Rockwell Automation Publication 1444-UM001D-EN-P - June 2018 427
CIP Objects Appendix A
Attribute Semantics
Enabled Instances
The following bit-coding scheme is used to identify active static DC
measurement instances.
24 Get V Actual DC Measurement TC REAL Actual implemented DC TC value that
is based on channel data-acquisition
setup.
Seconds
Rod Drop Group of 5 configuration attributes.
32 Get V Rod Drop Trigger Source SINT Enable rod-drop measurement
processing and identify the tacho
source.
Rod-drop configuration
details
33 Get V Rod Drop Trigger Angle INT The target angle for the rod drop
measurement (the mid-point of the
range).
0…359 degrees
34 Get V Rod Drop Measurement
Range
SINT The angular range of the rod drop
measurement
2…20 degrees
Step 2
35 Get V Rod Drop Decay Time REAL The rod-drop measurement decay
time
Range: 0.1…60 s
40 Get V Rod Drop Maximum Machine
Speed
INT Calculated account of trigger range
and sampling rate
RPM
Table 159 - Instance Attributes (continued)
Attribute ID Access Rule NV Name Data Type Description of Attribute Semantics of Values
Byte Bit Description
1 0…3 DC measurement instances 1…8
0: disabled
1: enabled
4…7 Reserved and set to 0
2 0…3 Not used in protective mode
4…7 Reserved and set to 0
3 0…3 Reserved and set to 0
4…7 Reserved and set to 0
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