Bacharach PCA3 - 4.6. Pollution Units Selection

PCA

3 Manual
28 0024-9473 Rev 3
4. Use the ▲▼ buttons to highlight the desired pressure units. In the
example shown, InchesWater has been selected.
5. Press ENT to save the selection and re-display the SETUP MENU.
Figure 4-5. Pressure Units Selection
4.6. Pollution Units Selection
The PCA
®
3 is capable of converting the measured ppm levels of CO, NO, NO
2
,
and SO
2
to various pollution units using CFR40 Part 60 emission factors. Note
that the pollution unit conversions for NO, NO
2
and NOx are based on the
molecular weight of NO
2
.
Configure the PCA
®
3 to display pollution units in parts per million (ppm), pounds
of pollutant per million BTU (#/Mbtu), milligrams of pollutant per cubic meter of
gas (mg/m
3
), or grams of pollutant per gigajoule (g/GJ) as follows.
1. Display the MAIN MENU by pressing the MENU (F2) button. If
necessary, press ESC until MENU appears above F2.
2. Use the ▲▼ buttons to highlight SETUP, and then press ENT to display
the SETUP MENU.
3. Use the ▲▼ buttons to highlight POLLUTION UNITS, and then press
ENT to display the POLLUTION UNITS MENU.
4. Use the ▲▼ buttons to highlight the desired pollution units. In th e
example shown, ppm has been selected.
5. Press ENT to save the selection and re-display the SETUP MENU.
Figure 4-6. Pollution Units Selection