Delta Electronics manual Byte RTU-DNET → DeviceNet master Master

DeviceNet Remote I/O Communication Module RTU-DNET

	Master		RTU-DNET
	(byte)
	…		…
z RTU-DNET → DeviceNet master
	Master		RTU-DNET
	(byte)
	0	RTU-DNET	Low byte of status word of RTU-DNET
	1		High byte of status word of RTU-DNET
	2		Low byte of the 1st special module output channel 1
	3		High byte of the 1st special module output channel 1
	4	Special module	Low byte of the 1st special module output channel 2
	5		High byte of the 1st special module output channel 2
	…		…
	N		X0 ~ X7 of the 1st Slim DI/DO
	N+1	Slim DI/DO	X0 ~ X7 of the 2nd Slim DI/DO
	…		…

Note:

zIf you choose to make the control word and status word of RTU-DNET to be I/O data, the first word in the I/O data area will automatically be distributed to control word and status word.

zIn the alignment of RTU-DNET and the extension modules connected to it, the data of special modules appear prior to the data of Slim DI/DO extension units.

4.4Example

1.How to read the I/O data in the extension module connected to RTU-DNET. Assume the extension modules connected to RTU-DNET are:

TE

U- ND

RT

DV P- 80 TS

DVP-16SP

DA4 0-P VD CT4 P0- VD PT4 P0- VD

DVP-02DA

If the I/O data do not include control word and status word of RTU-DNET, the information of the extension module connected to RTU-DNET are as follows:

DVP-PLC Application Manual 17