TSI Instruments EVM SERIES, Руководство пользователя

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Placement and Calibration of Sensors
Particulates Calibration (Zero Cal)
EVM Series User Manual
48
Zero/HEPA filter
Used for particulate zero cal.
Zero filter with coupler and vent opening

Insert the Zero Filter via the coupler into the “2.5”
vent opening.
Turret

Turn the turret so “PM” appears on the display of
the EVM. The raised section will align with the
“impactor” text.
Figure 4-6: Particulate zero cal with HEPA filter
2. Adjust the turret/impactor to PM (refer to “Turret” in Figure 4-6).
3. From the Start screen, press ▲ / ▼ Arrows until Calibration is selected and press Enter .
Calibration
– select to open to
the Calibration set screen
Figure 4-7: Selecting calibration screen
4. In the Calibration screen, press ▲ / ▼ Arrows and select PM (for particulate matter).
 NOTE : If the impactor setting is incorrect, the instrument will flash a warning sign indicating
that you need to turn the impactor to “PM” before proceeding.