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Chapter 4: Performance Features and Safety Precautions
sure that the blower is operating and periodically ensure
that air is flowing through the enclosure at its specified
downflow velocity of 30 to 65 fpm. The use of an airflow
monitor is recommended to alert the user to a problem with
airflow.
2. Use good housekeeping in the enclosure at all times. Clean
up spills immediately. Periodically clean enclosure
interior.
3. Do not overload the work surface with apparatus or work
material.
4. The Purifier Filtered PCR Enclosures should never be used
with biohazardous materials, toxins, acids, or radionuclides.
Air from the work area is dispersed directly into the
laboratory from the enclosure. A qualified Safety Officer
must carefully assess any risk associated with the use of the
Purifier Filtered PCR Enclosure.
5. Always work with your hands as far back into the enclosure
as possible. Keep all materials and apparatus inside the
lower air foil of the enclosure.
6. Do not work in this enclosure without the blower running.
7. Perchloric acid use in this enclosure is prohibited.
8. Radioactive materials are prohibited in this enclosure.
Consult your Safety Officer.
9. Avoid cross drafts and limit traffic in front of the enclosure.
Air disturbances created may disturb Class 5 conditions.
10. A qualified certification technician should test the
enclosure before it is initially used. The enclosure should
be validated annually and whenever it is relocated.
11. The sash must remain in the down position while using the
enclosure.
12. The HEPA filter provides Class 5 clean air conditions and
only provides product protection inside the enclosure.
Do
not use the enclosure for personnel protection
.
13. Never use flammable gases or solvents in the enclosure.
Use of an open flame must be avoided in the enclosure.
Open flames may disrupt the airflow patterns in the
enclosure, burn the HEPA filter and damage the filter’s
adhesive. Gases under high pressure should not be used in
the enclosure as they may disrupt airflow patterns.
Summary of Contents for 3970202
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Page 23: ...18 Chapter 4 Performance Features and Safety Precautions Figure 4 3 UV Sash Closure 16...
Page 58: ...53 Appendix B Dimensions and Exhaust Options Figure B 1 Purifier Filtered PCR Enclosure...
Page 60: ...55 Appendix C Filtered Enclosure Specifications C 1...
Page 61: ...56 Appendix C Filtered Enclosure Specifications C 2...
Page 62: ...57 Appendix C Filtered Enclosure Specifications C 3...
Page 63: ...58 Appendix C Filtered Enclosure Specifications C 4...
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