Description of the Discrete TBX IP20 Indicator Lamps
(Original Document)
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General
Each remote I/O TBX IP20 module has a display block which indicates its state and the state of its channels.
Description
The following drawing shows the display block for the TBX IP20 modules.
The following table describes the state of the lamps:
LEDs
Permanently on
Blinking
Off
RUN (green)
Device operational.
-
-
DEF (red)
Device faulty.
Fipio link fault.
-
COM (yellow)
-
Indicates that a Fipio frame has been sent or received.
-
I/O (red)
Wiring fault or sensors/preactuators are faulty (short‐circuit, open circuit, no voltage).
-
-
0 to 15 (red)
Channel is active.
Wire fault on the wiring check modules: open circuit (indicated by flashing lamp) or short‐circuit (indicated by inverted flashing lamp).
Channel is inactive.
NOTE: On a TBX monobloc, only the first 16 lamps are used.