Heraeus HS 15 - Page 181

Manufacturing site / Year Order no.: Sheet:
3/3
Testing Safety Cabinet Class II Type A2 according to NSF/ANSI 49 - 2002
Filter leakage test
Test aerosol Polyalphaolefin (PAO), Emery 3004 Synthetic Hydrocarbon 4 CST Fluid, laminator plate removed,
distance sensor-filter 1 in, scan speed 2 in/sec
Test connection for filter integrity test available
Yes
No
Supply air filter
Remarks
Values
Exhaust air filter
Remarks
Values
Filter class ( 99.99 % / 0.3 µm ) Filter class (99,99 % / 0,3 µm )
Filter sealing and area tested Yes
No Filter sealing and area tested Yes No
Filter class requirements fulfilled Yes
No Filter class requirements fulfilled Yes No
Remarks:
Airflow smoke patterns test (with e.g. titanium tetrachloride)
Downflow test [4 in (10 cm) above window opening, centerline work surface, no dead spots or reflux]
Yes
No
View screen retention test [1 in (2.5 cm) behind front window, 6 in (15 cm) above window opening,
no dead s
p
ots or reflux
,
no smoke shall esca
p
e from the cabinet
]
Yes No
Work opening edge retention test [ app. 1.5 in (4 cm) outside cabinet, no smoke drawn to the work surface
or billow over the work area
]
Yes No
Sash / window seal test [2 in (5 cm) from sides and along top of work area, no smoke shall escape from
the cabinet
]
Yes
No
Remarks:
Measuring instruments and their application
Measuring instrument
Measuring instrument
no.:
Calibration
note no.:
Calibration date Application
Digital Safety Inspector
Electrical leakage,
ground resistance test
GFI Circuit Tester
Electrical leakage, ground
resistance and polarity test
Anemometer Down flow velocity test
Flow Hood Airdata Multimeter Inflow air volume test
Photometer / Particle counter Filter leakage test
Aerosol generator ./. ./. ./. Filter leakage test
Test aerosol ./. ./. ./. Filter leakage test
Smoke tubes ./. Use before: Airflow pattern test
TEST RESULTS ACCORDING TO NSF 49, Annex F
Retaining at working opening Requirement fulfilled
Yes
No
Integrity of exhaust air filter Requirement fulfilled
Yes
No
Product protection (class II only) Requirement fulfilled
Yes
No
Cross contamination (class II only) Requirement fulfilled
Yes
No
Instrument complies with state of the art as per NSF / ANSI 49 with regards to personal protection
Yes
No
Remarks:
Date / Signature Customer Date / Signature Service Engineer
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