Microhard Systems BulletPlus Operating Manual page 134

4.0 Configuration
Specify the Port in which the Modbus TCP service is to listen and respond
to polls.
Define the active timeout in seconds.
Each Modbus slave device must have a unique address, or Slave ID. Enter
this value here as required by the Modbus Host System.
Enter the Coils Address offset as required by the Master.
Enter the Input Address offset as required by the Master.
Enter the Register Address offset as required by the Master.
It is possible to only accept connections from specific Modbus Master IP's,
to use this feature enable the Master IP Filter and specify the IP Addresses
in the fields provided.
© Microhard Systems Inc.
Values (Port #)
502
Active Timeout(s)
Values (seconds)
30
Slave ID
Values (value)
1
Coils Address Offset
Values (value)
0
Input Address Offset
Values (value)
0
Register Address Offset
Values (value)
0
Master IP Filter Set
Values (selection)
Disable / Enable
134
Port