ABB 500 - Page 62

Chapter 4 - Signals and Troubleshooting
IV A 4 - 10 DCS 500B / DCP 500B Operating Instructions
Code
seven
segm.
display
Text on
LCD of control panel
CDP 31x
Definition /
Action
Status
signal
(FAULT_WORD_1/2)
Remark
F 44
I/O-Board not found
Missing input/output (I/O-) boards
IOB1/2x/3/IOE1
The existance of the boards had been recog-
nized by the software and something hap-
pened to the board or the cable.
Check: - Is +/- 10 V supply available?
- Flat cable connections between
SDCS-CON-x and SDCS-IOB-1/2x/3/IOE1
11101 bit 7 (1)
Can
not be
reset
F 48
Motor 2 overtemp.
Overtemperature of MOTOR 2
Check: - Parameter setting
MOT2 TEMP_
FAULT_L [P 1603]
correct?
{See Fault Code
F 6}
11101 bit 8 (2)
F 50
No C FAN ack
No CONVERTER FAN supply acknowledge
Depending on type of unit (size):
Size C4 ⇒ Fault signal
F 50
Sizes C1/C2/A5 ⇒ Alarm signal A 126
Check: - Was input for acknowledge
signal (parameter
[P 910]) used?
{See Fault Code
F 40}.
11102 bit 10 (2)
F 52
No BRAKE ack
No BRAKE acknowledge
Check: - Was parameter
[P 304] used?
- Cabling and limit switches.
11101 bit 10 (2)
F 60
Fieldbus Timeout
Serial interface (communication bus) is not
O.K.
Check: - Does a field bus module selected
via parameter
[P 4001] exist?
- Communication between control
system and module
Nxxx-0x O.K.?
No or incomplete telegrams?
- Communication between module
Nxxx-0x and thyristor power con-
verter O.K.?
- Correct setting of the time inter-
val between two telegrams via
parameter
[P 921]?
11103 bit 13
 /(3)
De-
pends
on
[P 920]