models UVC/T-M-AR, UVT-B-AR and UVT-S-AR has three protective screen

•

positions – one-third, two-thirds and full opening height.

•

Note.

automatically, but the timer will continue counting the exposition time.

Do not block the recirculator openings (fig. 3/2)!