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Chapter 4 - Signals and Troubleshooting
IV A 4 - 18 DCS 500B / DCP 500B Operating Instructions
Para-
meter
Code
/
bit
Text on LCD of con-
trol panel CDP 31x
Definition / explication of the signal
Remark
11201
-- ---- Gives feedback status information when the
DRIVEMODE parameter (1201) was used to start the
drive function 3, 5 or 6 (autotuning).
50
OHMIC LOAD ?
Ohmic load not determined
51
IACT FEEDBACK ?
Current feedback is less than current reference dur-
ing measurement of armature resistance. Current
limits are lower than the limit for continous current
flow or lower than 20%.
52
CURRENT CURVE ?
Bad current curve. Fuse blown,thyristor not firing or
no motor load
53
RUN COMMAND ?
Wrong starting conditions. The drive is running when
the autotuning is started or run command is not given
within 20 s after start of autotuning
54
TOO HIGH SPEED ?
Too high speed during autotuning .Speed greater
than 1% or EMF greater than 15%.
55
INDUCTANCE ?
Inductance cannot be determined. Fuse blown, thy-
ristor not firing or no motor load
56
CONT CURR LIM ?
Limit for continous current flow cannot be determined
57
FIELD REMOVAL ?
The field removal takes longer time than 10 s
58
STOP COMMAND ?
Current regulator blocking or stop command appears
during autotuning
59
MUST BE LOCAL
Drive is not in local mode
60
CANNOT AUTOTUNE
cannot autotune the field current controller
61
ILL START COND.
illegal start condition for field autotuning
11202
-- ----
BACKUPSTOREMODE:
Status of this mode. This is used to give commands
to parameter handling function in the drive
0
NONE
1
SAVE MOT1 SET
Save motor set 1
2
SAVE MOT2 SET
Save motor set 2
3
FACTORY SET VAL.
Load factory values
4
SELECT MOT1 SET
Load motor set 1
5
SELECT MOT2 SET
Load motor set 2
3ADW000055R0401_DCS500B_Operating Instruction_e_d