September 2016
12
Quick Start Guide
electrical codes. The most effective transmitter case grounding method is a
direct connection to earth ground with minimal impedance (< 1
). Methods for
grounding the transmitter case include:
Internal ground connection
The internal ground connection screw is inside the terminal side of the electronics
housing. The screw is identified by a ground symbol (
).
Figure 11. Internal Ground Connection
A. Ground lug
External ground connection
The external ground connection is on the outside of the sensor module housing.
The connection is identified by a ground symbol (
). An external ground
assembly is included with the option codes shown in
Table 2
on
page 12
or is
available as a spare part (03151-9060-0001).
Figure 12. External Ground Connection
A. External ground lug
B. External ground assembly 03151-9060-0001
Table 2. External Ground Screw Approval Option Codes
Option code
Description
E1
ATEX Flameproof
I1
ATEX Intrinsic Safety
Ω
A
A
B
Summary of Contents for 4088A MultiVariable
Page 26: ...September 2016 26 Quick Start Guide Figure 16 Rosemount 4088 Declaration of Conformity ...
Page 27: ...Quick Start Guide 27 September 2016 ...
Page 28: ...September 2016 28 Quick Start Guide ...
Page 29: ...Quick Start Guide 29 September 2016 ...
