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Installation
313813A
11
Installation
General Info
Be sure all accessories are adequately sized and pres-
sure-rated to meet system requirements.
Location
NOTE:
•
Refer to F
. 4 on page 12 for hazardous location
equipment requirements.
•
Refer to U80645 and U80762 prints for component
orientation.
•
Non-intrinsically safe terminals (power rail) must not
be connected to any device which uses or gener-
ates more than 250 VRMS or DC unless it has been
determined that the voltage has been adequately
isolated.
•
The installation must meet the requirements of the
National Electric Code, NFPA 70, Article 504 Resp.,
Article 505 and ANSI/ISA 12.06.01.
•
Multiple earthing of components is allowed only if
high integrity equipotential system is realized
between the points of bonding.
•
Do not operate system with safety barrier cover
removed.
Main Control Panel:
Install in the non-hazardous area.
RC50 Base:
Install according to requirements for Intrin-
sically Safe Installation (F
. 4).
Remote Tempered Water Units:
Install in the non-haz-
ardous area.
NOTE:
For an Intrinsically Safe Installation, the RC50
base may be located inside or outside the hazardous
location. Install according to appropriate electrical
codes.
IMPORTANT:
Do not substitute or modify system com-
ponents as this may impair intrinsic safety.
Substitution of components may impair intrinsic
safety. For installation, maintenance or operation
instructions, read instruction manuals. Do not install
equipment that is approved only for non-hazardous
locations in a hazardous area.