Panasonic FP2 Series User manual

PROGRAMMABLE CONTROLLER
FP2 Multi-wire Link Unit
Technical Manual
ARCT1F302E-2
2008.11

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Electric
Works.,Ltd.
-Windows and Windows NT are registered trademarks of Microsoft Corporation in the
United States and/or other countries.
-All other company names and product names are trademarks or registered
trademarks of their respective owners.
-Matsushita Electric Works,Ltd. pursues a policy of continuous improvement of the
Design and performance of its products, therefore,we reserve the right to change the manual/
product without notice.
BNTN

Table of Contents FP2 Multi-wire Link Unit
ii
Table of Contents
Before You Start v......................................................
Chapter 1 General Specifications
1.1 How the Multi-wire Link Unit Works 1 - 3.................................
1.1.1 MEWNET-W Mode 1 - 4.........................................
1.1.2 MEWNET-W2 Mode 1 - 5........................................
1.1.3 MEWNET-F Mode 1 - 6.........................................
1.2 Specifications 1 - 8....................................................
1.2.1 General Specifications 1 - 8......................................
1.2.2 Transmission Specifications 1 - 9.................................
1.2.3 Performance Specifications 1 - 10.................................
1.2.3.1 W and W2 Modes 1 - 10................................
1.2.3.2 F Mode 1 - 11.........................................
1.2.4 Transmission Cable Specifications 1 - 12...........................
1.3 Restrictions When Combinations Are Used 1 - 14..........................
1.3.1 Restrictions on the CPU 1 - 14....................................
1.3.2 Restrictions on the Installation Position 1 - 14.......................
1.3.3 Restrictions on the Number of Units that can be Installed 1 - 15.......
1.4 Confirming the Design Contents 1 - 16...................................
1.4.1 Confirming the Current Consumption 1 - 16.........................
1.4.2 Confirming I/O Allocations 1 - 16..................................
1.4.3 Confirmation When Multiple Units are Installed 1 - 17................
Chapter 2 Parts and Its Functions
2.1 Parts Terminology 2 - 3................................................
2.1.1 Status Indicator LEDs 2 - 5.......................................
2.1.2 Slave Station Number Display Selector Switch 2 - 6.................
2.2 Switch Settings 2 - 7...................................................
2.2.1 Station Number Selector 2 - 7....................................
2.2.2 Mode Selector Switches (1) 2 - 8..................................
2.2.3 Mode Selector Switches (2) 2 - 9..................................
Chapter 3 Wiring
3.1 Wiring 3 - 3..........................................................
3.1.1 Transmission Cable Wiring 3 - 3..................................
3.1.2 Crimp Terminal Specifications 3 - 4................................

Table of Contents
FP2 Multi-wire Link Unit
iii
Chapter 4 MEWNET-W Mode
4.1 W Mode Functions 4 - 3................................................
4.1.1 PC Link Function 4 - 3...........................................
4.1.2 Data Transfer Function 4 - 3......................................
4.1.3 Remote Programming Function 4 - 3...............................
4.2 PC Link 4 - 4.........................................................
4.2.1 Preparing to Use PC Link 4 - 4....................................
4.2.2 Link Area Allocations 4 - 4.......................................
4.2.3 Link Area Allocation Example 4 - 5................................
4.2.4 Sample PC Link Program 4 - 8....................................
4.2.5 Precautions When Allocating Link Areas 4 - 10......................
Appendix A What to Check If a Problem Occurs
A.1 If the CPU ERROR LED Lights 5 - 3.....................................
A.2 Confirming the Mode Being Used 5 - 4...................................
A.3 What to Check When the ERR LED Is Lighted or Blinking 5 - 5..............
A.4 What to Do If a Transmission Error Occurs 5 - 6...........................
Appendix B Dimensions
Index i-1................................................................
Record of changes R-1...............................................

Before You Start FP2 Multi-wire Link Unit
iv
Before You Start
CPU Versions Supported
This unit supports CPU Ver. 1.05 and subsequent versions. Confirm the version on the
side panel seal on the CPU, or on the [STATUS DISPLAY] in the [MONITOR] menu of
the NPST-GR.
Selecting Cables
Cables which can be used with this unit vary depending on the mode being used. For
information on cable connections, refer to section 3.1.
Mode Cables used
MEWNET-W
MEWNET-W2 Twisted pair cable
MEWNET-F Twisted pair cable, VCTF cable
About Selecting MEWNET-W2
In order to use the FP2 Multi-wire link unit in MEWNET-2 mode, the user must write
a program on a level of about 300 steps. Proceed only after carefully going over the
specifications.
Please inquire about more detailed materials regarding MEWNET-W2.

Before You Start
FP2 Multi-wire Link Unit
v
Reference Manuals
The following reference manuals are available for use with this unit, and should be
used in conjunction with this manual.
Manual name Manual number Description
FP2 Hardware
manual ARCT1F298E This introduces the hardware configuration, wiring
methods, I/O allocation, maintenance methods, and
other information pertaining to the FP2 series.
FP3/FP5 W TYPE
(WIRE) LINK
SYSTEM Manual ACG-M0032
This introduces the hardware configuration, wiring
methods, I/O allocation, maintenance methods, and
other information pertaining to the MEWNET-W.
Refer to this manual when using the MEWNET-W
mode.
FP3/FP5
REMOTE I/O
SYSTEM Manual ACG-M0028
This introduces the hardware configuration, wiring
methods, I/O allocation, maintenance methods, and
other information pertaining to the MEWNET-F.
Refer to this manual when using the MEWNET-F
mode.

Chapter 1
General Specifications
1.1 How the Multi-wire Link Unit Works 1 - 3........
1.1.1 MEWNET-W Mode 1 - 4...............
1.1.2 MEWNET-W2 Mode 1 - 5..............
1.1.3 MEWNET-F Mode 1 - 6................
1.2 Specifications 1 - 8............................
1.2.1 General Specifications 1 - 8............
1.2.2 Transmission Specifications 1 - 9........
1.2.3 Performance Specifications 1 - 10.......
1.2.3.1 W and W2 Modes 1 - 10........
1.2.3.2 F Mode 1 - 11.................
1.2.4 Transmission Cable Specifications 1 - 12.
1.3 Restrictions When Combinations Are Used 1 - 14.
1.3.1 Restrictions on the CPU 1 - 14..........
1.3.2 Restrictions on the Installation
Position 1 - 14........................
1.3.3 Restrictions on the Number of Units
that can be Installed 1 - 15.............
1.4 Confirming the Design Contents 1 - 16...........
1.4.1 Confirming the Current
Consumption 1 - 16...................
1.4.2 Confirming I/O Allocations 1 - 16........
1.4.3 Confirmation When Multiple Units are
Installed 1 - 17........................

General Specifications FP2 Multi-wire Link Unit
1-2