Servicing The Product - Grundfos LC 231 Montage- Und Betriebsanleitung

1. Press the Menu button in the upper left corner of Grundfos GO
Remote.
2. Go to General > Settings > Products > Units.
3. Select US or Grundfos default units.
6.20 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.
6.21 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.
6.21.1 Setting the GENIbus address with Grundfos GO Remote
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.
6.22 Security
6.22.1 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.
6.22.2 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.
6.22.3 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.
6.22.4 Unlocking Grundfos GO Remote
1. Go to Settings > Security.
2. Enter the four digit PIN code.
3. Select Lock GO Remote.
4. Disable the setting and press Done.
All menus in Grundfos GO Remote are unlocked.
6.23 Starting the startup wizard with the operating panel
• Press and hold the OK button for 5 seconds
until S-1 or S-2 starts flashing.
Related information
3.3 Startup wizard on the operating panel

7. Servicing the product

WARNING
Electric shock
Death or serious personal injury
‐
Switch off the incoming power supply before you start
any work on the product or connected pumps.
‐
Make sure that the power supply cannot be switched
on accidentally.
7.1 Updating the product software
New features and functions can be made available during the
product's life cycle.
1. Contact Grundfos to get your product software updated.
7.2 Replacing the battery
CAUTION
Fire and chemical leakage
Minor or moderate personal injury
‐
Risk of explosion if the battery is replaced by an
incorrect type.
To replace the battery, do the following:
1. Remove the front cover.
2. Gently grab around the battery without touching it too much.
3. Push the battery to the side to release it.
4. Pull the battery up.
5. Insert a new battery of the correct type.
Related information
9. Technical data
19