Panasonic FP7 Series User manual

PROGRAMMABLE CONTROLLER
FP7 CPU Unit
User's Manual
COM port communication
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Safety Precautions
Observe the following notices to ensure personal safety or to prevent accidents.
To ensure that you use this product correctly, read this User’s Manual thoroughly before use.
Make sure that you fully understand the product and information on safety.
This manual uses two safety flags to indicate different levels of danger.
WARNING
If critical situations that could lead to user’s death or serious injury is assumed by
mishandling of the product.
-Always take precautions to ensure the overall safety of your system, so that the whole
system remains safe in the event of failure of this product or other external factor.
-Do not use this product in areas with inflammable gas. It could lead to an explosion.
-Exposing this product to excessive heat or open flames could cause damage to the lithium
battery or other electronic parts.
CAUTION
If critical situations that could lead to user’s injury or only property damage is
assumed by mishandling of the product.
-To prevent excessive exothermic heat or smoke generation, use this product at the values
less than the maximum of the characteristics and performance that are assured in these
specifications.
-Do not dismantle or remodel the product. It could cause excessive exothermic heat or smoke
generation.
-Do not touch the terminal while turning on electricity. It could lead to an electric shock.
-Use the external devices to function the emergency stop and interlock circuit.
-Connect the wires or connectors securely.
The loose connection could cause excessive exothermic heat or smoke generation.
-Do not allow foreign matters such as liquid, flammable materials, metals to go into the inside
of the product. It could cause excessive exothermic heat or smoke generation.
-Do not undertake construction (such as connection and disconnection) while the power
supply is on. It could lead to an electric shock.
Copyright / Trademarks
-This manual and its contents are copyrighted.
-You may not copy this manual, in whole or part, without written consent of Panasonic
Industrial Devices SUNX Co., Ltd.
-Windows is a registered trademark of Microsoft Corporation in the United States and other
countries.
-All other company names and product names are trademarks or registered trademarks of
their respective owners. PLC_ORG
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Introduction
Thank you for buying a Panasonic product. Before you use the product, please carefully read
the installation instructions and the users manual, and understand their contents in detail to
use the product properly.
Types of Manual
There are different types of users manual for the FP7 series, as listed below. Please refer to
a relevant manual for the unit and purpose of your use.

The manuals can be downloaded on our website.
Unit name or purpose of
use Manual name Manual code
FP7 Power Supply Unit
FP7 CPU Unit FP7 CPU Unit Users Manual
(Hardware) WUME-FP7CPUH
Instructions for Built-in
COM Port
FP7 Extension
(Communication)
Cassette
FP7 CPU Unit Users Manual
(COM Port Communication) WUME- FP7COM
Instructions for Built-in
LAN Port FP7 CPU Unit Users Manual (LAN Port Communication) WUME-FP7LAN
FP7 Digital Input/Output Unit FP7 Digital Input/Output Unit Users Manual WUME-FP7DIO
FP7 Analog Input Unit FP7 Analog Input Unit Users Manual WUME-FP7AIH
FP7 Analog Output Unit FP7 Analog Output Unit Users Manual WUME-FP7AOH
FP7 Positioning Unit FP7 Positioning Unit Users Manual WUME-FP7POSP
PHLS System PHLS System Users Manual WUME-PHLS
Programming Software
FPWIN GR7 FPWIN GR7 Introduction Guidance WUME-FPWINGR7
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Table of Contents
ii
Table of Contents
1. Communication Functions of CPU Unit............................1-1
1.1 Communication Ports of CPU Unit......................................................... 1-2
1.1.1 Types and Purposes of Communication Ports........................................1-2
1.2 Communication Functions Supported by Each Port............................... 1-3
1.2.1 Applications that can be Used in Each Port............................................1-3
1.2.2 Types of Communication Cassette.........................................................1-3
1.3 Overview of Communication Functions.................................................. 1-4
1.3.1 PLC Link Functions (MEWNET-W0).......................................................1-4
1.3.2 MEWTOCOL Master/Slave Communication...........................................1-5
1.3.3 MODBUS RTU Master/Slave Communication........................................1-6
1.3.4 General-Purpose Communication...........................................................1-7
2. Wiring the COM. Port..........................................................2-1
2.1 Attaching a Communication Cassette.................................................... 2-2
2.1.1 Attachment Instructions...........................................................................2-2
2.2 Wiring of COM Port Terminal Block ....................................................... 2-3
