Figure 6 - Swivel Mount Removal and
Replacement
INTRINSICALLY SAFE USAGE
Selected portable radios with appropriate fac-
tory installed F4 Options are certified as Intrinsi-
cally Safe by the Factory Mutual Research Cor-
poration. Intrinsically Safe approval includes
Class l, II, Ill, Division 1 hazardous locations in the
presence of Groups C, D, E, Fand G atmospheres.
Non-Incendive approval includes Class I, Division
2 hazardous locations in the presence of Groups
A, B, C and D atmospheres.
Hazardous locations are definedin the Na-
tional Electrical Code. Useful standards NFPA
437A and NFPA 437M for the classifications of
hazardous areas can be ordered from the Na-
tional Fire Protection Association, Batterymarch
Park, Quincy, MA 02269.
BATTERY PACKS
Only battery packs identified with a green
latch shall be used with a portable radio that is
rated and labeled as Factory Mutual Intrinsically
Safe. Use of nonspecified battery packs voids
Factory Mutual approval. The following battery
pack options are approved for use in intrinsically
safe radios.
PAPA1F
Rechargeable Battery Pack,
(19A704860P6)
Extra High Capacity (Tall Case)
PAPA1G
Rechargeable Battery Pack,
(19A704850P6)
High Capacity (Short Case)
39