YASKAWA LA500, Technical Manual, Page: 156 / 376

6.1 MEMOBUS/Modbus Communications
156 YASKAWA SIEPYEULA5001C LA500 Technical Manual
Register No.
(Hex.)
Description
00C4
Fault Description 7
bit 0 FbH [Excessive PID Feedback]
bit 1 EF1 [External Fault (Terminal S1)]
bit 2 EF2 [External Fault (Terminal S2)]
bit 3 oL5 [Mechanical Weakening Detection 1]
bit 4 UL5 [Mechanical Weakening Detection 2]
bit 5 CoF [Current Offset Fault]
bit 6 - 7 Reserved
bit 8 dWFL [DriveWorksEZ Fault]
bit 9 dWF1 [EEPROM Memory DWEZ Data Error]
bit A dWF2 [DriveWorksEZ Fault 2]
bit B dWF3 [DriveWorksEZ Fault 3]
bit C Reserved
bit D rF [Braking Resistor Fault]
bit E boL [BrakingTransistor Overload Fault]
bit F Reserved
00C5
Fault Description 8
bit 0 LSo [Low Speed Motor Step-Out]
bit 1 nSE [Node Setup Error]
bit 2 - 9 Reserved
bit A dv7 [Polarity Judge Timeout]
bit B - F Reserved
00C6 - 00C7 Reserved
00C8
Minor Fault Description 2
bit 0 Uv [Undervoltage]
bit 1 ov [Overvoltage]
bit 2 oH [Heatsink Overheat]
bit 3 oH2 [Overheat Alarm]
bit 4 oL3 [Overtorque 1]
bit 5 oL4 [Overtorque 2]
bit 6 EF [FWD/REV Run Command Input Error]
bit 7 bb [Baseblock]
bit 8 EF3 [External Fault (Terminal S3)]
bit 9 EF4 [External Fault (Terminal S4)]
bit A EF5 [External Fault (Terminal S5)]
bit B EF6 [External Fault (Terminal S6)]
bit C EF7 [External Fault (Terminal S7)]
bit D - E Reserved
bit F oS [Overspeed]