YASKAWA U1000 Series - Fault Trace Contents

C.9 MEMOBUS/Modbus Data Table
580 YASKAWA ELECTRIC SIEP C710636 02B YASKAWA U1000 Technical Manual
◆ Fault Trace Contents
The table below shows the fault codes that can be read out by MEMOBUS/Modbus commands from the U2- and
U3- monitor parameters.
Table C.5 Fault Trace / History Register Contents
Fault Code Fault Name Fault Code Fault Name
0002H Control Circuit Undervoltage Fault (Uv1) 009FH Control Circuit Error (CPF30)
0003H Control Power Supply Voltage Fault (Uv2) 00A0H Control Circuit Error (CPF31)
0004H Undervoltage 3 (Uv3) 00A1H Control Circuit Error (CPF32)
0006H Ground Fault (GF) 00A2H Control Circuit Error (CPF33)
0007H Overcurrent (oC) 00A3H Control Circuit Error (CPF34)
0008H Control Circuit Overvoltage (ov) 00A4H Control Circuit Error (CPF35)
0009H Heatsink Overheat (oH) 00A9H Control Circuit Error (CPF40)
000AH Overheat 1 (oH1) 00AAH Control Circuit Error (CPF41)
000BH Motor Overload (oL1) 00ABH Control Circuit Error (CPF42)
000CH Overload (oL2) 00ACH Control Circuit Error (CPF43)
000DH Overtorque Detection 1 (oL3) 00ADH Control Circuit Error (CPF44)
000EH Overtorque Detection 2 (oL4) 00AEH Control Circuit Error (CPF45)
0011H External Fault at input terminal S3 (EF3) 0101H Option compatibility error (oFA00)
0012H External Fault at input terminal S4 (EF4) 0102H Option not properly connected (oFA01)
0013H External Fault at input terminal S5 (EF5) 0106H A/D Conversion Error (oFA05)
0014H External Fault at input terminal S6 (EF6) 0107H Option Response Error (oFA06)
0015H External Fault at input terminal S7 (EF7) 0111H Option RAM Fault (oFA10)
0016H External Fault at input terminal S8 (EF8) 0112H Option Operation Mode Fault (SLMOD) (oFA11)
0017H Fan Fault (FAn) 0113H Unit Receive CRC Error (oFA12)
0018H Overspeed (oS) 0114H Unit Receive Frame Error (oFA13)
0019H Speed Deviation (dEv) 0115H Unit Receive Abort Error (oFA14)
001AH PG Disconnect (PGo) 0116H Option Receive CRC Error (oFA15)
001CH Output Phase Loss (LF) 0117H Option Receive Frame Error (oFA16)
001DH Motor Overheat Alarm (PTC input) (oH3) 0118H Option Receive Abort Error (oFA17)
001EH Digital Operator Connection Fault (oPr) 0131H Comm. ID Error (oFA30)
001FH EEPROM Write Error (Err) 0132H Model Code Error (oFA31)
0020H Motor Overheat Fault (PTC input) (oH4) 0133H Sumcheck Error (oFA32)
0021H MEMOBUS/Modbus Communication Error (CE) 0134H Comm. option timeout waiting for response (oFA33)
0022H Option Communication Error (bUS) 0135H MEMOBUS Timeout (oFA34)
0025H Control fault (CF) 0136H Unit timeout waiting for response (oFA35)
0026H Zero-Serve Fault (SvE) 0137H CI Check Error (oFA36)
0027H Option Card External Fault (EF0) 0138H Unit timeout waiting for response (oFA37)
0028H PID Feedback Loss (FbL) 0139H Control Command Selection Error (oFA38)
0029H Undertorque Detection 1 (UL3) 013AH Unit timeout waiting for response (oFA39)
002AH Undertorque Detection 2 (UL4) 013BH Control Response Selection 1 Error (oFA40)
0030H Hardware Fault (including oFx) 013CH Unit timeout waiting for response (oFA41)
0032H Z Pulse Fault (dv1) 013DH Control Response Selection 2 Error (oFA42)
0033H Z Pulse Noise Fault Detection (dv2) 013EH Control Response Selection Error (oFA43)
0034H Inversion Detection (dv3) 0201H Option Compatibility Error (oFb00)
0035H Inversion Prevention Detection (dv4) 0202H Option Connection Error (oFb01)
0036H Output Current Imbalance (LF2) 0203H Same type of option card already connected (oFb02)
0037H Pull-Out Detection (Sto) 0206H A/D Conversion Error (oFb05)
0038H PG Hardware Fault (PGoH) 0207H Option Response Error (oFb06)
0039H MECHATROLINK Watchdog Timer Error (E5) 0211H Option RAM Fault (oFb10)
003BH Too Many Speed Search Restarts (SEr) 0212H Option Operation Mode Fault (SLMOD) (oFb11)
0041H Excessive PID Feedback (FbH) 0213H Unit Receive CRC Error (oFb12)
0042H External Fault 1, input terminal S1 (EF1) 0214H Unit Receive Frame Error (oFb13)
0043H External Fault 2, input terminal S2 (EF2) 0215H Unit Receive Abort Error (oFb14)
0044H Mechanical Weakening Detection 1 (oL5) 0216H Option Receive CRC Error (oFb15)
0045H Mechanical Weakening Detection 2 (UL5) 0217H Option Receive Frame Error (oFb16)
0046H Current Offset Fault (CoF) 0218H Option Receive Abort Error (oFb17)
0049H DriveWorksEZ Fault (dWFL) 0232H Model Code Error (oFb31)
004AH EEPROM Memory DriveWorksEZ Data Error (dWF1) 0233H Sumcheck Error (oFb32)
0051H LSo Fault (LSo) 0234H Comm. option timeout waiting for response (oFb33)
0052H Node Setup Fault (nSE) 0235H MEMOBUS Timeout (oFb34)
005BH Polarity Judge Timeout (dv7) 0236H Unit timeout waiting for response (oFb35)
005CH Ground Fault (GF) 0237H CI Check Error (oFb36)
0066H Power Supply Undervoltage (AUv) 0238H Unit timeout waiting for response (oFb37)
0067H Power Supply Overvoltage (Aov) 0239H Control Command Selection Error (oFb38)
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