Error Code - YASKAWA GA700 Technical Manual

Minor
fault code
(Hex.)
0014 CE [MEMOBUS/Modbus Communication Err]
0015 bUS [Option Communication Error]
0016 CALL [Serial Comm Transmission Error]
0017 oL1 [Motor Overload]
0018 oL2 [Drive Overloaded]
001A EF0 [Option Card External Fault]
001B rUn [Motor Switch during Run]
001D CALL [Serial Comm Transmission Error]
001E UL3 [Undertorque Detection 1]
001F UL4 [Undertorque Detection 2]
0020 SE [MEMOBUS/Modbus Comm Test Mode Err]
0021 L24v [External 24V Power Supply Depletion]
0022 oH3 [Motor Overheat (PTC)]
0027 FbL [PID Feedback Loss]
0028 FbH [Excessive PID Feedback]
002A dnE [Drive Disabled]
002B PGoH [PG Hardware Fault]
0031 E5 [MECHATROLINK Watchdog Timer Err]
AEr [Station Address Setting Error (CC-Link,
0032
CANopen, MECHATROLINK)]
0033 CyC [MECHATROLINK CommCycleSettingErr]
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Error Code

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MEMOBUS/Modbus Communications Error Code List
The following table lists the MEMOBUS/Modbus communications error codes.
When an error occurs, resolve the cause of the error and restart the communications.
Error Code
Name
(Hex.)
01 Function code error
Register Number
02
Error
03 Bit Count Error
21 Data Setting Error
YASKAWA ELECTRIC SIEP C710617 01B YASKAWA AC Drive GA700 Technical Manual
Name
Table 5.11 MEMOBUS/Modbus Communications Error Code
A function code other than 03, 08, and 10 (Hex.) was set from PLC.
• No register No. is registered while attempting to access.
• Starting numbers other than 0001 or 0002 (Hex.) were set when broadcasting.
• Read and write data quantities have exceeded the 1 to 16 range. (Command message data
quantity is disabled.)
• In the write mode, the number of bytes in the message is not the number of data × 2.
• Writing control data or parameters made settings go outside the allowable setting range.
• A parameter setting error occurred when writing a parameter.
5.3 MEMOBUS/Modbus Communications
Minor
fault code
(Hex.)
0034 HCA [Current Alarm]
0035 LT-1 [Cooling Fan Maintenance Time]
0036 LT-2 [Capacitor Maintenance Time]
0039 EF1 [External Fault (terminal S1)]
003A EF2 [External Fault (terminal S2)]
003B SToF [Safe Disable Signal Input]
003C STo [Safe Disable Signal Input]
003D oL5 [Mechanical Weakening Detection 1]
003E UL5 [Mechanical Weakening Detection 2]
0042 TrPC [IGBT Maintenance Time (90%)]
0043 LT-3 [SoftChargeBypassRelay MainteTime]
0044 LT-4 [IGBT Maintenance Time (50%)]
0045 boL [BrakingTransistor Overload Fault]
0049 dWAL [DriveWorksEZ Fault]
004A dWA2 [DriveWorksEZ Alarm 2]
004B dWA3 [DriveWorksEZ Alarm 3]
0081 EP24v [External Power 24V Supply]
0082 LoG [Log Communication Fault]
0085 bAT [Keypad Battery Voltage Low]
Cause
Name
261
5