Emerson Rosemount 975MR Reference Manual page 19

Reference Manual
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Table 1-8: LED Indications
Detector status
Fault, BIT Fault
Normal
Warning
Alarm
Figure 1-3: Indication LED
A. Indicator LED
1.5.5 Output signals
Outputs are available according to the default configuration or the wiring options selected
for the detector.
Determine the outputs of your model according to
The detector incorporates several types of output suitable to different control systems.
• 0-20 mA (stepped) with HART
• Relays (alarm, fault, auxiliary)
• RS-485 Modbus
Rosemount 975MR
LED color
Yellow
Green
Red
Red
®
®
LED mode
4 Hz - flashing
1 Hz - flashing
2 Hz -flashing
Steady
Table 1-9.
Introduction
August 2019
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