Consider Housing Rotation; Set The Switches - Emerson Rosemount 3051 Quick Start Manual

Quick Start Guide

2.3 Consider housing rotation

To improve field access to wiring or to better view the optional LCD display:
1. Loosen the housing rotation set screw using a
2. Rotate the housing clockwise to the desired location.
3. If the desired location cannot be achieved due to thread limit, rotate the
housing counterclockwise to the desired location (up to 360° from thread
limit).
4. Re-tighten the housing rotation set screw to no more than 7 in-lb when
desired location is reached.
Figure 6. Housing Rotation
A. Housing rotation set screw (

2.4 Set the switches

Set simulate and security switch configuration before installation as shown in
Figure 7.
The simulate switch enables or disables simulated alerts and simulated

AI block status and values. The default simulate switch position is enabled.
The security switch allows (unlocked symbol) or prevents (locked symbol) any

configuration of the transmitter.
- Default security is off (unlocked symbol).
- The security switch can be enabled or disabled in software.
Use the following procedure to change the switch configuration:
1. If the transmitter is installed, secure the loop, and remove power.
2. Remove the housing cover opposite the field terminal side. Do not remove the
instrument cover in explosive atmospheres when the circuit is live.
3. Slide the security and simulate switches into the preferred position.
4. Replace the housing cover.
Note
It is recommended the cover be tightened until there is no gap between the cover and the
housing.
10
A
5
/ -in.)
64
/ -in. hex wrench.
5
64
August 2016