Grundfos CU 351 - GENIbus Connection to IO 351 and E-pumps; External GENIbus Module Connection; Start-up Procedure; Start-up Warning

English (GB)
10
• Do not twist screen ends, as this will destroy the
screen effect at high frequencies. Use cable
clamps instead.
5.1 GENIbus connection to IO 351 and E-pumps
The CU 351 and IO 351 communicate via GENIbus.
Fig. 7 GENIbus connection to IO 351 and E-pumps
5.2 External GENIbus module
The CU 351 can be connected to an external
GENIbus module for communication with for
instance a building management system via a G100
gateway or similar unit.
Fig. 8 Connection of external GENIbus module
6. Start-up
Start-up must be carried out by authorised
personnel.
TM03 1649 2505
TM03 1666 2605
Warning
Prior to start up, read the installation
and operating instructions for the
product in question.