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UL 920001
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UL 920001 2nd Edition, December 23, 2010 UL Standard for Safety Performance Requirements for Toxic Gas Detectors
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Description / Abstract:
This standard provides minimum requirements for the
construction, performance, and testing of portable, transportable,
mobile, and stationary electrical apparatus whose purpose is for
the detection, measurement and notification of toxic gas in air
that are used to enhance the safety of personnel in commercial and
industrial locations.
NOTE 1 — Laboratory- or scientific-type analysis or process control performance requirements are not part of this standard.
a) Residential locations are outside the scope of this standard.
NOTE 2 — Performance requirements for detection of flammable (explosive) concentrations of toxic gas(es) are not the purpose of this standard.
NOTE 3 — The user should be aware of environmental effects on both the apparatus and the toxic gas. The effects are not intended to be evaluated by this standard.
Hereafter, the term "apparatus" will refer to "gas-detection apparatus."
NOTE 1 — Laboratory- or scientific-type analysis or process control performance requirements are not part of this standard.
a) Residential locations are outside the scope of this standard.
NOTE 2 — Performance requirements for detection of flammable (explosive) concentrations of toxic gas(es) are not the purpose of this standard.
NOTE 3 — The user should be aware of environmental effects on both the apparatus and the toxic gas. The effects are not intended to be evaluated by this standard.
Hereafter, the term "apparatus" will refer to "gas-detection apparatus."