2.3
Type af cannectian
LECOM-LI is the optical connection between the master computer
and the drive controller.
2.3.1 Fibre-aptic ring
A ring.shaped topology is used. The signals are transmitted to the
next ring by means 01 an tibre-optic adaptor. The optical signal is
amplitied by the fibre-optic adaptor and transmitted te the next
component ot the ring. The TxD-lamp at Ihe tibre-optic adaptor
flashes when an optical signal is amplified and transmitted and a
signal is transmilted by the controller.
~TxDI
~ZZ~
=
LWL adaptor
TxD
=
LWL
tranamitter connection
RxD
=
LWL receiver connection
maximum 52 LWL adaptor in LWL ~ng
Lanze
2122
ontmller
TxD
Flbre.optlc ring
Erklärung:
2122
