Hardware required for network connection:
CIU 902 + CIM 550
Product number CIU 902: 97644690
Product number CIM 550: 92546689
The CIU 552 communication interface enables wired data transmission between Grundfos Connect andpump stations that are equipped with Grundfos AUTOADAPT wastewater pumps.
The interface offers easy system integration of both new and existing systems into Grundfos Connect solution.
An integrated web server allows for easy setting of Ethernet parameters.
The CIU 902 is an external module with multi-purpose IO module for integrating the CIM, for wall or top hat rail assembly. It enables data transfer between the Grundfos GO remote and a Grundfos pumping station with AUTOADAPT wastewater pumps. These are equipped with an integrated 24 - 240 V AC/DC power supply unit.
Learn more about the CIU in the Grundfos Product Center
Learn more about the CIM in the Grundfos Product Center
Learn more about the Grundfos Connect in the Grundfos Product Center
Common error code for all Grundfos products
Basic information about the architecture and security of
The PC-Tool Water Utility is intended for system integrators and Grundfos service personnel. It can be used for both on-site service and off-site preparatory, inspection and management works.
With the "Grundfos GO Remote" app, you can use your smartphone or tablet to parameterise Grundfos pumps and controllers, save settings and create commissioning logs.
The app can be connected to the device via Bluetooth if it is supported or via a Grundfos MI 301 (98046408). The free smartphone app is available for download in the app stores below:
The Grundfos GO app for your smartphone or tablet is an easy, reliable remote control tool for installing, commissioning and maintaining all Grundfos E-products – off-grid and online. The free smartphone app is available for download in the app stores below:
