Grundfos CIM 200 Functional Profile And User Manual page 60

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