Consider Housing Rotation; Grounding - Emerson Rosemount 2051 Wireless Series Reference Manual

Section 3: Installation
June 2012
3.4.3

Consider Housing Rotation

The housing can be rotated to improve field access to wiring or to better view the optional LCD
display. Perform the following procedure:
Figure 3-3. Housing rotation
A. Housing rotation screw (5/64-inch hex wrench required)
1.
2.
Note
Do not rotate the housing more than 180 degrees without first performing a disassembly
procedure (see
connection between the sensor module and the feature board.
3.
In addition to housing rotation, the optional LCD display can be rotated in 90-degree increments
by squeezing the two tabs, pulling out, rotating and snapping back into place.
Note
If LCD pins are inadvertently removed from the interface board, carefully re-insert the pins
before snapping the LCD display back into place.
3.4.4

Grounding

Transmitter Case
Always ground the transmitter case in accordance with national and local electrical codes. The
most effective transmitter case grounding method is a direct connection to earth ground with
minimal impedance. Methods for grounding the transmitter case include:

36
Loosen the housing rotation set screw.
Turn the housing up to 180 degrees to the left or right of its original (as shipped)
position.
"Removing from Service" on page
Retighten the housing rotation set screw.
External Ground Assembly: This assembly is included with the optional transient
protection terminal block (Option Code T1), and it is included with various hazardous
location certifications. The External Ground Assembly can also be ordered with the
transmitter (Option Code V5), or as a spare part.
00809-0100-4100, Rev AA
A
72). Over-rotation may sever the electrical
Reference Manual
Installation