20
Installation OZD Profi 12M ...
Release 01 07/2017
1.4
Display elements
LED
Color
Meaning
System
green
lights up
The transmission rate has been recognized and the
power supply is in order
Signal contact
: no signal
red
flashes
Transmission rate has not yet been recognized
–
No transmitting bus subscriber present
–
No connection to a partner repeater sending frames
–
Send and receive optical fibers have been
transposed.
–
Transmission rate does not correspond to
PROFIBUS-DP.
–
Only one active bus subscriber is connected, which
is only sending tokens to itself. The indicator must
switch over after a second bus subscriber has been
activated (token frames on their own are not enough
to set the transfer rate).
–
The connected RS 485 segment is only terminated
at one end.
Signal contact
: no signal
red/green flashes
Transmission rate recognized but
–
the network slot time could not be determined
(network parameter HSA is set too low, no
transmitting bus subscriber present)
–
one optical port is set to ”Redundant optical ring“
mode, but not the second (this operating mode must
always be set at both optical ports)
–
the slot time of the network configuration is too short
Signal contact
: no signal
none
–
Power supply has failed (total failure). Failure of
both power supply sources with redundant infeed.
–
Power supply connected incorrectly
–
Repeater defective
Signal contact
: signal
CH1
CH1 CH2
CH4
System
CH1
CH3
System
CH1
CH3
System
CH1
CH2
CH3
CH4
Summary of Contents for OZD Genius G12-1300
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