Caleffi Deltasol SLL digital regulator with PWM control
The functionality of the Caleffi Deltasol SLL digital controller with PWM control has been optimized for use in small and medium-sized solar and heating systems and offers 10 pre-configured systems. The DeltaSol SLL is the first control unit to include automatic operation control according to the VDI 2169 directive.
It is equipped with a potential-free low voltage relay for supplementary heating and a pulse input to create heat balances with a V40 flow meter, furthermore on the front there is a system monitoring display which shows the diagram of the selected system.
It features a series of technical specifications:
- 3 relay outputs (of which 1 potential-free low voltage relay);
- 4 inputs for Pt1000, Pt500 or KTY temperature probes;
- 1 V40 pulse input;
- 2 PWM outputs for speed regulation of high efficiency pumps;
- Complete with pre-formed shell insulation.
The Caleffi Deltasol SLL digital regulator can be coupled with 278HE, 279HE and 255HE series circulation groups .
The installation must be carried out by expert and qualified personnel and in a dry place, preferably a technical room. Further information regarding installation methods and other technical specifications can be viewed in the user manual supplied with the product.
DIMENSIONS
- Dimensions: Width 110 mm_Height 166 mm_Depth 47 mm
WARRANTY
The guarantee is the official Caleffi one and lasts 2 years.
