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Installation
3A0868G 11
Intrinsically Safe Installation Requirements
1. The installation must meet the requirements of the
National Electric Code, NFPA 70, Article 504 Resp.,
Article 505, and ANSI/ISA 12.06.01.
2. Multiple earthing of components is allowed only if
high integrity equipotential system realized between
the points of bonding.
3. For ATEX, install per EN 60079-14 and applicable
local and national codes.
Do not substitute or modify system components as
this may impair intrinsic safety. For installation,
maintenance, or operation instructions, read
instruction manuals. Do not install equipment
approved only for non-hazardous location in a
hazardous location. See the identification label for
the intrinsic safety rating for your model.
F
IG
. 1. Hazardous Location Installation
"A" REED
SWITCH
FLUID
CONTROL
MODULE
USB MODULE
USER INTERFACE
MODULE
ALTERNATOR
MODULE
10' CAN CABLE
2' CAN CABLE
20" CAN CABLE
18 PSI
1.5 FCM
(MIN)
"B" REED
SWITCH
"B" LINEAR
SENSOR
"A" LINEAR
SENSOR
"A" PRESSURE
TRANSDUCER
"B" PRESSURE
TRANSDUCER
LINEAR SENSOR/
REED SWITCH CABLE
LINEAR SENSOR/
REED SWITCH CABLE
50' OPTION
Hazardous (Classified) Locations
Class 1, Div 1, Group D, T3 (US and Canada)
Class 1, Zone 1, Group IIA, T3 (ATEX only)