A.3. Modbus TCP configuration
This web page is used to configure all the parameters relevant to the Modbus TCP protocol standard.
TM074523
Real Time Ethernet Protocol Configuration - Modbus TCP
Object Description
TCP Port Number
The default value is 502, the official IANA-assigned Modbus TCP port number. The number 502 is always active implicitly.
If you select another value in the webserver configuration field, both the new value and value 502 will be active.
IP Address
Configuration of the static IP address if a DHCP server is not used. Modbus TCP is not allowed to share the IP address with
the CIM 500 webserver.
Subnet Mask Configuration of the subnet mask if a DHCP server is not used.
Gateway Configuration of the gateway address if a DHCP server is not used.
Use DHCP
The module can be configured to automatically obtain its Modbus TCP network settings from a DHCP server if available on
the network.
Default: DHCP disabled. "Use DHCP" is unchecked.
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Appendix A
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