vii
Using the Unit Version Labels
Unit version labels are provided with the product. These labels can be attached to the front of previous
Controller Link Units to differentiate between Controller Link Units of different unit versions.
Unit Version Notation
The unit versions are indicated in this manual as follows:
Function Support by Unit Version
Note
(1) Use the CX-Net in CX-Programmer version 5.0 or later to set a data link
area in which the number of send and receive words exceeds 12,000
words, or to set data link tables that allocate the same area for Area 1 and
Area 2.
(2) Use the CX-Integrator Data Link Setting Tool version 3.2.1.1 or later to set
data link tables with more than 1,000 send words per node. For informa-
tion on checking the version number, refer to
Data Link Setting Tool Version
Unit Versions and Manufacturing Dates/Lot Numbers
Notation in product nameplate
Notation in this manual
Remarks
Ver.1.2 or later after the lot number CS/CJ-series Controller Link Units
with unit version 1.2 or later
Information for which no particular
version is specified applies to all unit
versions.
Blank after the lot number
Pre-Ver. 1.2 CS/CJ-series Controller
Link Units
Functions
Unit version 2.0
Unit version 1.2
Earlier version
(Pre-Ver. 1.2)
CS1W-CLK23
CJ1W-CLK23
CS1W-CLK21-V1
CJ1W-CLK21-V1
CS1W-CLK21-V1
CJ1W-CLK21-V1
Maximum number of data link
words (data link area for sending/
receiving that is created for a sin-
gle node in a single CPU Unit)
20,000 max. (See note 1.)
12,000 max.
Number of send words per node
(total of area 1 and area 2)
4,000 words max. (See
note 2.)
1,000 words max.
Data Link Area
The same area can be allocated for both Area 1
and Area 2.
The same area cannot
be allocated for both
Area 1 and Area 2.
Maximum number of Units con-
nected to a single CPU Unit
8 Units
4 Units
Model
Until August 2004
From September 2004
From September 2007
CS1W-CLK21-V1
Pre-Ver. 1.2
Unit version 1.2
(Lot No. 040901 and later)
CJ1W-CLK21-V1
CS1W-CLK23
---
---
Unit version 2.0
CJ1W-CLK23
Summary of Contents for C200HW-CLK21
Page 3: ...iv ...
Page 9: ...x ...
Page 12: ...xiii TABLE OF CONTENTS Index 367 Revision History 373 ...
Page 13: ...xiv ...
Page 19: ...xx ...
Page 57: ...32 Application Precautions Section 1 5 Example CX Programmer Response Timeout Setting ...
Page 69: ...44 Message Service Procedure Section 2 2 ...
Page 111: ...86 Constructing Networks with Repeater Units Section 3 4 ...
Page 154: ...129 Setting Data Links Section 5 2 Device Information Setting Data Link Tables ...
Page 261: ...236 Response Codes Section 6 7 ...
Page 297: ...272 Message Delay Times Section 8 4 ...
Page 353: ...328 Handling Precautions Section 9 6 ...
Page 364: ...339 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 365: ...340 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 369: ...344 Standard Models Appendix A ...
Page 391: ...366 Using the Relay Terminal Block Appendix C ...
Page 397: ...372 Index ...
Page 401: ...376 Revision History ...