Emerson Rosemount 975 Reference Manual page 14

Operation
June 2021
Top menu
The top menu contains information about the connected detector and appears on every
screen.
A. Current detector address
B. Detector serial number
C. Full detector model code
D. Communication status
E. Detector status
F. Analog output signal
G. Heater status
H. Relay status (green indicates de-energized state for alarm and ACC, energized for fault;
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red indicates energized state for alarm and ACC, de-energized for fault).
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