Emerson Rosemount 3051HT, Quick Start Manual, Page: 7 / 32

2.3 The security and simulate switches
The security and simulate switches are located on the electronics.
Figure 2-4: Transmitter Electronics Board
Aluminum Polished 316 SST
A
B
A. Simulate switch
B. Security switch
2.3.1 Setting the security switch
The security switch allows ( ) or prevents ( ) any configuration of the
transmitter.
Note
Default security is off ( ).
Setting the simulate switch
The security switch can be enabled or disabled in the software.
Procedure
1. If the transmitter is installed, secure the loop, and remove power.
2. Remove the housing cover opposite the field terminal side.
WARNING
Explosions could result in death or serious injury.
In an explosion-proof/flameproof installation, do not remove the
transmitter covers when power is applied to the unit.
June 2020 Quick Start Guide
Quick Start Guide 7