
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, 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 Multi-Function Digital Input S8
0002H Frequency Reference 30000/100%
u
Fault Trace Contents
The table below shows the fault codes that can be read out by MEMOBUS/Modbus commands from the U2-oo monitor
parameters.
Table C.5 Fault Trace / History Register Contents
Fault Code Fault Name
0002H Undervoltage (Uv1)
0003H Control Power Supply Undervoltage (Uv2)
0004H Soft Charge Circuit Fault (Uv3)
0005H IGBT Short Circuit (SC)
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)
000EH Overtorque Detection 2 (oL4)
000FH Dynamic Braking Transistor (rr)
0010H Braking Resistor Overheat (rH)
0011H Pump Fault at Input Terminal S3 (EF3)
0012H Pump Fault at Input Terminal S4 (EF4)
0013H Pump Fault at Input Terminal S5 (EF5)
0014H Pump Fault at Input Terminal S6 (EF6)
0015H Pump Fault at Input Terminal S7 (EF7)
0016H Pump Fault at Input Terminal S8 (EF8)
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)
Fault Code Fault Name
0021H MEMOBUS/Modbus Communication Error (CE)
0022H Option Communication Error (bUS)
0027H Option External Fault (EF0)
0028H PID Feedback Loss (FbL)
0029H Undertorque Detection 1 (UL3)
002AH Undertorque Detection 2 (UL4)
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 PID Feedback Loss (FbH)
0042H Pump Fault 1, Input Terminal S1 (EF1)
0043H Pump 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)
004EH Braking Resistor Transistor Fault (rF)
004FH Braking Transistor Overload Fault (boL)
0050H Motor Overheat (NTC Input) (oH5)
0052H Node Setup Fault (nSE)
0053H Thermistor Disconnect (THo)
005AH Underload Detection 6 (UL6)
005DH HOA Time Not Set (TIM)
005EH HOA Battery Low (bAT)
005FH HOA Time Deviation Error (TdE)
C.9 MEMOBUS/Modbus Data Table
440
YASKAWA TOEP YAIP1W 01B YASKAWA AC Drive - iQpump1000 Quick Start Guide
Comments to this Manuals