Rockwell Automation Publication 2094-UM002G-EN-P - August 2016 203
Troubleshoot the Kinetix 6200 and Kinetix 6500 Drive System Chapter 8
FLT S41…MTR AQB STATE FL Motor Feedback State Error
The number of illegal state transitions
of the AQB encoder signals has
exceeded a factory limit.
The motor feedback wiring is
open, shorted, or missing.
• Use shielded cables with twisted pair wires.
• Route the feedback away from potential
noise sources.
• Check the system grounds.
• Replace the motor/encoder.
FLT S41…AUX AQB STATE FL Aux Feedback State Error
The auxiliary feedback
wiring is open, shorted, or
missing.
FLT S42…MTR AQB STATE UL Motor Feedback State Error
The number of illegal state transitions
of the AQB encoder signals has
exceeded a user limit.
The motor feedback wiring is
open, shorted, or missing.
• Use shielded cables with twisted pair wires.
• Route the feedback away from potential
noise sources.
• Check the system grounds.
• Replace the motor/encoder.
FLT S42…AUX AQB STATE UL Aux Feedback State Error
The auxiliary feedback
wiring is open, shorted, or
missing.
FLT S43…MTR FDBK LOSS FL
Feedback Loss
• On sin/cos encoders, the sum of the
square of the sin/cos signals has
been measured below a factory
limit.
• On TTL encoders, the absolute value
of the differential A/B signals is
below a factory limit.
The motor feedback wiring is
open, shorted, or missing.
• Check motor encoder wiring.
• Run Hookup test in the Logix Designer
application.
FLT S43…AUX FDBK LOSS FL
The auxiliary feedback
wiring is open, shorted, or
missing.
FLT S44…MTR FDBK LOSS UL
(Kinetix 6500 drives only)
Motor Feedback Loss
• On sin/cos encoders, the sum of the
square of the sin/cos signals has
been measured below a user limit.
• On TTL encoders, the absolute value
of the differential A/B signals is
below a user limit.
The motor feedback wiring is
open, shorted, or missing.
• Check motor encoder wiring.
• Run Hookup test in the Logix Designer
application.
FLT S44…AUX FDBK LOSS UL
(Kinetix 6500 drives only)
Aux Feedback Loss
The auxiliary feedback
wiring is open, shorted, or
missing.
FLT S45…MTR FDBK COMM FL
Feedback Serial Comms
The number of consecutive missed or
corrupted serial data packets from the
feedback device has exceeded a factory
set limit.
Communication was not
established with an
intelligent encoder.
•Verify motor selection.
• Verify the motor supports automatic
identification.
• Verify motor encoder wiring.
• Consult Possible Solutions for FLT S47
FLT S45…AUX FDBK COMM FL
FLT S46…MTR FDBK COMM UL
(Kinetix 6500 drives only)
Motor Fdbk Serial Comms
The number of consecutive missed or
corrupted serial data packets from the
feedback device has exceeded a user set
limit.
Communication was not
established with an
intelligent encoder.
•Verify motor selection.
• Verify the motor supports automatic
identification.
• Verify motor encoder wiring.
FLT S46…AUX FDBK COMM UL
(Kinetix 6500 drives only)
Aux Feedback Serial Comms
FLT S47…MTR ENC SELF TEST nn
Feedback Self Test
The Hiperface feedback device has detected an internal error.
The nn sub-code is defined as follows:
01: INCORRECT ALIGNMENT DATA
02: INCORRECT INTERNAL ANGULAR OFFSET
03: DATA FIELD PARTITIONING TABLE DESTROYED
04: ANALOG LIMIT VALUES NOT AVAILABLE
05: INTERNAL I2C BUS INOPERATIVE
06: INTERNAL CHECKSUM ERROR
07: ENCODER RESET OCCURRED AS A RESULT OF PROGRAM MONITORING
08: COUNTER OVERFLOW
09: PARITY ERROR
10: CHECKSUM OF TRANSMITTED DATA IS INCORRECT
11: UNKNOWN COMMAND CODE
12: NUMBER OF TRANSMITTED DATA IS INCORRECT
13: TRANSMITTED COMMAND AGRUMENT IS NOT ALLOWED
14: THE SELECTED DATA FIELD MAY NOT BE WRITTEN TO
15: INCORRECT ACCESS CODE
16: SIZE OF SPECIFIED DATA FIELD CANNOT BE CHANGED
17: SPECIFIED WORD ADDRESS LIES OUTSIDE THE DATA FIELD
18: ACCESS TO NON-EXISTENT DATA FIELD
28: VALUE MONITORING OF THE ANALOG SIGNALS (process data)
29: TRANSMITTER CURRENT CRITICAL
(contamination, transmitter breakage)
30: ENCODER TEMPERATURE CRITICAL
31: SPEED TOO HIGH, NO POSITION FORMATION POSSIBLE
32:
SINGLETUR
N POSITION UNRELIABLE
33: MULTITURN POSITION ERROR
34: MULTITURN POSITION ERROR
35: MULTITURN POSITION ERROR
• Check motor feedback cable for proper
connectivity and continuity
• Check motor phasing (U, V, W) and
Hiperface feedback 15-pin wire connections
at the drive
•Review Electrical Noise Reduction
on
page 38
– See bonding painted panels on page 39
– See wire-braid bonding on page 40
•Cycle control power
• Check feedback shield connection
• Reduce shock and vibration to motor
• Upgrade firmware, revision 2.045 or later
(Kinetix 6200 drives)
• Upgrade firmware, revision 2.010 or later
(Kinetix 6500 drives)
• Replace motor if fault continues
FLT S47…AUX ENC SELF TEST nn
FLT S50…POS HW OTRAVEL Hardware Overtravel - Positive
Axis moved beyond the physical travel
limits in the positive direction.
Dedicated overtravel input is
inactive.
• Check wiring.
• Verify motion profile.
• Verify axis configuration in software.
FLT S51…NEG HW OTRAVEL Hardware Overtravel - Negative
Axis moved beyond the physical travel
limits in the negative direction.
Table 87 - FLT Sxx Fault Codes (continued)
Four-character Display Message Logix Designer Fault Message Problem or Symptom Potential Cause Possible Resolution
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