LaboGene Mars Service Manual page 34

Edition 3 April 2012
If a different setting is required then use the ▲ or ▼ buttons to access the settings and press ENTER to select it. To
Confirm it, press ENTER ● again. The alternatives are:
SWITCH is only used when Pressostats are incorporated such as with the Fortuna cabinet. NONE is currently
inactive.
7.3.5.9 ALARM service sub menu
The ALARM settings menu allows the selection and setting of both High and Low alarms for inflow and down-flow.
than the FAN 1 speed setting that is set as per Section 6.3.5.4.
The default setting is normally 50.
Once set, press ENTER to confirm, which will then move the display to the next menu.
Once set, press ENTER to confirm, which will then move the display to the next menu.
The ANALOGUE setting should be selected for general operation of the .cabinet.
To select, Press ENTER ● which will confirm setting and return menu to previous
function.
To access the menu, press the ENTER ● Button, which will activate the sub
menu.
The first screen will display ALARM: FLOW 1 LOW which is the low alarm
setting for the down-flow fans. Press the ENTER button to access this menu.
Once accessed, the LOW FLOW alarm can be adjusted up or down using the ▲▼
buttons. The figure shown is an arbitrary figure and does not indicate a set point in
m/sec. It should be set so that it is
lower
This screen will display the HIGH FLOW alarm for the down-flow fans. Press
ENTER ● to access the menu.
Once accessed the HIGH FLOW alarm can be adjusted up or down using ▲▼
buttons. The figure shown is an arbitrary figure and does not indicate a set point
in m/sec. It should be set so that it is higher than the FAN 1 speed setting that is
set as per Section 6.3.5.4. The default setting is normally 600. A high flow alarm
is not as important for the down flow as the low flow alarm but should still be set
to allow the cabinet to function correctly.
Page 34/59
Mars/Mars Pro Service Manual