Module Leds - semaphore KINGFISHER PLUS+ Hardware Reference Manual

9.2.2 AI-10 Module LEDs
AI-10 LEDs State
OFF
ON
1
OK
1 s ON,
1 s OFF
1 s ON,
1 s OFF
LED B
0.1 s ON,
(unlabelled)
1.9 s OFF
OFF
1
ON
LED C
(unlabelled)
OFF
OFF
DC OK
ON
OFF
1-8
(left side)
ON
OFF
1-8
(right side)
ON
1
) On AI-10 v2.x only
Note: On power up some LEDs may come ON for a short time.
Hardware Manual Version 7.16
Module Fault (no power)
Module OK
Module Fault
Processor module has not communicated with the module for
more than 15 seconds (e.g. no processor module is present in
rack)
Module Fault (Module running on internal clock source as the
1
external crystal is faulty – module needs repair)
Normal operation
Module Fault (firmware not loaded – module needs repair)
Normal operation
AI-10 loop power OFF
AI-10 loop power ON
Channel Input level < 1%
Channel Input level > 1%
Channel Normal
Channel Fault (under/over range, data invalid)
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Kingfisher Plus+ Hardware Manual
Description
Page 140