MSA ALTAIR 5X PID Operating Manual page 39

PID Setup
It is very important to have an understanding of PID basics when changing PID settings. Failure to
properly identify the VOC gas being measured and/or failures to select the correct Response Factor
alarm values (exposure, STEL, TWA) that match the desired Response Factor and/or the correct
lamp will result in erroneous readings or erroneous alarm limits that could cause death or serious
personal injury.
The PID sensor should be configured prior to initial operation.
Enter the correct password enter the 'Instrument Setup' menu and press the
Gas Setup is highlighted, then select OK.
There are five configuration pages available:
Configuration
page
Menu Enable On allows the VOC gas to be changed without entering the pass-
word. When Menu Enable On is active, the "Change VOC Gas?" option is avail-
Menu Enable
able from the Main Measuring Page as described in section 3.4. The default
setting is ON.
Maintain VOC Gas ON retains the currently selected VOC gas when the device
is powered down and restarted. If this option is set to OFF the device will always
Maintain VOC
power up with isobutylene selected as the VOC gas type. This option should be
Gas
set to ON if the same VOC gas is to be monitored on every use. The default
setting is ON.
This set of pages allows the default Favorites list to be changed with VOC gases
suitable for the user's particular environment. The ten default Favorites will be
displayed on initial use. The first screen in the Favorites Setup page will ask
which Favorite is to be replaced.
(1)
Favorites Setup
(2)
WARNING
Select the gas to be replaced by using the
select OK.
The next screen will display the current 10 Favorites, and options for
Custom Gas and All Gases.
Highlight the gas to add to the Favorites and select OK.
A Confirmation Screen will be displayed showing the gas to be
replaced and the gas to be added to Favorites.
Selecting YES will return to the Favorites list showing the new gas,
selecting NO will return to the Favorites list showing the previous
Favorites and selecting ABORT will return to the menu page.
ALTAIR 5X PID
Operation
button until VOC
or button to highlight then
US
39