Edwards ModuLaser Installation Manual page 16

Chapter 1: Introduction
LED Colour
Yellow
Green
[1] Display modules only.
Note: If alarms or faults are latched, then an alarm or fault indication remains
active until a system reset, even if the condition that caused the indication has
ended. If alarms or faults are not latched, the indication disappears when the
corresponding condition ends.
10
Indication Description
Warning A steady or flashing LED indicates the following:
A steady LED indicates that detection is aborted
due to a fault (detector cover removed, fan motor,
filter removed, or critical temperature), that there is
a flow high/low range fault, that the module is
disabled, or that the module is in power save mode.
A fast flashing LED indicates that at least one
detector module is in FastLearn mode, that the
module is starting up, or that pipe calibration is in
process.
A slow flashing LED indicates that one or more
devices or features are in test mode or that a
detector is in demo mode.
Power A steady LED indicates that the module is powered
up correctly.
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