Electro-Tech systems 406D Operating Manual page 34

Static decay meter
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National Fire Protection Association (NFPA)
Code 99 – Standard for Health Care Facilities (1993):
Paragraph 12-4.1.3.8 Reduction in Electrostatic Hazard
Paragraph 4663
Paragraph 4664
APPENDIX B
Antistatic sheeting, film and textiles shall meet the
specific requirements of at least one of the following test
methods when preconditioned at 50%, ±2% RH at 70º
±3.5ºF for 25 hours or until equilibrium is reached, and
tested at 50% ±2%RH at 70º ±3.5ºF.
1.
Method 4046 of Federal Test Method Standard
101C. After the specimen has received its maximum
charge from the application of 5000 volts, the time
for the indicated specimen potential to drop to 10%
of its maximum value shall not exceed ½ second.
Note: The static detector head should be of a type that
is adequately shielded to minimize responses to
potentials on the electrodes and other stray
pickup.
Antistatic items other than sheeting, film and textiles shall
be tested in a manner as closely as possible equivalent to
that given in 4663.
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