Beckhoff KL4414, Документация

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KL4418, KL4428 - Product Overview
KL4414, KL4418, KL4424, KL4428 13 Version: 3.0.0
3.3 Diagnostic LEDs
The eight green Run LEDs indicate the operating states of the terminal channels.
Fig. 6: KL4418, KL4428 - LEDs
Meaning of the LED displays
LED Color Channel State
On off
Run 1 green 1 normal operation A watchdog timer overflow has
occurred. The green LEDs go out
if no process data are transferred
between the controller and the
Bus Coupler for more than
100 ms.
Run 2 2
Run 3 3
Run 4 4
Run 5 5
Run 6 6
Run 7 7
Run 8 8