<3> Display is in the following units: 5A0007 to 5A0017: 0.01 A units; 5A0022 to 5A0242: 0.1 A units.
<4> Set the number of motor poles to parameter E2-04, E4-04, or E5-05 depending on the motor being used.
u
Broadcast Messages
Data can be written from the master to all slave devices at the same time.
The slave address in a broadcast command message must be set to 00H. All slaves will receive the message, but will not
respond.
Register No.
Contents
0001H
Digital Input Command
bit 0
Forward Run (0: Stop 1: Run)
bit 1
Direction Command (0: Forward, 1: Reverse)
bit 2, bit 3
Reserved
bit 4
External Fault
bit 5
Fault Reset
bit 6 to B
Reserved
bit C
Multi-Function Digital Input S5
bit D
Multi-Function Digital Input S6
bit E
Multi-Function Digital Input S7
bit F
Reserved
0002H
Frequency Reference
30000/100%
u
Fault Trace Contents
The table below shows the drive fault codes that can be read out by MEMOBUS/Modbus commands from the U2-
oo
monitor
parameters.
Table E.3 Fault Trace / History Register Contents
Fault Code
Fault Name
0002H
Undervoltage (Uv1)
0003H
Control Power Supply Undervoltage (Uv2)
0004H
Soft Charge Circuit Fault (Uv3)
0006H
Ground Fault (GF)
0007H
Overcurrent (oC)
0008H
Overvoltage (ov)
0009H
Heatsink Overheat (oH)
000AH
Heatsink Overheat (oH1)
000BH
Motor Overload (oL1)
000CH
Drive Overload (oL2)
000DH
Overtorque Detection 1 (oL3)
0011H
External Fault at Input Terminal S3 (EF3)
0012H
External Fault at Input Terminal S4 (EF4)
0013H
External Fault at Input Terminal S5 (EF5)
0014H
External Fault at Input Terminal S6 (EF6)
0015H
External Fault at Input Terminal S7 (EF7)
001BH
Input Phase Loss (PF)
001CH
Output Phase Loss (LF)
001DH
Motor Overheat (PTC input) (oH3)
001EH
Digital Operator Connection (oPr)
001FH
EEPROM Write Error (Err)
0020H
Motor Overheat (PTC input) (oH4)
0021H
MEMOBUS/Modbus Communication Error (CE)
0022H
Option Communication Error (bUS)
Fault Code
Fault Name
0027H
Option External Fault (EF0)
0028H
PI Feedback Loss (FbL)
0029H
Undertorque Detection 1 (UL3)
002BH
High Slip Braking Overload (oL7)
0030H
Hardware Fault (including oFx)
0036H
Output Current Imbalance (LF2)
0037H
Pullout Detection (Sto)
003BH
Too Many Speed Search Restarts (SEr)
0041H
PI Feedback Loss (FbH)
0042H
External Fault 1, Input Terminal S1 (EF1)
0043H
External Fault 2, Input Terminal S2 (EF2)
0046H
Current Offset Fault (CoF)
0047H
PLC Detection Error 1 (PE1)
0048H
PLC Detection Error 2 (PE2)
004DH
Output Voltage Detection Fault (voF)
0052H
Node Setup Fault (nSE)
005AH
Motor Underload Protection (UL6)
0083H
A/D Conversion Error (CPF02)
0084H
PWM Data Fault (CPF03)
0087H
EEPROM Memory Data Error (CPF06)
0088H
Terminal Board Connection Error (CPF07)
0089H
EEPROM Serial Communication Fault (CPF08)
008CH
RAM Fault (CPF11)
008DH
Flash Memory Circuit Exception (CPF12)
E.9 MEMOBUS/Modbus Data Table
YASKAWA SIEP YAIZ1U 03B YASKAWA AC Drive – Z1000 Programming Manual
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E
MEMOBUS/Modbus Communications