Grundfos CIM 500 Installations- Und Bedienungsanleitung Seite 187

Modbus TCP configuration
This web page is used to configure all the parameters relevant to the Modbus TCP protocol standard.
Fig. 4 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
IP Address
allowed to share the IP address with a 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
Use DHCP from a DHCP server if available on the network.
Default: DHCP disabled. "Use DHCP" is unchecked.
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