Monroe-electronics Electrostatic Fieldmeter - Static Monitor - model Manuale Utente Scaricare il pdf (Pagina 44)

NOTES for R. Stahl Systems:

 Enclosures include mounting rails, insulating standoffs, ground terminals and labels.

 Listed enclosures are Hoffman NEMA-4.

Some National Fire Prevention Association (NFPA) publications dealing with the subject of Intrinsic Safety (IS)

are:

 NFPA 497A - Classification of Class I (Classified) Locations for Electrical Installations in Chemical

Process Areas (pamphlet)

 NFPA 497M - Classification of Gases, Vapors and Dusts for Electrical Equipment in Hazardous

(Classified) Locations (pamphlet)

 NFPA 493 - Intrinsically Safe Apparatus for Use in Division 1 Hazardous Locations (pamphlet)

 NFPA 325M - Fire Hazard Properties of Flammable Liquids, Gases and Volatile Solids (pamphlet)

 NFPA 496 - Purged and Pressurized Enclosures for Electrical Equipment (pamphlet)

 Electrical Installations in Hazardous Locations by Peter J. Schram and Mark W. Earley - ISBN 0-87765-

356-9 (book)

The above are available from:

National Fire Protection Association

1 Batterymarch Park

PO Box 9101

Quincy, MA 02269-9101

Tel. (800) 344-3555

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Monroe-electronics Electrostatic Fieldmeter - Static Monitor - model Manuale Utente Pagina 44