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122 Rockwell Automation Publication 1440-UM001D-EN-P - September 2016
Appendix B CIP Objects
Assembly Instance Attribute Data Format
Instance 100 - Alarm and Relay Status
This assembly is sent using COS messaging when any of the Alarm or Relay
Status values change.
Instance 101 - Measurement Values
This Assembly Instance can be selected to be sent in response to an I/O Poll
Request from a Master. This instance is the default Poll response selection for
Firmware revision 3 or later, and it is the only available Poll response for
Firmware revisions 1 and 2.
Table 41 - Instance 100 Data Format (Alarm and Relay Status Values Assembly)
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 Relay 1 Status Setpoint Multiplier Alarm 2 Status Alarm 1 Status
1 Relay 2 Status Channel 1 Transducer
Status Alarm 4 Status Alarm 3 Status
2 Relay 3 Status Channel 2 Transducer
Status Alarm 6 Status Alarm 5 Status
3 Relay 4 Status Tachometer
Transducer Status Alarm 8 Status Alarm 7 Status
4 Relay 5 Status 0 Alarm 10 Status Alarm 9 Status
5 0 0 Alarm 12 Status Alarm 11 Status
6 0 0 Alarm 14 Status Alarm 13 Status
7 0 0 Alarm 16 Status Alarm 15 Status
Table 42 - Instance 101 Data Format (Measurement Values Assembly)
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0…3 Channel 1 Overall value
4…7 Channel 2 Overall value
8…11 Channel 1 Gap value (Analog Input Point (AIP) Object Instance #1)
12…15 Channel 2 Gap value (AIP Object Instance #2)
16…19 Speed value
20…23 Maximum Speed value
24…27 Channel 1 Band 1 value
28…31 Channel 2 Band 1 value
32…35 Channel 1 Band 2 value
36…39 Channel 2 Band 2 value
40…43 Channel 1 Band 3 value
44…47 Channel 2 Band 3 value
48…51 Channel 1 Band 4 value
52…55 Channel 2 Band 4 value
56…59 Channel 1 Vector 1 Magnitude value