Beijer Electronics NA-9379, Start-Up, Page: 6 / 35

Programmable I/O (PIO) NA-9379, Basic setting
KI00341 2014-10
5.2.4 I/O LED (Extension Module Status LED)
Status LED is To indicate
Not Powered
No Expansion Module
OFF Device has no expansion module or may not be powered
On-line,
Do not Exchanging I/O
Flashing
Green
FnBus is normal but does not exchanging I/O data.
(Passed the expansion module configuration)
Connection,
Run Exchanging I/O
Green Exchanging I/O data
Connection Fault during
exchanging I/O
Red One or more expansion module occurred in fault state.
• Changed expansion module configuration
• Expansions module failure
Expansion
Configuration Failed
Flashing
Red Failed to initialize expansion module
• Detect invalid expansion module ID
• Overflowed Input/Output size
• Too many expansion modules
• Initial protocol failure
• Mismatch vendor code between adapter and expansion module
5.2.5 Field Power LED (Field Power Status LED)
Status LED is To indicate
Not supplied field power OFF Not supplied 24Vdc field power, 5Vdc system power.
Supplied field power Green Supplied 24Vdc field power, 5Vdc system power.
5.2.6
Indicator states and flash rates
LED ON Constantly ON
LED OFF Constantly OFF
LED flickering Equal ON and OFF times with a frequency of approximately 10 Hz:
ON for approximately 50ms and OFF for approximately 50ms.
LED blinking Equal ON and OFF times with a frequency of approximately 2,5Hz:
ON for approximately 200ms followed by OFF for approximately 200ms.
LED single flash One short flash (approximately 200ms) followed by a long OFF phase
(approximately 1000ms)
LED double flash A sequence of two short flashes (approximately 200ms), separated by an OFF phase
(approximately 200ms).
The sequence is finished by a long OFF phase (approximately 1000ms).
LED triple flash A sequence of three short flashes (approximately 200ms), separated by an OFF phase
(approximately 200ms).
The sequence is finished by a long OFF phase (approximately 1000ms).
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