PureAire Monitoring Systems, Inc.
27
To change this value, push the joystick right to display the relay state. The display will
Indicate
INVERT.
Pushing the joystick down will change the relay state from INVERT
to NORMAL. Press
ENTER
to accept the value.
After entering the relay state, the display will default back to the
Set Audio Alarm
Polarity
menu. The display will scroll the following:
5.5.4 Set Latching
(Only available on O
2
monitor with Relays)
This is the menu at which to adjust the relay alarm state for the two gas alarm relays and
the individual instrument fault relay. The selection permits setting the relays to a
latching or non-latching state. In a latching state, the relay will remain activated until
the user manually selects the Enter Key. In a non-latching state, the alarm relay will
automatically reset once the gas concentration has returned to 20.9% for oxygen.
NOTE:
The O
2
system must have the relay module installed to access this menu. If
no relay module is installed the display will indicate N/A, (not available)
This menu will permit the setting of the two alarm relays and the fault relay settings
from a latching to a non-latching state when they are activated.
From this main menu, pushing the joystick to the right will select the sub menu and the
digital display will scroll the following:
This is the menu at which to adjust the first level alarm relay state on the Air Check
O
2
Monitor.
INVERT
20.9%
NORMAL
20.9%
..Set Audio Alarm Polarity...
20.9%
...Set Latching…
20.9%
..Set Latching Relay 1…
20.9%
NOTE:
The
menus
highlighted in
light gray are
only used for
O2 monitors
with the Alarm
Relay Board
They are
displayed on
the O
2
monitor
and their
function is
disabled.
