CHAPTER 4: SETPOINTS
DEVICE
869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
4–27
Table 4-11: Examples of Command values
A complete list of Modbus Commands is found at the end of chapter 11.
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
function 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
Summary of Contents for 869
Page 10: ...VIII 869 MOTOR PROTECTION SYSTEM INSTRUCTION MANUAL ...
Page 127: ...CHAPTER 3 INTERFACES SOFTWARE INTERFACE 869 MOTOR PROTECTION SYSTEM INSTRUCTION MANUAL 3 49 ...
Page 129: ...CHAPTER 3 INTERFACES SOFTWARE INTERFACE 869 MOTOR PROTECTION SYSTEM INSTRUCTION MANUAL 3 51 ...
Page 538: ...4 406 869 MOTOR PROTECTION SYSTEM INSTRUCTION MANUAL TESTING CHAPTER 4 SETPOINTS ...
Page 578: ...6 22 869 MOTOR PROTECTION SYSTEM INSTRUCTION MANUAL FLEXELEMENTS CHAPTER 6 METERING ...
Page 592: ...7 14 869 MOTOR PROTECTION SYSTEM INSTRUCTION MANUAL CLEAR RECORDS CHAPTER 7 RECORDS ...