YASKAWA AC Drive-A1000 - Page 13

U3: Fault History.............................................................................................................................. 451
U4: Maintenance Monitors .............................................................................................................. 452
U5: PID Monitors ............................................................................................................................. 453
U6: Operation Status Monitors ........................................................................................................ 454
U8: DriveWorksEZ Monitors............................................................................................................ 455
B.16 Control Mode Dependent Parameter Default Values .....................................................456
A1-02 (Motor 1 Control Mode) Dependent Parameters .................................................................. 456
E3-01 (Motor 2 Control Mode) Dependent Parameters .................................................................. 458
B.17 V/f Pattern Default Values.................................................................................................459
B.18 Defaults by Drive Model (o2-04) and ND/HD (C6-01) ......................................................460
C. MEMOBUS/MODBUS COMMUNICATIONS........................................................ 463
C.1 MEMOBUS/Modbus Configuration ..................................................................................464
C.2 Communication Specifications........................................................................................465
C.3 Connecting to a Network ..................................................................................................466
Network Cable Connection.............................................................................................................. 466
Wiring Diagram for Multiple Connection.......................................................................................... 466
Network Termination ....................................................................................................................... 467
C.4 MEMOBUS/Modbus Setup Parameters ...........................................................................468
MEMOBUS/Modbus Serial Communication.................................................................................... 468
C.5 Drive Operations by MEMOBUS/Modbus........................................................................471
Observing the Drive Operation........................................................................................................ 471
Controlling the Drive........................................................................................................................ 471
C.6 Communications Timing...................................................................................................472
Command Messages from Master to Drive..................................................................................... 472
Response Messages from Drive to Master ..................................................................................... 472
C.7 Message Format ................................................................................................................473
Message Content ............................................................................................................................ 473
Slave Address ................................................................................................................................. 473
Function Code ................................................................................................................................. 473
Data................................................................................................................................................. 473
Error Check ..................................................................................................................................... 473
C.8 Message Examples ...........................................................................................................475
Reading Drive MEMOBUS/Modbus Register Contents .................................................................. 475
Loopback Test................................................................................................................................. 475
Writing to Multiple Registers............................................................................................................ 476
C.9 MEMOBUS/Modbus Data Table........................................................................................477
Command Data ............................................................................................................................... 477
Monitor Data.................................................................................................................................... 478
Broadcast Messages....................................................................................................................... 488
Fault Trace Contents....................................................................................................................... 489
Alarm Register Contents ................................................................................................................. 491
C.10 Enter Command.................................................................................................................492
Enter Command Types ................................................................................................................... 492
Enter Command Settings when Upgrading the Drive...................................................................... 492
C.11 Communication Errors .....................................................................................................493
MEMOBUS/Modbus Error Codes.................................................................................................... 493
Slave Not Responding..................................................................................................................... 493
Table of Contents
YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual
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