Rockwell Automation 1403-NDNET DeviceNet Communications Card Installation Instructions - Manual (Page 51)

Publication 1403-IN054B-EN-P - August 2001
DeviceNet Data Tables B-21
Instance 17 Attributes (Metering demand results)
Assembly Structure
Common Services
Instance 18 Attributes (Metering perdicted demand results)
Assembly Structure
Attribute ID Access
Rule
Name DeviceNet Data Type
3 Get Data Structure of
18 bytes (9 Words)
Param # Parameter name Data type #bytes Master Module Range Word No.
1 Demand current Float 4
0.0 to 9999x10
21
amps
1
2
2 Demand power Float 4
0.0 to 9999x10
21
W
3
4
3 Demand reactive power Float 4
0.0 to 9999x10
21
VAR
5
6
4 Demand apparent power Float 4
0.0 to 9999x10
21
VA
7
8
5 Metering iteration Int 2 Used by external device to determine if it has
new metering data. Counts from 0 to 32767,
then rolls over to 0. 9
Service
Code Service Name
0Ehex Get_Attributes_Single
Attribute ID Access
Rule
Name DeviceNet Data Type
3 Get Data Structure of
54 bytes (27 Words)
Param # Parameter name Data type #bytes Master Module Range Word No.
1 Projected #1 demand I Float 4
0.0 to 9999x10
21
amps
1
2
2 Projected #1 demand W Float 4
0.0 to 9999x10
21
W
3
4
3 Projected #1 demand VAR Float 4
0.0 to 9999x10
21
VAR
5
6
4 Projected #1 demand VA Float 4
0.0 to 9999x10
21
VA
7
8