12. Setting the product (E products)
12.1 Setting by means of the pumps
The description of settings applies both to pumps without factory-
fitted sensors and to pumps with a factory-fitted pressure sensor.
Setpoint
You can set the desired setpoint in three ways:
• on the pump control panel
• via an input for external setpoint signal
• with Grundfos GO.
Other settings
Make all other settings with Grundfos GO.
You can read important parameters, such as the actual value of the
control parameter and power consumption, via Grundfos GO.
If special or user-defined settings are required, use Grundfos PC
Tool. Contact your local Grundfos company for more information.
12.1.1 Radio communication
This product incorporates a radio module for remote control which
is a class 1 device and which you can use anywhere in the EU
without restrictions.
Some variants of the product and products sold in China and Korea
have no radio module.
This product can communicate with Grundfos GO and other
products of the same type via the built-in radio module.
In some cases, an external antenna may be required. Only
Grundfos-approved external antennas may be connected to this
product, and only by a Grundfos-approved installer.
Radio communication (Enable/disable radio comm.)
You can set the radio communication to either enabled or disabled.
You can use this function in areas where radio communication is not
allowed.
IR communication remains active.
Factory settings
See section Factory settings.
Related information
21.6 Factory settings
12.1.2
Battery
An Li-ion battery is fitted in CRE, CRIE and CRNE. The Li-ion
battery complies with the Battery Directive (2006/66/EC). The
battery does not contain mercury, lead and cadmium.
12.2 Setting by means of Grundfos GO
The system is designed for wireless radio or infrared
communication with Grundfos GO.
Grundfos GO enables setting of functions and gives access to
status overviews, technical product information and actual operating
parameters.
See figure below for the mobile interface (MI) that Grundfos GO
offers.
TM066256
Grundfos GO communicating with the pump via radio or infrared
light
Pos. Description
1
Grundfos MI 301:
Separate module enabling radio or infrared
communication. You can use MI 301 in conjunction
with an Android or iOS-based smart device with
Bluetooth connection.
12.3 Communication
When Grundfos GO communicates with the pump, the indicator
light in the middle of Grundfos Eye will flash green. See section
Grundfos Eye.
Communication must be established using one of these
communication types:
• radio communication
• infrared communication.
Related information
15. Grundfos Eye
12.3.1
Radio communication
Radio communication can take place at distances up to 30 metres.
Enable communication by pressing or on the pump control
panel.
12.3.2
Infrared communication
When communicating via infrared light, point Grundfos GO at the
pump control panel.
When communication is established, you can communicate with
either the pump or the system, depending on which changes will be
made. See section Menus overview for Grundfos GO.
34
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