EtherNet/IP
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9
9.3
Supported assembly instances
The following table contains a simple listing of supported assembly instances. You can find more
detailed description of each assembly instance in the following chapters. As the detailed
descriptions can contain exceptions based on the drive type, application version and so on, read
them before taking any assembly instance into use.
9.3.1
CIP I/O Assembly instances for AC/DC Drive
Supported standard Output/Input Assembly instance pairs are 20/70, 21/71, 23/73 and 25/75.
The control word bits are mapped to the object data according to the following table.
Table 154. Quick reference table for assembly instances
Type
Instance id
Size
(bytes)
Control/status
word type
Speed reference/
actual type
Process
data items
OUTPUT
20
4
CIP
CIP
0
OUTPUT
21
4
CIP
CIP
0
OUTPUT
23
6
CIP
CIP
0
OUTPUT
25
6
CIP
CIP
1
OUTPUT
101
8
CIP
Vacon
2
OUTPUT
111
20
Vacon
Vacon
8
OUTPUT
128
20
Vacon
Vacon
8
OUTPUT
131
40
Vacon
Vacon
8 (32 bit)
OUTPUT
151
38
Vacon
Vacon
16
OUTPUT
161
36
CIP
Vacon
16
INPUT
70
4
CIP
CIP
0
INPUT
71
4
CIP
CIP
0
INPUT
73
6
CIP
CIP
0
INPUT
75
6
CIP
CIP
1
INPUT
107
8
CIP
Vacon
2
INPUT
117
34
Vacon
Vacon
8
INPUT
127
20
Vacon
Vacon
8
INPUT
137
40
Vacon
Vacon
8 (32 bit)
INPUT
157
38
Vacon
Vacon
16
INPUT
167
36
CIP
Vacon
16
INPUT ONLY
253
0
N/A
N/A
N/A
LISTEN ONLY
254
0
N/A
N/A
N/A
Table 155. CIP Control Word Mapping To Object Data
Bit
Bit name
Object
Attribute name
Attribute ID
0
RunFwd
Control Supervisor Object
Run1
3
d
1
RunRev
Control Supervisor Object
Run2
4
d
2
FaultRst
Control Supervisor Object
FaultRst
12
d
3
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