2.2.1 Suitable Wires and Tools ........................................................................2-3
2.2.2 Applicable Cable .....................................................................................2-4
2.2.3 Wiring Method.........................................................................................2-5
2.3 Wiring for CPU Unit (GT Power Supply and COM0 Port) ...................... 2-6
2.3.1 Handling of GT Power Supply Terminals................................................2-6
2.3.2 Terminal Layouts and Examples of Wiring..............................................2-6
2.4 Wiring for Communication Cassettes COM1 and COM2 ports .................................. 2-8
2.4.1 Communication Cassette AFP7CCS1 (RS-232C, 1-Channel Insulated
Type).......................................................................................................2-8
2.4.2 Communication Cassette AFP7CCS2 (RS-232C, 2-channel insulated
type) ........................................................................................................2-9
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Table of Contents
iii
2.4.3 Communication Cassette AFP7CCM1 (RS-422 / RS-485, 1-Channel
Insulated Type) .....................................................................................2-12
2.4.4 Communication Cassette AFP7CCM2 (RS-422 / RS-485, 2-Channel
Insulated Type) .....................................................................................2-15
2.4.5 Communication Cassette AFP7CCS1M1 (RS-232C 1-Channel + RS-485
1-Channel Insulated Type)....................................................................2-19
3. Setting and Confirming Communication Conditions.......3-1
3.1 Setting Applications and Communication Conditions.............................3-2
3.1.1 Applications to be Set for Each Port .......................................................3-2
3.1.2 Conditions to be Set for Each Port..........................................................3-2
3.1.3 Settings Using Tool Software FPWIN GR7.............................................3-3
3.2 Input/Output Signals Used for Communication.......................................3-4
3.2.1 I/O Allocation...........................................................................................3-4
4. PLC Link...............................................................................4-1
4.1 Operation of PLC link MEWNET-W0......................................................4-2
4.1.1 Overview of PLC Link Operation.............................................................4-2
4.1.2 Operation of Link Relays and Link Registers..........................................4-3
4.2 Configuration Required for PLC Link......................................................4-4
4.2.1 Setup Procedure.....................................................................................4-4
4.2.2 List of Setting Items.................................................................................4-5
4.3 Setting Items for PLC Link......................................................................4-6
4.3.1 Station No. Setting..................................................................................4-6
4.3.2 Max. Station No. Setting .........................................................................4-6
4.3.3 Memory Block Numbers for Link Relays and Link Registers to be Used4-7
4.3.4 Range of Use of Link Relays and Range of Use of Link Registers ........4-7
4.3.5 Starting No. for Link Relay Send Area and Sending Size.......................4-8
4.3.6 Starting No. for Link Register Send Area and Sending Size ..................4-9
4.4 PLC Link Response Time.....................................................................4-11
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Table of Contents
iv
4.4.1 Response Time of 1 Transmission Cycle..............................................4-11
4.4.2 Response Time When There is a Station Yet to be Added ..................4-13
5. MEWTOCOL Master/Slave Communication......................5-1
5.1 Configuration.......................................................................................... 5-2
5.1.1 Setting Communication Conditions.........................................................5-2
5.2 List of MEWTOCOL / MEWTOCOL7 Supporting Commands................ 5-3
5.2.1 List of MEWTOCOL Commands.............................................................5-3
5.2.2 List of MEWTOCOL7 Commands...........................................................5-3
5.3 MEWTOCOL-COM Master Communication (RECV) ............................. 5-4
5.3.1 Read Data from an External Device........................................................5-4
5.3.2 RECV Command (When MEWTOCOL-COM is Used)...........................5-6
5.4 MEWTOCOL-COM Master Communication (SEND) ............................. 5-7
5.4.1 Write Data into an External Device .........................................................5-7
5.4.2 SEND Command (When MEWTOCOL-COM is Used)...........................5-9
6. MODBUS RTU Master/Slave Communication..................6-1
6.1 Configuration.......................................................................................... 6-2
