CHAPTER 4: SETPOINTS DEVICE
869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL 4–27
Table 4-11: Examples of Command values
Function Format for “Clear All” command:
Table 4-12: Function Format for “Clear All” command
Table 4-13: Function Format for “Clear Energy Use Data” command
Table 4-14: Function Format for “Force Virtual Input 1” command
Commands using Modbus Function 05H (Execute Operation)
Specific command operations such as described above can also be performed using
f
unction code 05H.
Table 4-15: Format for Function Code 05H
Table 4-16: Examples of Command values
Table 4-17: Function Format for Reset command
Command Value Value Description
1 Reset
96 Clear All Records
98 Clear Events
105 Clear Energy Use Data
4096 Force Virtual Input 1
Slave # Function Data Starting
Address
Number of
Setpoints
Byte count Data 1 Data 2
FE 10 0080 0002 04 0005 0060
Slave # Function Data Starting
Address
Number of
Setpoints
Byte count Data 1 Data 2
FE 10 0080 0002 04 0005 0069
Slave # Function Data Starting
Address
Number of
Setpoints
Byte count Data 1 Data 2
FE 10 0080 0002 04 0005 1000
Master Transmission Byte# Example Description
Slave Address 1 FE message for slave # 254
Function Code 1 05 execute operation
Operation Code 2 00 01 operation code
Code Value 2 FF 00 perform function
CRC 2 DF 6A CRC error code
Command Value Value Description
1 Reset
96 Clear All Records
98 Clear Events
105 Clear Energy Use Data
4096 Force Virtual Input 1
Slave # Function Operation Code Code Value
FE 05 0001 FF00
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