Grundfos CU 241 User Manual

1. Press the Menu button in the upper left corner of Grundfos GO Remote.
TM070084
2. Go to General > Settings > Products > Units.
3. Select US or Grundfos default units.
6.19 Setting units for the operating panel with Grundfos GO Remote
Changing units as described below changes the units shown in the operating panel of the product connected to Grundfos GO Remote. It does
not affect the units shown in Grundfos GO Remote.
1. Go to Settings > Display units.
2. Select the units to be used on the operating panel.
• SI Units
• US Units.
6.20 GENIbus
GENIbus, the Grundfos Electronics Network Intercommunications bus, is a fieldbus developed by Grundfos to meet the need for data transfer
in all typical Grundfos motor or pump applications. Grundfos devices with GENIbus can be wired together in networks and integrated in
automation systems. Each device on the network must have a unique GENIbus address. GENIbus is based on the RS485 hardware standard
and typically operates at a baud rate of 9600 bits/s.
6.20.1 Setting the GENIbus address with Grundfos GO Remote
If CU 241 is used in a GENIbus network, a CIM 050 must be installed to add a GENIbus connection.
1. Go to Settings > GENI bus address.
2. Set the GENIbus address.
The GENIbus address is a unique identifier for the product on the network.
6.21 Security
6.21.1 Locking the operating panel
The operating panel can only be locked with Grundfos GO Remote.
1. Go to Settings > Security > Lock display.
2. Enable the setting and press Done.
3. Select if you want to restrict access to Settings only or Settings and operation.
4. Press Done.
The lock symbol on the operating panel is now lit.
6.21.2 Unlocking the operating panel
The operating panel can only be unlocked with Grundfos GO Remote.
1. Go to Settings > Security > Lock display.
2. Disable the setting and press Done.
The lock symbol on the operating panel is switched off.
6.21.3 Locking Grundfos GO Remote
1. Go to Settings > Security > Lock GO Remote.
2. Enable the setting and press Done.
3. Enter a four digit PIN code and press CONFIRM.
A lock symbol indicates which menus are locked. To view or change settings, you must enter the PIN code.
6.21.4 Unlocking Grundfos GO Remote
1. Go to Settings > Security.
2. Enter the four digit PIN code.
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English (GB)

Grundfos CU 241 Specifications

General

Brand	Grundfos
Model	CU 241
Category	Control Unit
Language	English