Delta Electronics ASDA-A2 Series - Page 474

Chapter 9 Communications
RTU Mode:
Command message (Master): Response message (Slave):
Slave Address 01H Slave Address 01H
Function 03H Function 03H
02H (High)
Starting data
address
00H (Low)
Number of data
(In Byte)
04H
00H 00H (High)
Number of data
(In Word)
02H
Content of
starting data
address 0200H
B1H (Low)
CRC Check Low C5H (Low) 1FH (High)
CRC Check High B3H (High)
Content of
second data
address 0201H
40H (Low)
CRC Check Low A3H (Low)
CRC Check High D4H (High)
Please note:
In RTU mode, a silent interval of more than 10ms is needed before and after transmission.
Revision January 2011 9-9
Call 1(800)985-6929 for Sales
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Call 1(800)985-6929 for Sales
deltaacdrives.com
sales@deltaacdrives.com