6.1.1 Setting Communication Conditions.........................................................6-2
6.2 List of MODBUS RTU Supported Commands........................................ 6-3
6.2.1 List of MODBUS Function Codes............................................................6-3
6.3 MODBUS RTU Master Communication (RECV).................................... 6-4
6.3.1 Read Data from an External Device........................................................6-4
6.3.2 RECV Command (MODBUS Function Code Specified Type)................6-6
6.3.3 RECV Command (MODBUS Function Code Unspecified Type)............6-7
6.4 MODBUS RTU Master Communication (SEND).................................... 6-8
6.4.1 Write Data into an External Device .........................................................6-8
6.4.2 SEND Command (MODBUS Function Code Specified Type)..............6-10
6.4.3 SEND Command (MODBUS Function Code Unspecified Type)..........6-11
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Table of Contents
v
7. General-Purpose Communication .....................................7-1
7.1 Operation of General-Purpose Communication......................................7-2
7.1.1 Read Data from an External Device .......................................................7-2
7.1.2 Write Data into an External Device.........................................................7-2
7.2 Configuration ..........................................................................................7-3
7.2.1 Setting Communication Conditions.........................................................7-3
7.3 Sending Operation..................................................................................7-4
7.3.1 Overview of Sending Operation..............................................................7-4
7.3.2 Contents of Sent Data.............................................................................7-6
7.3.3 GPSEND (General-Purpose Communication Sending Command)........7-7
7.3.4 Precautions on Sending Data .................................................................7-8
7.4 Receiving Operation...............................................................................7-9
7.4.1 Overview of Receiving Operation............................................................7-9
7.4.2 Contents of Received Data...................................................................7-11
7.4.3 Precautions on Receiving Data.............................................................7-11
7.4.4 Operations of the "Reception done copy" flag and multiplex reception7-12
7.4.5 GPRECV (General-Purpose Communication Receiving Command) ...7-13
7.5 Sending/Receiving Flag Operation.......................................................7-14
7.5.1 No Header (Start Code), Terminator (End Code) "CR": .......................7-14
7.5.2 Start Code "STX", End Code "ETX":.....................................................7-15
8. Specifications......................................................................8-1
8.1 Communication Function Specifications.................................................8-2
8.1.1 CPU Unit Communication Specifications................................................8-2
8.1.2 Extension Cassette Communication Specifications................................8-4
8.2 MEWTOCOL-COM Format.....................................................................8-5
8.2.1 MEWTOCOL-COM Command Format...................................................8-5
8.2.2 MEWTOCOL-COM Response Format....................................................8-7
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8.3 MEWTOCOL7-COM Format.................................................................. 8-9
8.3.1 MEWTOCOL7-COM Command Format .................................................8-9
8.3.2 MEWTOCOL7 Response Format .........................................................8-11
8.4 MODBUS RTU Format......................................................................... 8-13
8.4.1 MODBUS RTU Command Format........................................................8-13
8.4.2 MODBUS RTU Response Format ........................................................8-14
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1
Communication Functions of
CPU Unit
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Communication Functions of CPU Unit
1-2
1.1 Communication Ports of CPU Unit
1.1.1 Types and Purposes of Communication Ports
Communication Ports of CPU Unit
Functions of Ports
(1) COM1 and COM2 Ports
Attach a separately sold communication cassette to use these ports. You can select from five
types of communication cassettes.
(2) COM0 Port, GT power supply terminals
This is an RS-232C port that is equipped to a standard model of CPU unit. It is equipped with
power supply terminals (5V DC and 24V DC) to which a GT series display can be connected.
(3) LAN Port
This is equipped to a standard model of CPU unit. It is used for connection to Ethernet.
(4) USB Port
This is equipped to a standard model of CPU unit. This is used when connecting tool software.
REFERENCE
For details of communication methods using the LAN port, please see the
FP7 CPU Unit (LAN Port Communication).
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