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Chapter 1 Introduction; Replacement With Anywire Db A20 - Mitsubishi Electric MELSEC-I/OLINK Handbook

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1
INTRODUCTION
1

1.1 Replacement with AnyWire DB A20

The MELSEC-Q and L series do not have an MELSEC-I/OLINK master module. Therefore, the
alternatives are the AnyWire DB A20 or the CC-Link/LT. Features for replacement are listed in the
following table.
Replacing MELSEC-I/OLINK with AnyWire DB A20 or CC-Link/LT
Item
External power supply
Connection type
Connection cable
I/O module type
Programming
Point
AnyWire products are not available in some countries. For details, please consult your local Mitsubishi
representative.
This transition handbook explains replacement of the MELSEC-I/OLINK with the AnyWire DB A20.
For replacement with the CC-Link/LT, refer to the following transition handbook.
Transition from MELSEC-I/OLINK to CC-Link/LT Handbook
1
- 1
INTRODUCTION
1
Replacement with AnyWire DB A20
Compati-
Description
bility
The existing I/OLINK external power supply
can be used.
T-branch system, or tree branch system
The existing I/OLINK cables can be used.
4, 8, or 16 points
Input module/Output module/I/O combined
module
The master module occupies 32 points.
×
The I/O module address becomes the
specified device by the FROM/TO instruction.
: Compatible, ×: Not compatible
Replacement with CC-Link/LT
Compati-
Description
bility
×
A power supply adapter is necessary.
T-branch system
×
New cables must be installed.
2, 4, or 8 points
Input module/Output module/I/O combined
module
XY address of the master module becomes
XY address of the I/O module.
Needless to change address (up to 64 points)

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