Chapter 5 Cabling Requirements; Guidelines For Conduit Installation - Emerson AMS 6500 Reference Manual

5 Cabling requirements
Topics covered in this chapter:
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This chapter covers conduit installation guidelines, network cabling guidelines, power line
specifications, and pulling the online instrumentation cabling and multi-pair bundled cable
from junction boxes to the AMS 6500.
5.1

Guidelines for conduit installation

Note
All conduit must be bonded to earth ground and adhere to IEEE 1100 specifications for grounding.
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MHM-97125-PBF-EN, R0
Guidelines for conduit installation
Online instrumentation cable
Pull cable from the junction box to the unit
Physical network segment for the unit
Power circuit guidelines for the unit enclosure
Recommendations for improving signal quality
The following cables must be pulled in conduit:
- any cable between junction boxes and the unit
- any AMS 6500-dedicated network segment cables not pulled in existing plant
network infrastructure
- power cables for the unit power supplies
- any instrumentation cables that exceed 50 ft
The conduit must be sized to not exceed a 40% fill.
Steel conduit must be used. If plant codes will not allow steel conduit, contact the
project manager.
Route conduit away from power trays according to the following guidelines:
Distance from power tray
6 in.
12 in.
24 in.
Conduit must enter the unit enclosure and junction boxes from the bottom of
enclosures.
Voltage
110 VAC
220 VAC
440 VAC
Cabling requirements
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