PureAire Monitoring Systems, Inc.
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There are 5 sub menus in the Sensor Adjustment Menu. Menus 1, 2, 3 & 5 are not used for the
Methyl iodide monitor. Menu 4 is the only menu used during calibration and sensor adjustment.
1.
“Set sensor zero”
2.
“Enable Zero Cal”
3.
“Start Zero Cal”
4.
“Set Module Zero”
5.
“Enable Zero Tracker”
To adjust the monitors zero reading Select
”
Push the joystick up to select the “
Set Module Zero
” menu.
Set Module Zero
will scroll.
Push the joystick to the right to enter the Zero adjustment mode.
To reset the zero Press
ENTER
to reset the zero and accept the new zero value.
Push the joystick to the left
twice
to exit this submenu and return back to the Sensor Adjustment
Menu.
The monitor zero has been adjusted and the monitor is now ready for calibration.
5.4.4 Gas Prepration
CAUTION:
Be sure to observe all safety guidelines when generating and using calibration gases.
IMPORTANT:
Due to the different flow rates of the methyl iodide monitor and the regulator of the
span gas, do not connect the span gas directly to the monitor.
NOTE:
The gas concentration should be close to, but never exceed, full scale.
…Sensor Adjustment…
0.0ppm
..Set Module Zero…
0.0ppm
…Set Module Zero…
00
..Sensor Adjustment…
0.0 PPM
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