Emerson Rosemount 928 Reference Manual page 109

Reference Manual
00809-0100-4928
3.9.1 Connect an external alarm device
Procedure
1. On the transmitter's main housing, remove the rear housing cover to expose the
2. On the main housing, remove one of the conduit plugs.
3. Route the barrier power and alarm output wiring into the main housing.
4. Connect the wiring to the external device on the terminal block according to the
Rosemount 928
terminal block.
A. +Barrier power
B. -Barrier power
C. +Output to alarm
D. -Output to alarm
E. +Comm terminal
F. -Comm terminal
Refer to Figure 3-2.
terminal labels. Do one of the following:
Note
Shield alarm wiring for noise immunity.
• Perform a four-wire installation. This is the most common configuration. Refer to
Figure 3-5.
Installation
February 2023
109