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RTU485: The station number = 8 (give example)
ID7 ID6 ID5 ID4 ID3 ID2 ID1 ID0
0
0
0
Step 2: Install control equipment. We sequentially connect a DVP16-SP (8 IN 8 OUT), DVP-04AD (4
channels AD), DVP02DA (2 channels DA), and DVP-08ST (8 switches) to the RTU485.
The following corresponding locations can be obtained from the RTU485's configuration definitions:
PA3 PA2 PA1 PA0 DR2 DR1 DR0 A/R
0
1
0
0
0
Communication station #:
ID0~ ID7 are defined as 2 , 2 , 2 ...2 , 2
Communication protocol
Module
Terminals 485 Address
X0–X7
DVP16-SP
Y0–Y7
DVP-04AD
AD0–AD3
DVP02DA
DA0–DA1
DVP-08ST
Switch 0–7
Chapter 16 PLC Function Applications│CFP2000
1
0
0
0
1
0400H–0407H
0500H–0507H
1600H–1603H
1640H–1641H
0408H–040FH
16-151
1
1
0
0
1
2
6
7
Communication Protocol
Communicaton Speed
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