Testing, start-up, diagnosis
AVENTICS
| INTERBUS | R412005655–BDL–001–AB
97
English
The right LEDs on the front panel of the bus coupler show the
messages listed in Tab. 22 even if the corresponding diagnostic
message is deactivated on the master. Exception: The S1/2
must be activated with IB DIA.
Table 21:
Bus coupler diagnostic display, left LED group
LED
Signal
Error
Description
US1
Green
Red
Red blink
1)
Off
1)
Blinking frequency: 0.5 Hz (1 s on, 1 s off)
US1 logics and sensor supply active (US1 > 18.5 V)
Low voltage US1 logics and sensor supply (US1 < 18.5 V)
Sensor supply overload (P24V
2 A)
US1 logics and sensor supply inactive
US2
Green
Red
Red blink
1)
Off
US2 load supply active (US2 > 18.5 V)
Low voltage US2 load supply (US2 < 18,5 V)
Faulty fuse (change fuse, see chapter 7.4)
US2 load supply inactive (emergency off)
UL/D Green
Yellow
Off
Logic supply UL available
UL logics supply active and valve driver overload (collective diagnosis)
Logic supply UL not available
RC
Green
Off
Remote bus check display:
The incoming remote bus has been properly connected and the bus
master's bus reset is inactive.
Computer is in reset mode, or the incoming remote bus is incorrectly
connected or is disconnected or the bus master's bus reset is active.
BA
Green
Off
Bus active display:
Telegrams are being transferred on the bus.
No telegrams are being transferred on the bus.
RD
Off
Yellow
Remote bus disable display:
The continuing remote bus is correctly enabled.
The continuing remote bus is disabled.
LD
Off
Yellow
Local bus disable display:
The continuing local bus connected to the valve terminal module and
to the I/O modules is enabled.
The continuing local bus connected to the valve terminal module and
to the I/O modules is disabled.
Summary of Contents for HF02
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