PureAire Monitoring Systems, Inc.
30
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.
NOTE: When the CO
2
relay state is changed to NORMAL, the internal horn will
sound..
After entering the polarity push the joystick left to enter the setting. The display will
scroll the following:
NOTE: The Set Audio Alarm Polarity is not available on the CO
2
monitor
5.5.3 Set Latching
This is the menu at which to adjust the relay alarm state for the CO
2
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 below the alarm
settings
From this main menu, pushing the joystick to the right will select the sub menu and the
digital display will scroll the following:
INVERT
NORMAL
..Set Alarm 2, CO2, Polarity..
..Set Latching Relay 1, CO2…
...Set Latching…
