IM 01C25T02-01E
2-2
2. HANDLING CAUTIONS
b. FM Nonincendive Type
EJX Series differential, gauge, and absolute
pressure transmitters with optional code /FN15.
• Applicable Standard: Class 3600, Class 3611,
Class 3810,ANSI/NEMA250
• Class I, Division 2, Groups A, B, C & D
Temperature Class T4 Ta=60°C, Type 4X and
Class II, Division 2, Groups F & G Temperature
Class T4 Ta=60°C, Type 4X and Class III,
Division 1, Temperature Class T4 Ta=60°C,
Type 4X and Class I, Zone 2, Group IIC,
Temperature Class T4 Ta=60°C, Type 4X
• Electrical Connection: 1/2 NPT female and M20
female
• Caution for FM Nonincendive type. (Following
contents refer to “DOC. No. IFM024-A12 p.3,
p.4-1, and p.4-2.”)
IFM024-A12
Installation Diagram for Nonincendive
(Division 2 Installation)
Non-Hazardous location
FM Approved
Associated Nonincendive Field
Wiring Apparatus
Vt or Voc
It or Isc
Ca
La
Hazardous location
F0204.EPS
Ter mi nator
General Purpose
Equipment
Pressure
Transmitter
SUPPLY
Ter mi nator
Transmitter
Transmitter
Note 1. Installation should be in accordance with the
National Electrical Code ® (ANSI/NFPA 70)
Article 500.
Note 2. The configuration of Associated Nonincendive
Field Wiring Apparatus must be FM
Approved.
Note 3. Approved under FNICO Concept.
Note 4. Dust-tight conduit seal must be used when
installed in Class II and Class III environ-
ments.
Note 5. Associated Apparatus manufacturer’s installa-
tion drawing must be followed when installing
this apparatus.
Note 6. No revision to drawing without prior FM
Approvals.
Note 7. Terminator must be FM Approved.
Note 8. The nonincendive field wiring circuit concept
allows interconection of nonincendive field
wiring apparatus with associated nonincendive
field wiring apparatus, using any of the wiring
methods permitted for unclassified locations.
Note 9. Installation requirements;
Vmax Voc or Vt
Imax = see note 10.
Ca Ci + Ccable
La Li + Lcable
Note 10. For this current controlled circuit, the param-
eter (Imax
3
) is not required and need not be
aligned with parameter (Isc
3
) of the barrier
or associated nonincendive field wiring
apparatus.
Note 11.If ordinary location wiring methods are used,
the transmitter shall be connected to FM
Approved associated non-incendive field
wiring apparatus.
Electrical data:
Vmax: 32V
Ci:1.76 nF
Li: 0 H
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