Rockwell Automation RECOMM-CNET ControlNet Communications Module User Manual
Page 66
6-16
ControlNet Communications Module
Set Attributes Scattered Example request and response Data:
Request Data
Response Data
A Get Attribute Single message is used to read a single parameter
(figure 6.11).
•
A Service Code of “E” indicates the Get_Attribute_Single service
(see page C-20, Common Services).
•
An Instance Number of “1” indicates Drive Parameter 1 will be
accessed (see page C-16, Instances).
•
An Attribute Number of “9” indicates the Parameter Value
Attribute will be accessed (see page C-17, Instance Attributes).
N13:0
45
Parameter Number = 45
N13:1
50
Value = 0.50HP
N13:2
0
(Pad Word)
N13:3
44
Parameter Number = 44
N13:4
1740
Value = 1740RPM
N13:5
0
(Pad Word)
N13:6
43
Parameter Number = 43
N13:7
600
Value = 60.0Hz
N13:8
0
(Pad Word)
N13:9
42
Parameter Number = 42
N13:10
16
Value = 1.6Amps
N13:11
0
(Pad Word)
N14:0
45
Parameter Number = 45
N14:1
0
(Pad Word)
N14:2
0
(Pad Word)
N14:3
44
Parameter Number = 44
N14:4
0
(Pad Word)
N14:5
0
(Pad Word)
N14:6
43
Parameter Number = 43
N14:7
0
(Pad Word)
N14:8
0
(Pad Word)
N14:9
42
Parameter Number = 42
N14:10
0
(Pad Word)
N14:11
0
(Pad Word)