LED indication and settings
○LED display
EX120-SDN1 (-X2/-X26/-X77)
EX121-SDN1 (-X2/-X26/-X77)
EX122-SDN1 (-X2/-X26/-X77)
LED
PWR
Green LED is ON when power for communication is supplied.
LED is off
Green flashing
MOD/NET
Green On
Red flashing
Red On
EX124D-SDN1 (-X2/-X26/-X77)
EX124U-SDN1 (-X2/-X26/-X77)
Display
The unit is not on-line or the power supply for communication is off.
Connection stand-by (on-line status)
Connection established (on-line status)
Connection time-out (recoverable communication error)
MAC ID duplication error or BUS OFF error (serious communication error)
-13-
No.EX##-OME0015-C
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