Chapter 7 Maintenance and Troubleshooting
JT550 Series Inverter Manua
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8) Faults Description of Inverter
Faults
Address
Faults Information
8000H
0000: No Error
0001: Reserved
0002:Over current during Acceleration
0003:Over current during Deceleration
0004: Over current at a Constant Speed
0005: Over voltage during Acceleration
0006: Over voltage during Deceleration
0007: Over voltage at a Constant Speed
0008:Buffer Resistor Overload
0009: Under voltage
000A: Inverter Overload
000B: Motor Overload
000C:Power Input Phase Loss
000D: Power Output Phase Loss
000E: Module Overheated
000F: External Parts Error
0010: Communication Errors
0011: Contactor Fault
0012: Current Detection Errors
0013: Motor Auto-tuning Errors
0014: Encoder/PG Card Errors
0015: EEPROM Read-Write Error
0016: Inverter Hardware Errors
0017: Motor Short to Ground
0018: Reserved
0019: Reserved
001A: Operating Time Reached
001B: User-Defined Fault 1
001C: User-Defined Fault 2
001D:Accumulated Power-On Time
Reached
001E: Load Drop
001F:PID Feedback Lost during
Operating
0028: Rapid Current Limit
Over-Time Fault
002A: Large Speed Deviation
002B: Motor Over-speed
005A: Encoders PPR Setting Fault
005B: Encoder Disconnected
005C: Faulty Initial Position
Communication Error Address
Error Descriptions
8001
0000: No Error
0001: Incorrect Password
0002: Incorrect Command Codes
0003: CRC Check Error
0004: Invalid Address
0005: Invalid Parameters
0006: Invalid Parameters Modification
0007: System is locked
0008: EEPROM is in operation
1.4 Description of Group FD Communication Parameters
Fd.00
Baud Rate
Factory Value
5
Range of Settings
0
：
300BPS
1
：
600BPS
2
：
1200BPS
3
：
2400BPS
4
：
4800BPS
5
：
9600BPS
6
：
19200BPS
7
：
38400BPS
8
：
57600BPS
9
：
115200BPS
This parameter is used to set the data transmission rate between host and inverter. Note: The baud
rates of host and inverter have to be equal in order to communicate properly. The larger the baud rate is,
the faster the communication is.
