C.1 MEMOBUS/Modbus Configuration ..................................................................................506
C.2 Communication Specifications........................................................................................507
C.3 Connecting to a Network ..................................................................................................508
Network Cable Connection.............................................................................................................. 508
Wiring Diagram for Multiple Connections ........................................................................................ 509
Network Termination ....................................................................................................................... 510
C.4 MEMOBUS/Modbus Setup Parameters ...........................................................................511
MEMOBUS/Modbus Serial Communication.................................................................................... 511
C.5 Drive Operations by MEMOBUS/Modbus........................................................................514
Observing the Drive Operation........................................................................................................ 514
Controlling the Drive........................................................................................................................ 514
C.6 Communications Timing...................................................................................................515
Command Messages from Master to Drive..................................................................................... 515
Response Messages from Drive to Master ..................................................................................... 515
C.7 Message Format ................................................................................................................516
Message Content ............................................................................................................................ 516
Slave Address ................................................................................................................................. 516
Function Code ................................................................................................................................. 516
Data................................................................................................................................................. 516
Error Check ..................................................................................................................................... 516
C.8 Message Examples ...........................................................................................................518
Reading Drive MEMOBUS/Modbus Register Contents .................................................................. 518
Loopback Test................................................................................................................................. 518
Writing to Multiple Registers............................................................................................................ 519
C.9 MEMOBUS/Modbus Data Table........................................................................................520
Command Data ............................................................................................................................... 520
Monitor Data.................................................................................................................................... 521
Broadcast Messages....................................................................................................................... 532
Fault Trace Contents....................................................................................................................... 533
Alarm Register Contents ................................................................................................................. 535
C.10 Enter Command.................................................................................................................536
Enter Command Types ................................................................................................................... 536
Enter Command Settings when Upgrading the Drive...................................................................... 536
C.11 Communication Errors .....................................................................................................537
MEMOBUS/Modbus Error Codes.................................................................................................... 537
Slave Not Responding..................................................................................................................... 537
C.12 Self-Diagnostics ................................................................................................................538
D. STANDARDS COMPLIANCE .............................................................................. 539
D.1 Section Safety....................................................................................................................540
D.2 European Standards .........................................................................................................542
CE Low Voltage Directive Compliance............................................................................................ 542
EMC Guidelines Compliance .......................................................................................................... 544
D.3 UL and CSA Standards .....................................................................................................550
UL Standards Compliance .............................................................................................................. 550
CSA Standards Compliance............................................................................................................ 564
Drive Motor Overload Protection ..................................................................................................... 564
Precautionary Notes on External Heatsink (IP00/Open Type Enclosure) ....................................... 565
Table of Contents
YASKAWA SIEP YAIP1U 01C AC Drive - P1000 Technical Manual
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