SMC Networks EX245-EA2 Series - LED indicators

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No.EX※※-OMW0011-B
6.4. LED indicators
The LED indicators are arranged on the SI Unit as shown in the illustration below.
The layout of the LINK/ACT LEDs and FO LEDs are for port1 on the left side (XF1) and for port2 on
the right side (XF2).
EX245-SPN1A EX245-SPN2A/EX245-SPN3A
Designation Description Colour
SF
System fault
Red
BF
Bus fault
Red
US1 Supply for the logic/sensors Green
US2
Supply for the valves/loads
Green
LINK/ACT
A combination of LINK LED and ACT LED
Connection status via Ethernet (LINK: Green)
Data exchange status (ACT: Orange)
Green/Orange
FO
Fibre-Optic communication diagnostics
Orange
Fig. 6-4 LED indicators of the SI Unit