Technical data

33
7.1 adapting the control to the heating system (contd)
The following specifications must be adjusted:
● Whether the boiler is to be controlled with direct weather compensation.
● Whether an underfloor mixer circuit is connected.
● Whether a room unit, cascade control or a volt free switch are connected.
● Whether the primary heating circuit is a high, medium or low temperature operation.
● Whether a primary pump or a three-way diverter valve are employed for the hot water
production control.
Heating Circuits Maximum Flow Temperature °C
High Temperature 85
Medium Temperature 70
Low Temperature 55
Heating Circuit Design
Fig 7.1b
One Screw
One Screw
Casing
Cross
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