Omron CVM1-CLK21, CS1W-RPT01, C200HW-CLK21 Unit Version Notation, Function Support by Unit Version

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:

Notation in product nameplate	Notation in this manual	Remarks
Ver.1.2 or later after the lot number	CS/CJ-series Controller Link Units	Information for which no particular
	with unit version 1.2 or later	version is specified applies to all
		unit versions.
Blank after the lot number	Pre-Ver. 1.2 CS/CJ-series Control-
	ler Link Units

Function Support by Unit Version

Functions	Earlier version (Pre-Ver. 1.2)	Unit version 1.2
	CS1W-CLK21-V1	CS1W-CLK21-V1
	CJ1W-CLK21-V1	CJ1W-CLK21-V1
Maximum number of data link	12,000 max.	20,000 max.
words (data link area for sending/
receiving that is created for a sin-
gle node in a single CPU Unit)
Data Link Area	The same area cannot be allo-	The same area can be allocated
	cated for both Area 1 and Area 2.	for both Area 1 and Area 2.
Maximum number of Units con-	4 Units	8 Units
nected to a single CPU Unit

Note 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.

Unit Versions and Manufacturing Dates/Lot Numbers

Model	Until August 2004	From September 2004
CS1W-CLK21-V1	Pre-Ver. 1.2	Unit version 1.2
		(Lot No. 040901 and later)
CJ1W-CLK21-V1

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