Part 27 — Methane-Monitoring Systems
Subpart A — General Provisions
- § 27.1— Purpose.
- § 27.2— Definitions.
- § 27.3— Consultation.
- § 27.4— Application procedures and requirements.
- § 27.5— Letter of certification.
- § 27.6— Certification of components.
- § 27.7— Certification plate or label.
- § 27.9— Date for conducting tests.
- § 27.10— Conduct of investigations, tests, and demonstrations.
- § 27.11— Extension of certification.
- § 27.12— Withdrawal of certification.
Subpart B — Construction and Design Requirements
Subpart C — Test Requirements
- § 27.30— Inspection.
- § 27.31— Testing methods.
- § 27.32— Tests to determine performance of the system.
- § 27.33— Test to determine explosion-proof construction.
- § 27.34— Test for intrinsic safety.
- § 27.35— Tests to determine life of critical components and subassemblies.
- § 27.36— Test for adequacy of electrical insulation and clearances.
- § 27.37— Tests to determine adequacy of safety devices for bulbs.
- § 27.38— Tests to determine adequacy of windows and lenses.
- § 27.39— Tests to determine resistance to vibration.
- § 27.40— Test to determine resistance to dust.
- § 27.41— Test to determine resistance to moisture.