Led Indicators - SMC Networks EX245-SPN1A Operation Manual

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
Designation
SF
BF
US1
US2
LINK/ACT
FO
System fault
Bus fault
Supply for the logic/sensors
Supply for the valves/loads
A combination of LINK LED and ACT LED
Connection status via Ethernet (LINK: Green)
Data exchange status (ACT: Orange)
Fibre-Optic communication diagnostics
Fig. 6-4 LED indicators of the SI Unit
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EX245-SPN2A/EX245-SPN3A
Description Colour
Red
Red
Green
Green
Green/Orange
Orange
No.EX※※-OMW0011-A