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„INT" LED (7)
The „INT" LED (7) comes on if the internal supply voltage is selected using „INT"
jumper (6).
„VCC" LED (8)
The „VCC" LED (8) comes on when the internal or external power supply is con-
nected. The „VCC" LED indicates that the + 24 V power supply for the modules
on the LocalNet side is OK.
LED indicator on
Anybus-S Inter-
bus Fibre Optic
bus module
LED indicator on Anybus-S Interbus Fibre Optic bus module
LED
(1)
(2)
(3)
(4)
(5)
(6)
34
(1)
(2)
(3)
(4)
(5)
(6)
Indicator
Meaning
Lights up green
Cable connection OK, interbus master not in reset
mode
Lights up green
Field bus active
Lights up yellow
Additional bus switched off
Lights up green
PCP transmission active, dwell time = 500 ms
(PCP = peripheral communication protocol)
Lights up yellow
Bus IN - warning for the transmission quality of the
fibre optic cable
Lights up yellow
Bus OUT - warning for the transmission quality of
the fibre optic cable
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