Grounding The Transmitter Case - Emerson Rosemount 8800D Series Reference Manual

Reference Manual
00809-0100-4772, Rev FA
3.6.1

Grounding the transmitter case

The transmitter case should always be grounded in accordance with national and local
electrical codes. The most effective transmitter case grounding method is direct
connection to earth ground with minimal impedance. Methods for grounding the
transmitter case include:


Figure 3-16. Internal Ground Screw Connection
A. Internal ground screw connection
B. Transient terminal block ground tab

Installation
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Internal ground connection—The internal ground connection screw is inside the
FIELD TERMINALS side of the electronics housing.
identified by a ground symbol (
If using a transient terminal block, the ground tab must be secured beneath the
internal ground screw.
FIELDBUS
WIRING
External ground assembly—This assembly is located on the outside of the
electronics housing and is included with the optional transient protection terminal
block (Option Code T1). This allows for a grounding strap to be run directly from
the transmitter housing to earth ground. See
assembly can also be ordered with the transmitter (Option Code V5) and is
automatically included with certain hazardous area approvals.
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SeeFigure
), and is standard on all flowmeters.
B
A
Figure 3-17. The external ground
Industry Automation
Installation
March 2016
3-16.This screw is
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