SKC Limited Haz-Dust IV - Manual (Page 29)

Inhalable Dust Particulates
Inhalable When using the Haz-Dust IV monitor for Inhalable sampling a suitable entry
must be used.
The SKC IOM Adapter is designed to allow the use of the front half of an
IOM cassette and lock ring as an Inhalable entry to the Haz-Dust IV sensing
chamber.
Selecting
Inhalable Follow the steps in the table below to select Inhalable dust particulates.
Step Action
1 Select Special Functions from the Main Menu.
2 Select System Options.
3 Select Extended Options.
4 Select Size Select, Then Select.
5 Select Inhalable.
Result: The Main Menu is displayed.
6 Assemble the IOM & IA-202 as configured in diagram 3.4 &
illustration 3.5.
Note: If also collecting concurrent 37mm filter samples place a
clean gravimetric filter in the filter cassette. The Flow Rate should
be checked each time a new gravimetric filter is used. See page
5-5 for information on checking the flow rate.
SKC IOM components used consists of IOM front plate, cassette front and cassette
grid. IA-202 accessories consist of rubber washer, ring filter and end cover
adapter.
Figure 3-4.IOM component identification layout from left to right. IOM front
plate, cassette front, rubber washer, sensor head, filter ring, cassette grid and end
cover adapter.
Continued on next page
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