a D:GROUP company
00020EN Rev.09 – 12/2012 11
5-6 LEFT/RIGHT ARROWS Use the arrow keys to scroll the menu: if pressed the following data will appear on the
display:
U.V. Lamp Residual Lifetime: Shows the operating time of the U.V.lamp pre-set
by the user with the appropriate keys. The LCD will display (for example) "U.V.
TIME=XXXX h" . When such time is over, the message "U.V. LIFETIME OVER"
will appear on the line below.
1, 2, 3 Residual lifetime of filters : it is the operation time of the filters installed
in the cabinet that can be programmed by the user.
The LCD will display (for example)" RES. TIME FILTER 1=XXXX:XX h:min".
When such time is over, the message "CHECK FILTER (i.e.) 1". will appear on
the line below.
The filters installed in the cabinet follow the numbering listed below
TYPE of FILTER NUMBER
MAIN HEPA 1
EXHAUST HEPA 2
ACTIVE CARBON 3
LAF Power: it is shown indirectly by the power supply voltage of the
motor, expressed as percentage of max. load voltage displayed also in
proportion by a bar.
The display shows the notice(es.): "MOT.LAF = XX % " (max.100%).
Operating Time: Shows the operating time of the cabinet from the moment
when the main switch is positioned on "I"
The LCD will display (for example) "WORK TIME=XXXXXh”. This value cannot
be reset.
7 LIGHT This switches on the fluorescent light; when enabled, the display shows "Light
on". Switching on the fluorescent light automatically the U.V. lamp switches off.
8 SOCKET This supplies voltage; when enabled, if the PCB for the automatic regulation is
installed the display shows "POWER ON". The global current for all the sockets
installed on the cabinet is 4 Amps.
9 GAS (optional) This activates the control for opening/closing the gas electrovalve; when enabled, if the PCB for
the automatic regulation is installed the display shows "GAS ON". It operates
only when the ventilation is running to prevent possible over-heating and risks of
damaging the HEPA filter.
10 ESC ESC key deletes the operation of data input and goes back to the starting
condition.
When an alarm condition occurs, which is shown also by the message appearing
on the LCD. By pushing "ESC" the alarm stops sounding. If the cause of the
alarm is not resolved after 2 min the buzzer starts to sound again.
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