MELSEC FX SeriesProgrammable ControllersUser's ManualFX3UMODBUS SerialCommunication EditionMITSUBISHI ELECTRICMITSUBISHI ELECTRICArt. no: JY997D2
6FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition Related manualsRelated manualsFor a detailed explanation of t
96FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.5 Communication Event log4) When proce
97FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition10 Creating Programs10.1 Checking Contents of Related Devices
98FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition10 Creating Programs10.3 Creating Programs for the Slave Stat
99FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition10 Creating Programs10.4 Cautions on Program Creation1Outline
100FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition11 Practical Program Examples11.1 Setting Program for Master
101FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition11 Practical Program Examples11.1 Setting Program for Master
102FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition11 Practical Program Examples11.2 Setting Program for Slave
103FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.1 Checking the FX3U PLC Version Applica
104FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.5 Checking Setting Contents and Errors2
105FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.5 Checking Setting Contents and Errors1
7FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition Generic Names and Abbreviations Used in ManualsGeneric Names
106FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.6 MODBUS Error Code List2) Error codesW
107FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.6 MODBUS Error Code List11Practical Pro
108FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.6 MODBUS Error Code List0210Invalid Dev
109FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.6 MODBUS Error Code List11Practical Pro
110FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition12 Troubleshooting12.6 MODBUS Error Code List1. Exception co
111WarrantyFX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionWarrantyPlease confirm the following product warrant
112Revised HistoryFX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionRevised HistoryDate Revision Discription4/200
MITSUBISHI ELECTRICMITSUBISHIELECTRICFACTORY AUTOMATIONMitsubishi Electric Europe B.V. /// FA - European Business Group /// Gothaer Straße 8 /// D -40
8FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition1 Outline1.1 Outline of System1. OutlineThis chapter outlines
9FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition1 Outline1.2 Major Procedures until Operation1Outline2Specific
10FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition1 Outline1.3 PLC Communication Type Applicability1.3 PLC Comm
11FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition1 Outline1.4 Programming Tool Applicability1Outline2Specifica
12FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition2 Specifications2.1 Communication Specifications2. Specificat
13FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition2 Specifications2.2 Link Time1Outline2Specifications3System C
14FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition2 Specifications2.2 Link TimeThe Master processing time (Tm)
15FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition2 Specifications2.2 Link Time1Outline2Specifications3System C
16FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition3 System Configuration3.1 System Configuration3. System Confi
17FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition3 System Configuration3.2 Applicable FX PLC and Communication
18FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition3 System Configuration3.2 Applicable FX PLC and Communication
19FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition3 System Configuration3.3 Limitation when Channel 1 and Chann
20FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.1 Wiring Procedure4. WiringThis chapter explains th
21FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.2 Selecting Connection Method1Outline2Specification
22FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.3 Selecting Cables and Terminal Resistors (MODBUS R
23FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.3 Selecting Cables and Terminal Resistors (MODBUS R
24FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.4 Connection Diagram for MODBUS RS-232C4.4 Connecti
25FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.5 Connection Diagram for MODBUS RS-4851Outline2Spec
(1)Safety Precautions(Read these precautions before use.)Before installing, operating, maintenance or inspecting this product, thoroughly read and und
26FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition4 Wiring4.6 Grounding4.6 GroundingGrounding should be perform
27FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition5 Communication Setup5.1 Setup method for MODBUS serial commu
28FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition5 Communication Setup5.2 Example of communication setupThe la
29FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition5 Communication Setup5.2 Example of communication setup1Outli
30FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition5 Communication Setup5.3 Simultaneous N:N Networking and MODB
31FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition5 Communication Setup5.4 Cautions on Communication Setup1Outl
32FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.1 Special Data Re
33FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.1 Special Data Re
34FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.1 Special Data Re
35FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.1 Special Data Re
(2)Safety Precautions(Read these precautions before use.)2. WIRING PRECAUTIONS 3. STARTUP AND MAINTENANCE PRECAUTIONS • Cut off all phases of the powe
36FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.1 Special Data Re
37FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.2 Communication s
38FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.3 Special Auxilia
39FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.3 Special Auxilia
40FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition6 Related Devices and Communication Status6.4 Communication s
41FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.1 MODBUS Standard Commands Suppor
42FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.1 MODBUS Standard Commands Suppor
43FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.2 Frame Specifications1Outline2Sp
44FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.2 Frame Specifications7.2.1 Frame
45FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.2 Frame Specifications1Outline2Sp
1FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionFX3U Series Programmable ControllersUser's Manual[MODBUS
46FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.2 Frame Specificationsb) ASCII mo
47FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.2 Frame Specifications1Outline2Sp
48FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.3 Protocol Data Unit Formats by C
49FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.3 Protocol Data Unit Formats by C
50FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.4 Read Coils (Command Code: 0x01)
51FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.5 Read Discrete Inputs (Command C
52FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.6 Read Holding Registers (Command
53FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.7 Read Input Registers (Command C
54FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.8 Write Single Coil (Command Code
55FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.9 Write Single Register (Command
2FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionOutline Precautions• This manual provides information for the
56FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.10 Read Exception Status (Command
57FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
58FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
59FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
60FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
61FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
62FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
63FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
64FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
65FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
3FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionTable of ContentsTable of ContentsSAFETY PRECAUTIONS ...
66FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
67FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
68FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
69FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
70FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.11 Diagnostics (Command Code: 0x0
71FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.12 Get Communications Event Count
72FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.13 Get Communications Event Log (
73FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.14 Write Multiple Coils (Command
74FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.15 Write Multiple Registers (Comm
75FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.16 Report Slave ID (Command Code:
4FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionTable of Contents6. Related Devices and Communication Status
76FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.17 Mask Write Register (Command C
77FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition7 MODBUS Standard Commands7.18 Read/Write Multiple Registers
78FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition8 Master Specification8.1 MODBUS Master Command List8. Master
79FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition8 Master Specification8.2 FNC 276 - MODBUS Read/Write Instruc
80FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition8 Master Specification8.3 ADPRW Command Parameters8.3 ADPRW C
81FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition8 Master Specification8.3 ADPRW Command Parameters1Outline2Sp
82FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition8 Master Specification8.3 ADPRW Command Parameters8HDiagnosis
83FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition8 Master Specification8.3 ADPRW Command Parameters1Outline2Sp
84FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.1 MODBUS Slave Command Code List9. Sla
85FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.2 MODBUS device address allocation1Out
5FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication EditionTable of Contents9. Slave Specification 849.1 MODBUS Slave C
86FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.3 MODBUS device address allocation (De
87FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
88FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
89FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
90FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
91FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
92FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
93FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.4 User defined MODBUS Device Address A
94FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.5 Communication Event log9.5 Communica
95FX3U Series Programmable ControllersUser’s Manual - MODBUS Serial Communication Edition9 Slave Specification9.5 Communication Event log1Outline2Spec
Comentarios a estos manuales