Fault Messages - Danfoss VLT FC 103 Operating Instructions Manual

Warnings and Alarms
No. Description
49 Speed limit
50 AMA calibration failed
51 AMA check U and I
nom nom
52 AMA low I
nom
53 AMA motor too big
54 AMA motor too small
55 AMA Parameter out of range
56 AMA interrupted by user
57 AMA timeout
58 AMA internal fault
59 Current limit
60 External Interlock
62 Output Frequency at Maximum Limit
64 Voltage Limit
65 Control board overtemperature
66 Heat sink Temperature Low
67 Option Configuration has Changed
68 1)
Safe Stop
69 Pwr.card temp
70 Illegal FC configuration
77 Reduced Power Mode
79 Illegal PS config
80 Drive Initialized to Default Value
91 Analog input 54 wrong settings
92 NoFlow
93 Dry Pump
94 End of Curve
95 Broken Belt
96 Start Delayed
97 Stop Delayed
98 Clock Fault
99 Locked rotor
104 Mixing Fan Fault
250 New spare parts
251 New Type Code
Table 9.1 Alarm/Warning Code List
(X) Dependent on parameter
1)
Cannot be Auto reset via 14-20 Reset Mode

9.5 Fault Messages

The following warning/alarm information defines each
warning/alarm condition, provides the probable cause for
the condition, and details a remedy or troubleshooting
procedure.
WARNING 1, 10 Volts low
The control card voltage is below 10 V from terminal 50.
Remove some of the load from terminal 50, as the 10 V
supply is overloaded. Max. 15 mA or minimum 590 Ω.
This condition can be caused by a short in a connected
potentiometer or improper wiring of the potentiometer.
MG16J202
Operating Instructions
Warning Alarm/Trip
X (X)
X
X
X
X
X
X
X
X
X X
X
X
X
X
X X
X
X
(X) (X)
X
X
X
X X
X X
X X
X X
X
X
X
X X
X
Troubleshooting
•
WARNING/ALARM 2, Live zero error
This warning or alarm only appears if programmed by the
user in 6-01 Live Zero Timeout Function. The signal on one
of the analog inputs is less than 50% of the minimum
value programmed for that input. Broken wiring or faulty
device sending the signal can cause this condition.
Danfoss A/S © Rev. 05/2014 All rights reserved.
Alarm/Trip lock Parameter reference
1-86 Trip Speed Low [RPM]
X
5-19 Terminal 37 Digital Input
X
X
X
X
22-2* No-Flow Detection
22-2* No-Flow Detection
22-5* End of Curve
22-6* Broken Belt Detection
22-7* Short Cycle Protection
22-7* Short Cycle Protection
0-7* Clock Settings
14-53 Fan Monitor
X
X
Remove the wiring from terminal 50. If the
warning clears, the problem is with the customer
wiring. If the warning does not clear, replace the
control card.
9 9
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