Mitsubishi Electric FX2N-32ASI-M User manual

USER’S MANUAL
FX2N-32ASI-M AS-interface Master Block

FX2N-32ASI-M AS-interface Master Block
Foreword
•This manual contains text, diagrams and explanations which will guide the reader in the correct installation
and operation of the communication facilities of FX series.
•Before attempting to install or use the communication facilities of FX series this manual should be read and
understood.
•If in doubt at any stage of the installation of the communication facilities of FX series always consult a
professional electrical engineer who is qualified and trained to the local and national standards which apply to
the installation site.
•If in doubt about the operation or use of the communication facilities of FX series please consult the nearest
Mitsubisi Electric distributor.
•This manual is subject to change without notice.

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FX2N-32ASI-M AS-interface
Master Block
User’s Manual
This manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent
licenses. Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial
property rights which may occur as a result of using the contents noted in this manual.
FX2N-32ASI-M AS-interface Master Block
Manual number : JY992D76901
Manual revision : F
Date : October 2006

FX2N-32ASI-M AS-interface Master Block
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FX2N-32ASI-M AS-interface Master Block
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Guidelines for the safety of the user and protection of the FX2N-32ASI-M
AS-interface Master Block.
This manual provides information for the use of the FX2N-32ASI-M AS-interface Master Block.
The manual has been written to be used by trained and competent personnel. The definition of
such a person or persons is as follows:
a) Any engineer who is responsible for the planning, design and construction of automatic
equipment using the product associated with this manual should be of a competent
nature, trained and qualified to the local and national standards required to fulfill that
role. These engineers should be fully aware of all aspects of safety with regards to
automated equipment.
b) Any commissioning or service engineer must be of a competent nature, trained and
qualified to the local and national standards required to fulfill that job. These engineers
should also be trained in the use and maintenance of the completed product. This
includes being completely familiar with all associated documentation for said product. All
maintenance should be carried out in accordance with established safety practices.
c) All operators of the completed equipment should be trained to use that product in a safe
and co-ordinated manner in compliance to established safety practices. The operators
should also be familiar with documentation which is connected with the actual operation
of the completed equipment.
Note : The term ‘completed equipment’ refers to a third party constructed device which
contains or uses the product associated with this manual.

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Note’s on the symbols used in this manual
At various times through out this manual certain symbols will be used to highlight points of
information which are intended to ensure the users personal safety and protect the integrity of
equipment. Whenever any of the following symbols are encountered its associated note must
be read and understood. Each of the symbols used will now be listed with a brief description of
its meaning.
Hardware warnings
1) Indicates that the identified danger WILL cause physical and property damage.
2) Indicates that the identified danger could POSSIBLY cause physical and property
damage.
3) Indicates a point of further interest or further explanation.
Software warning
4) Indicates special care must be taken when using this element of software.
5) Indicates a special point which the user of the associate software element should
be aware.
6) Indicates a point of interest or further explanation.

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• Under no circumstances will Mitsubishi Electric be liable responsible for any consequential
damage that may arise as a result of the installation or use of this equipment.
• All examples and diagrams shown in this manual are intended only as an aid to
understanding the text, not to guarantee operation. Mitsubishi Electric will accept no
responsibility for actual use of the product based on these illustrative examples.
• Owing to the very great variety in possible application of this equipment, you must satisfy
yourself as to its suitability for your specific application.

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Table of contents
Guideline .............................................................................................iii
Table of contents
1. Introduction............................................................................................1-1
1.1 External Dimensions and Each Part Name ......................................................... 1-2
1.2 System configuration ........................................................................................... 1-4
1.3 Applicable PLC .................................................................................................... 1-5
1.3.1 Controlled Maximum I/O Points of Each PLC............................................................ 1-5
1.3.2 Maximum Controlled Slave Units .............................................................................. 1-6
2. Wiring ....................................................................................................2-1
2.1 Caution for Wiring................................................................................................ 2-1
2.2 Wiring .................................................................................................................. 2-2
3. Specifications ........................................................................................3-1
3.1 Environmental Specifications .............................................................................. 3-1
3.2 Power Supply Specifications ............................................................................... 3-1
3.3 Performance Specifications................................................................................. 3-2
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4. Master Start-Up .....................................................................................4-1
4.1 Flow of Master Start-Up....................................................................................... 4-1
4.2 Off-line Phase...................................................................................................... 4-2
4.3 Detection Phase .................................................................................................. 4-2
4.4 Activation Phase.................................................................................................. 4-2
4.5 Start of Normal Operation.................................................................................... 4-3
5. Allocation of Buffer Memories (BFMs)...................................................5-1
5.1 Buffer Memories (BFM) List................................................................................. 5-1
5.2 Execution Control (EC) Flags and Host Interface (HI) Flags
<BFM #0 bit 0 to bit 3 and #8> ............................................................................ 5-3
5.2.1 Execution Control (EC) Flags (Using FROM Instruction)
<BFM #0 bit 0 to 3, BFM #8> .................................................................................... 5-4
5.2.2 Host Interface (HI) Flags (Using TO Instruction) <BFM #0 bit 0 to bit 3>.................. 5-7
5.3 Input and Output Data for AS-interface slave
<BFM #0 bit 4 to bit 15 and #1 to #7> (Read / Write).......................................... 5-8
5.4 Watchdog Time Setting <BFM #9> (Read / Write) .............................................. 5-9
5.5 List of Detected Slave (LDS) <BFM #10, #11> (Read only).............................. 5-10
5.6 List of Activated Slaves (LAS) <BFM #12, #13> (Read only)............................ 5-11
5.7 List of Projected Slaves (LPS) <BFM #14, #15> (Read / Write)........................ 5-12
5.8 List of Slaves with Configuration Differences <BFM #16, #17> (Read only)..... 5-13
5.9 Command Buffer <BFM #20 to 22> (Read / Write) ........................................... 5-14
5.9.1 Command Word List................................................................................................ 5-15
5.9.2 Result List................................................................................................................5-18
5.9.3 Example Program for Command Buffer .................................................................. 5-19