Hardware required for network connection:

CIU 900 + CIM 500
Product number CIU 900: 99448387
Product number CIM 500: 98301408

CIM/CIU 500 communication interface for easy integration into EtherNet/IP networks. System integration is achieved easily via EDS files.
With a rotary switch, you can also change the protocol, e.g. to Modbus TCP or PROFINET IO.
An integrated webserver allows the Ethernet parameters to be set easily.

The CIU 900 is an external module for integrating the CIM, for wall or top hat rail assembly. These are equipped with an integrated 24 - 240 V AC/DC power supply unit.

Basic information on Grundfos Gateways for EtherNet/IP networks

Quick Guide for the CIM/CIU

Common error code for all Grundfos products

The PC Tool CIM/CIU is intended for system integrators and Grundfos service personnel. It shows the data content (functional profile) of a Grundfos product, which is connected to your PC via a CIM, CIU or softCIM.

PC Tool CIM/CIU


The CIM 500 firmware can be updated via the integrated webserver.

Current CIM 500 firmware

EtherNet/IP

CUE