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Section 8
Certification Testing
Airflow Pattern Test
(continued)
Elect. Leakage , Ground
Resistance, Polarity Tests
Site Installation
Assessment Tests
Airflow Alarms
8-10
1500 Series A2
• Work Opening Edge Retention:
Pass smoke around the entire outside work opening, approximately
1.5 inches (3.8 cm) away from the cabinet.
• Window Seal Test:
Pass smoke up both sides and across the top of the window opening
from inside the work area, approximately 2 inches (5 cm) from the
edges.
Acceptance:
• No smoke shall have dead spots, reflux or escape the cabinet once drawn in.
Description:
• Refer to UL 61010-1
Description:
• Verify the unit is integrated properly into the facility.
Description:
• Verify the airflow alarms will activate within 15 seconds when there is a
20% loss.
Equipment:
• Thermal Anemometer or equivalent (hotwire)
• Anemometer probe holder, part 1911325
• Shortridge ADM-870 or equivalent
• Flowhood series 8400 or equivalent
Note: To test the function of Airflow Alarms you need to access to the
Field Certification screen. This function is reserved to Thermo Scientific
Field Service and requires a special passcode.
Acceptance:
• Unit alarm activates within 15 seconds.
Thermo Scientific
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