Dwyer PMT User Manual
Page 9
Particulate Monitoring Systems
Installation & Operating Manual
Document No. 210-1015-F
Page 3
©2007
REGULATORY CODES
• Installation and operation must adhere to all national and local codes.
1.3 Hazardous Area Systems
Systems approved for use in hazardous areas include nameplates indicating that they are suitable for
installation in hazardous areas. The nameplate lists allowable hazardous areas and T code ratings as
well as approval agency markings. Do not install any device that is not tagged as suitable for the
area classification.
Sections or statements in this manual that apply to approved hazardous area systems or installations
are designated with the following symbol. Designation for use in hazardous areas does not make the
system suitable for use as a functional safety device.
HAZARDOUS AREAS
• WARNING – Substitution of components may impair suitability for
Division 2 hazardous locations.
• Installation must be in accordance with ANSI/ISA RP12.6 and National
Electric Code ANSI/NFPA 70, Article 504
• Do not connect or disconnect components unless power has been
disconnected.
• Designation for use in hazardous areas does not make the system
suitable for use as a functional safety device.