Status Indicator LEDs are visual signaling devices on I/O Expansion Modules that display operational states through colored illumination.
Commonly used trade names and technical identifiers for Status Indicator LEDs.
This component is used in the following industrial products
A hardware module that provides additional input/output interfaces to extend the connectivity capabilities of an industrial control system.
Electronic interface components that facilitate communication between a control unit/signal processor and external devices by converting, conditioning, and transmitting signals.
A hardware component that enables data exchange between the Industrial System and external devices or networks.
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Green typically indicates normal operation/power on, amber/yellow shows communication activity or warnings, and red signals faults, errors, or critical conditions requiring attention.
Most industrial I/O modules have integrated LED assemblies that require complete module replacement if LEDs fail, though some high-end modules offer field-replaceable LED units.
LEDs undergo accelerated life testing including thermal cycling, humidity exposure, vibration testing, and continuous operation at maximum rated current to verify MTBF specifications.
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