PureAire Monitoring Systems, Inc.
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This is the menu at which to adjust the 20mA output being sent from the CO
2
Monitor.
To change this value, push the joystick right to display the 20mA span setting. The
display will indicate a value between 0 and 255 counts. Pushing the joystick up
increases the value and pushing the joystick down decreases the value. The 20mA
output being sent from the CO2 monitor will change as the number on the
digital display changes.
Push the joystick to the left to enter the value and bring you back to the pervious Main
menu. The digital display will scroll the following:
5.5.1 Set Formats
This is the menu at which to adjust the relay states for the gas alarm relays and
the individual instrument fault relay.
Push the joystick down to access the next main menu,
Set Formats.
The display will
scroll the following:
This menu will permit the setting of the two alarm relays and the fault relay settings
from normally de-energized state,
Normal
, to normally energized state,
Inverted.
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 CO
2
alarm relay state..
To change this value, push the joystick right to display the relay state. The display will
Indicate
NORMAL.
This is the factory default state for the alarm relay. Pushing the
joystick down will change the relay state from INVERT to NORMAL.
85
470PPM
...Set 20mA span…..
…Set Formats…
..Format Relay 1 CO2…
