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2. STEP-BY-STEP PARAMETERISATION
The COSMO Multi 3 is a controller that offers a broad variety of functions to the user. At the
same time, the user has a lot of freedom in configurating them. Therefore, to set up a complex
system, careful planning is required. We recommend drawing a sketch of the system first.
If planning, hydraulic construction and electrical connection have all been carried out success-
fully, proceed as follows:
1. Running the commissioning menu
After the commissioning menu has been finished (see page 113), further adjustments can be
made. The commissioning menu can be repeated any time by means of a reset (see page 169).
Additional adjustments will be deleted.
For further information about the commissioning menu see page page 113.
2. Registering sensors
If flowmeters, flow switches, Grundfos Direct Sensors™, flow rate sensors, humidity sensors,
room control units, remote controls, switches and/or external extension modules are connect-
ed, these have to be registered in the Inputs/Modules menu.
For further information about the registration of modules and sensors see page 174.
In some functions, the Sensor config. channel is available for sensor selection, in which sen-
sors not used and not registered can be selected. The selected sensor input will automatically
be set to the sensor type required for the function.
3. Activating optional functions and/or heating circuits
The basic solar system has been adjusted during commissioning. Now, optional functions and/or
heating circuits can be selected, activated and adjusted.
Outputs available can be allocated to functions which require an output. The controller always
suggests the numerically smallest output available.
Sensors can be allocated to more than one function.
For further information about the solar optional functions see page 131.
For further information about the optional arrangement functions see page 143.
For further information about heating circuits and optional heating functions see page 152.