Manual – DFD11B DeviceNet Fieldbus Interface
21
4
DFD11B option card - status LED
Assembly and Installation
BIO LED
The
BIO
LED checks the bit-strobe I/O connection.
BUS-FAULT LED
The
BUS-FAULT
LED displays the physical status of the bus node.
Power-UP test
A power-up test of all LEDs takes place once the drive inverter has been switched on.
The LEDs are switched on in the following sequence:
LED
Status
Meaning
Flashing
green
(125 ms
cycle)
DUP-MAC check
Unit is performing DUP-MAC check
Off
Not switched on / off-line but
not DUP-MAC check
•
Unit is off-line
•
Unit is switched off
Flashing
green
(1 s cycle)
Online and in operational
mode
•
Unit is on-line
•
DUP MAC check performed successfully
•
A BIO connection to a master is being established
(configuring state)
•
Missing, incorrect or incomplete configuration
Green light
Online, operational mode
and connected
•
Online
•
A BIO connection has been established (established
state)
Flashing red
(1 s cycle)
Minor fault or connection tim-
eout
•
Invalid number of process data is set via DIP switches
•
A correctable error has occurred
•
Bit-strobe I/O connection is in timeout state
Red light
Critical fault or critical link
failure
•
An error that cannot be remedied has occurred
•
Bus fault
•
DUP-MAC check has detected an error
Status of the
BUS FAULT LED
Status
Meaning
Off
NO ERROR
The number of bus errors is in the normal range (error
active status).
Flashing red
(125 ms cycle)
BUS WARNING
The unit is performing a DUP-MAC check and cannot
send any messages because no other stations are con-
nected to the (bus error passive state)
Flashing red
(1 s cycle)
The number of physical bus errors is too high. No more
error telegrams are actively written to the bus (error pas-
sive state).
Red light
BUS ERROR
•
Bus-fault state
•
The number of physical bus errors has increased
despite a switch to the error-passive state. Access to
the bus is switched off.
Yellow light
POWER OFF
External voltage supply via X30 has been turned off or is
not connected.
Time in [ms]
MOD/NET LED
PIO LED
BIO LED
BUS FAULT LED
0
Green
Off
Off
Off
250
Red
Off
Off
Off
500
Off
Green
Off
Off
750
Off
Red
Off
Off
1000
Off
Off
Green
Off
1250
Off
Off
Red
Off
1500
Off
Off
Off
Green
1750
Off
Off
Off
Red
2000
Off
Off
Off
Off
