Set-Up Alarm Levels; Figure 23 Set-Up Alarm Levels - Michell Instruments PURA User Manual

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3.3.2

Set-up Alarm Levels

The alarm set-point levels are set-up
from the program menu as follows
(to exit to the main display without
saving any new settings press the '
key):
Figure 37 shows the operational key
sequence.
To set-up both alarm set-points:
1. Press the '
will be displayed. (To set Alarm
2 only, press the '
and follow the Alarm 2 branch
instead).
2. Press the '' key to display the
flashing current Alarm 1 set-point
(-20ºC in this example).
3. Use the '' and '' keys to set
the required value (-25.5ºC in
this example).
4. Press the '
the new (or existing) value for
Alarm 1 and to enter the set-up
menu for Alarm 2, '
exit to the main display without
changing Alarm 2 set-point levels,
press the '
5. Press the '' key to display the
flashing current Alarm 2 set-point
(-40ºC in this example).
6. Use the '' and '' keys to set the required value (-50ºC in this
example).
7. Press the '
display then returns to the main dew-point temperature display.
Michell Instruments
P
SET ' key once, ' ALr1'
SET ' key twice
SET ' key once to store
ALr2' . (To
P
' key.)
SET ' key once to store the new value for Alarm 2. The
Main display
'
Set x2 for Alarm 2 only
SET
P
P to exit
without
SET
setting
Current
Value
New
Value
SET
Main Display
Figure 23
OPERATION
SET
Current
Value
New
Value
P to exit
without
SET
setting
P
P to exit if setting
Alarm 1 only
Set-up alarm levels
P
29