364Ax-Gx Instruction Manual
59
"Ex Safety" Aspects for North America
According to Factory Mutual Standards which can assure compliance with Essential Safety Requirements
FM 3600
: Electrical Equipment for use in Hazardous (Classified) Locations, General Requirements.
FM 3610
: Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, III, Division 1, and
Class I, Zone 0 & 1 Hazardous (Classified) Locations.
FM 3611
: Nonincendive Electrical Equipment for Use in Class I and II, Division 2 and Cl ass III Division 1
and 2 Hazardous (Classified) Locations.
FM 3615
: Explosionproof Electrical Equipment.
FM 3810
: Electrical and Electronic Test, Measuring and Process Control Equipment.
NEMA 250
: Enclosure for Electrical Equipment (1000 Volts Maximum)
The 364AS and 364GS for use in Hazardous area installations according to FM (Factory Mutual) are supplied under the
FM 797 r evision report as the certification it is in progress. The costruction of th e 364GS and 364AS, as far as
concerning Hazardous area protection, it’s mainly based upon the already certified 364DS and 364PS.
The Factory Mutual certification will be applicable for the following Class, Divisions and Gas groups, hazardous classified
locations, temperature class and types of protection.
Explosionproof for Class I, Division 1, Groups A, B, C and D, hazardous (classified) locations.
Dust Ignition proof for Class II, III Division 1, Groups E, F and G, hazardous (classified) locations.
Suitable for Class II, III, Division 2, Groups F and G, hazardous (classified) locations.
NonIncendive for Class I, Division 2, Groups A, B, C and D, in accordance with Nonincendive field
wiring requirements for hazardous (classified) locations.
Intrinsically Safe for use in Class I, II and III, Division 1, Groups A, B, C, D, E, F, and G in accordance
with Entity requirements for hazardous (classified) locations.
Temperature class T4 to T6 (d ependent on the ma ximum input current and t he maximum ambient
temperature).
Ambient Temperature range -50°C to +85°C (dependent on th e maximum input current and the
maximum temperature
class).
Electrical Supply range Minimum 10.5 Volts, Maximum 42 Volts (dependent on the type of protection,
maximum ambient
Temperature, maximum temperature class and communication protocol).
Type 4X applications Indoors/Outdoors.
NOTE
The 364 pressure transmitter models installed in Explosionproof Class 1 Division 1 Group A, B, C
and D hazardous (classified) location does not require conduit sealing as per
FM 3615 sect 4.3 / NEC 501.15
.
For a corre ct installation i n field of the 364 pre ssure transmitter models please see the related contro l
drawing number DH3090.
Note that the associated apparatus must be FM approved.