Routing - GE 845 Instruction Manual

Transformer protection system
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DEVICE

Routing

4–36
Table 4-14: Function Format for "Force Virtual Input 1" command
Slave #
Function
Data Starting
Address
FE
10
0080
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
Master Transmission
Slave Address
Function Code
Operation Code
Code Value
CRC
Table 4-16: Examples of Command values
Command Value
1
96
98
105
4096
Table 4-17: Function Format for Reset command
Slave #
Function
FE
05
When the configuration card is present, a default route and a maximum number of 6 static
routes can be configured. The default route is used as the last choice, if no other route
towards a given destination is found.
Path:
Setpoints > Device > Communications > Routing > Default Route
GATEWAY ADDRESS
Range: Standard IPV4 unicast address format (0.0.0.1 to 223.255.255.254)
Default: 127.0.0.1
This setting sets the gateway of the default route to be used by IP traffic sent from the
relay, if no other route towards a given IP destination is found.
This setting is available only if the communications card is present.
Path:
Setpoints > Device > Communications > Routing > Static RT1 (2 to 6)
RT1 (2,3,4,5,6) DESTINATION
Range: Standard IPV4 network address format (0.0.0.1 to 223.255.255.254)
Default: 127.0.0.1
This setting sets the destination IPv4 route. This setting is available only if the
communications card is present.
Number of
Byte count
Setpoints
0002
04
Byte#
Example
1
FE
1
05
2
00 01
2
FF 00
2
DF 6A
Value Description
Reset
Clear All Records
Clear Events
Clear Energy Use Data
Force Virtual Input 1
Operation Code
0001
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 4: SETPOINTS
Data 1
Data 2
0005
1000
Description
message for slave # 254
execute operation
operation code
perform function
CRC error code
Code Value
FF00

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