SAJ 8000m Series User Manual

8000m Series
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8.7 Example
RTU mode, read 2 data from 0008H (Parameters F0.08~F0.09)
The request command is:
START T1-T2-T3-T4
NODE ADDRESS 01H
COMMAND 03H
DATA ADDRESS HIGH BYTE 00H
DATA ADDRESS LOW BYTE 08H
DATA NUMBER HIGH BYTE 00H
DATA NUMBER LOW BYTE 02H
CRC LOW BYTE 45
CRC HIGH BYTE C9
END T1-T2-T3-T4
The reply is:
START T1-T2-T3-T4
NODE ADDRESS 01H
COMMAND 03H
BYTE NUMBER 04H
DATA 0008H HIGH BYTE 13H
DATA 0008H LOW BYTE 88H
DATA 0009H HIGH BYTE 00H
DATA 0009H LOW BYTE 00H
CRC LOW BYTE 7E
CRC HIGH BYTE 9D
END T1-T2-T3-T4
In this example, the VFD’s data settings of 0008H~0009H (F0.08~F0.09) is read
by upper monitor: Data 0008H =1388H, which can be transfer to decimal number
5000 that means parameter F0.08 is set as 50.00Hz; While data 0009H =0000H

SAJ 8000m Series Specifications

General

Brand	SAJ
Model	8000m Series
Category	Controller
Language	English