Network Communications
6
6.3 MEMOBUS/Modbus Communications
YASKAWA SIEPC71061737B GA800 Drive Technical Reference 303
Fault Code
(Hex.)
Name
001A PGo [Encoder (PG) Feedback Loss]
001B PF [Input Phase Loss]
001C LF [Output Phase Loss]
001D oH3 [Motor Overheat (PTC Input)]
001E oPr [Keypad Connection Fault]
001F Err [EEPROM Write Error]
0020 oH4 [Motor Overheat Fault (PTC Input)]
0021 CE [Modbus Communication Error]
0022 bUS [Option Communication Error]
0025 CF [Control Fault]
0026 SvE [Zero Servo Fault]
0027 EF0 [Option Card External Fault]
0028 FbL [PID Feedback Loss]
0029 UL3 [Undertorque Detection 1]
002A UL4 [Undertorque Detection 2]
002B oL7 [High Slip Braking Overload]
0030 Includes oFx Fault [Hardware Fault]
0032 dv1 [Z Pulse Fault]
0033 dv2 [Z Pulse Noise Fault Detection]
0034 dv3 [Inversion Detection]
0035 dv4 [Inversion Prevention Detection]
0036 LF2 [Output Current Imbalance]
0037 STPo [Motor Step-Out Detected]
0038 PGoH [Encoder (PG) Hardware Fault]
0039 E5 [MECHATROLINK Watchdog Timer Err]
003B SEr [Speed Search Retries Exceeded]
0041 FbH [Excessive PID Feedback]
0042 EF1 [External Fault (Terminal S1)]
0043 EF2 [External Fault (Terminal S2)]
0044 oL5 [Mechanical Weakening Detection 1]
0045 UL5 [Mechanical Weakening Detection 2]
0046 CoF [Current Offset Fault]
Fault Code
(Hex.)
Name
0049 dWFL [DriveWorksEZ Fault]
004A dWF1 [EEPROM Memory DWEZ Data Error]
004B dWF2 [DriveWorksEZ Fault 2]
004C dWF3 [DriveWorksEZ Fault 3]
004E rF [Braking Resistor Fault]
004F boL [BrakingTransistor Overload Fault]
0051 LSo [LSo Fault]
0052 nSE [Node Setup Error]
005B dv7 [Polarity Judge Timeout]
0083, 0084
0087 - 0089
008C - 008F
0091 - 0099
009B - 00A8
CPF02 - CPF39 [Control Circuit Error]
0101 oFA00 [Option Not Compatible with Port]
0102, 0106,
0107
0111 - 0118
0131 - 013E
oFA01 - oFA43 [Option Fault/Connection Error]
0201 oFb00 [Option Not Compatible with Port]
0202, 0203,
0206, 0207
0211 - 0218
0231 - 023E
oFb01 - oFb43 [Option Fault/Connection Error]
0301 oFC00 [Option Not Compatible with Port]
0302, 0303,
0306, 0307
0311 - 0318
0351 - 0356
oFC01 - oFC55 [Option Fault/Connection Error]
0401 TiM [Keypad Time Not Set]
0402 bAT [Keypad Battery Low Voltage]
040F SCF [Safety Circuit Fault]
0413 FAn1 [Drive Cooling Fan Failure]
0414 CP1 [Comparator 1 Limit Error]
0415 CP2 [Comparator 2 Limit Error]
0416 bCE [Bluetooth Communication Fault]
■ Minor Fault/Alarm Contents
Table 6.15 lists the minor fault/alarm codes that communications register (007F (Hex.)) reads.
Table 6.15 Minor Fault/Alarm Contents (007 (Hex.))
Minor Fault/
Alarm Code
(Hex.)
Name
0001 Uv [Undervoltage]
0002 ov [Overvoltage]
0003 oH [Heatsink Overheat]
0004 Overheat Alarm (oH2)
0005 oL3 [Overtorque 1]
Minor Fault/
Alarm Code
(Hex.)
Name
0006 oL4 [Overtorque 2]
0007 EF [FWD/REV Run Command Input Error]
0008 bb [Baseblock]
0009 EF3 [External Fault (Terminal S3)]
000A EF4 [External Fault (Terminal S4)]