YOKOGAWA vigilantplant EXA ISC202G, User Manual

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IM 12D06A03-01E
Specifications 2-19
ISC202S-B
or ISC202S-D
Transmitter
- +
Transmitter
-
+
Unclassified Location
Classified Location
Division 2
FM Approved
Power Supply
Voc d 32 VDC
Sensor
Connections
Max. cablelength: 60 mtr.
Cable dia.: 3…12 mm.
FM Class I, DIV. 2, Group ABCD
T4 for ambient temp. d 55 q C
T6 for ambient temp. d 40 q C
Sensor
Connections
-
+
-
+
FM Approved
Terminator
R = 90..100 Ω
C = 0..2,2 μ F
FM Approved
Terminator
R = 90..100 Ω
C = 0..2,2 μ F
x Sensor(s) are of a passive type to be regarded as 'simple apparatus', devices which
neither store nor generate voltages over 1.5 V, currents over 0.1 A, power over 25 mW or
energy over 20 P J, or are FM Approvals entity approved and meet connection
requirements.
x
Electrical data of the ISC202S-B & ISC202S-D:
-
Supply circuit: Vmax = 32 V; Pi = 5.32 W; Ci = 220 pF; Li = 0 μ H
-
Sensor input circuit: Vt = 14.4 V; It = 20 mA; Ca = 2.25 μ F; La = 160 mH
When installing this equipment, follow the manufacturers installation drawing.
Installation shall be in accordance with Article 501.4(B) of the National Electrical
Code (ANSI/NFPA 79).
Non-incendive field wiring may be installed in accordance with Article 501.4(B)(3)
x Grounding shall be in accordance with Article 250 of the National Electrical code.
x In case of using cable glands in Outdoor location, they shall be UV rated or made of metal.
WARNING
- Substitution of components may impair suitability for Division 2.
- Do not remove or replace while circuit is live unless area is know to be non-hazardous
- Explosion Hazard – Do not disconnect equipment unless area is know to be
non-hazardous
- Do not reset circuit breaker unless power has been removed from the equipment or the
area is know to be non-hazardous
2-13. Control Drawing of ISC202S FF/PB Specification (FM Non-incendive FNICO)
Application Doc. No.: IKE029-A10 P.10