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Appendix B - Modbus RTU Mappings (cont.)
Appendix B.5 - AB_PF4M Modbus RTU mappings
The following shows AB_PF4M Modbus RTU mappings to BACnet MS/TP, BACnet/IP, and Metasys N2.
Point name
BACnet
object type
BACnet
object ID
N2 data
type
N2 point
address
Maximum Output Freq
AI
1
AI
1
Minimum Output Freq
AI
2
AI
2
Drive Command Stopped
BV
3
DO
3
Drive Command Start
BV
4
DO
4
Drive Command Clear Faults
BV
5
DO
5
Drive Command Command
AV
6
AO
6
Frequency Command
AV
7
AO
7
Drive Status Ready
BI
8
BI
8
Drive Status Active
BI
9
BI
9
Drive Status Rotating
BI
10
BI
10
Drive Status Faulted
BI
11
BI
11
Actual Output Frequency
AI
12
AI
12
Fault Status
AI
13
AI
13