Omron CJ1W-CLK21-V1, CVM1-CLK21, CS1W-RPT01, C200HW-CLK21 CVM1 or CV-series Startup Node

Setting Data Links Section 5-2

CVM1 or CV-series Startup Node

Set the following DM Parameter Area of the PLC of the startup node.

N: DM 2000 + 100 ⋅ (Unit number of Controller Link Unit)

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Word N

–	–	0	0	0	0	0	0	0	0	0	0	0	–
0: Always 0.													Data link mode
– : Other settings
													Set to 01 for automatic setting.
													(00 is for manual setting. Other values are invalid.)

15 8 7 0

N+1 Area 1 data link start word (BCD)

N+2 Area 1 type

N+3 Number of send words per node of area 1 (BCD)

N+4 Rightmost 4 digits of data link start word of area 2 (BCD)

	Leftmost digit of data link start word
N+5 Area 2 type
	of area 2 (BCD)

N+6 Number of send words per node of area 2 (BCD)

N+7 First data link status word (BCD)

	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1	0
N+8	16	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1
N+9	32	31	30	29	28	27	26	25	24	23	22	21	20	19	18	17

BCD: Set the value as binary-coded decimal.

Nodes to participate in the data links

The numbers indicate node numbers. The value assigned indicates whether the node is to participate in the data links.

Participate: 1

Not participate: 0

Settings

Item		Setting range
Data link mode	Specify automatic (01).
Area 1 data link start	Set the word address in BCD.
word	CIO Area: CIO 0000 to CIO 2555
	LR Area: LR 000 to LR 199 (*)
	*: When a word between LR 000 and LR 199 is speci-
	fied, the data link area will be allocated between CIO
	1000 and CIO 1199.
Area 1 type	Set the area for area 1 in BCD.
	CIO Area:	80
	LR Area:	86
	Area 1 not used: 00
Send size (number of	Set the number of words in BCD between 0 and 1,000.
words) for node of area 1	The total number of send words of area 1 and area 2
	must not exceed 1,000.
	When area 1 is not used, set to 0.
Area 2 data link start	Set the word address in BCD.
word	DM Area: DM 0000 to DM 8191
		(CV500/CVM1-CPU01)
		DM 0000 to DM 24575 (Other CPU Units)
	EM Area: Banks 00 to 07, EM 0000 to EM 32765
		(EM must be installed)
Area 2 type	Set the area for area 2 in BCD.
	DM Area:	82
	EM Area: Banks 00 to 07: 90 to 97
	Area 2 not used: 00

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