67
Sampling Tube and sample the upstream concentration to establish the 100%
concentration level.
4.
Establish the 0% concentration level according to your photometer’s instructions.
Figure 10-16
Figure 10-17
Type C1
Cabinet Width
Sash
Height
(inches)
Supply Air
Displacement
(CFM)
Laskin
Nozzles
Required
Calculated
Concentration
(ug/L)
1
Actual
Concentration
(ug/L)
2
4-foot
8
520
1
26
13
10
520
1
26
13
6-foot
8
665
1
20
12
10
665
1
20
12
1. The calculated concentration was established using the formula:
Concentration (ug/l) = (# Laskin nozzles @ 23 PSIG x 13,500) / Volume of air displaced
2. Based on Mineral oil
Table 10-4
Center Drip Tray
Extension Tube
Summary of Contents for Logic+ A2
Page 149: ...149 208 240V...
Page 151: ...151 Blower only will not start...
Page 152: ...152 Lights only will not illuminate...
Page 153: ...153 UV Light will not illuminate...
Page 154: ...154 Airflow Alert activating...
Page 155: ...155 Filter Life Gauge not at 100 when new...
Page 156: ...156 Contamination in the work area...
Page 200: ...200 Figure 23 4 1 2 4 3 5 7 6 8 8...
Page 201: ...201 END OF 3849920 Figure 23 5 9 10 11 12 13...