Set The Switches - Emerson Rosemount 2051 Quick Start Manual

Quick Start Guide
3. If the desired location cannot be achieved due to thread limit, rotate the
housing counter clockwise to the desired location (up to 360° from thread
limit).
4. Re-tighten the housing rotation set screw to no more than 7 in-lbs when
desired location is reached.
Step 4: Set the switches
Set Simulate and Security switch configuration before installation as shown in
.
Figure 8
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 housing.
Figure 8. Simulate and Security Switches
C
B
A
A. Simulate disabled position
B. Simulate switch
C. Simulate enabled position (default)
D. Security locked position
E. Security switch
F. Security unlocked position (default)
10
D
E
F
October 2014