ISA S12.15 PT1 : 1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
09-15-1998
01-12-2013
Covers the details of construction performance, and testing of portable, mobile and stationary electrical instruments used for continuous monitoring for the presence of hydrogen sulfide gas concentration in air, parts of which may be installed or operated in the hazardous (classified) locations.
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