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Price: £233.27 Exc VAT

Part Number: 8559201

Description technical Spec


  • The KNT-OT-Box S serves as an interface between the boilers with OpenTherm (bus system in heating and ventilation technology) and the KNX system (building system technology)
  • This enables the bidirectional exchange of data between the OpenTherm boiler and the heat distribution via the KNX system (individual room control)
  • In combination with the OT-Box (9070712) from the RAMSES 856 top2 OT (8569132) also heating systems without OpenTherm interface can be controlled
  • Device and KNX bus module can be swapped independently of each other
  • Removable KNX bus module
  • Button for OT-test-program
  • The following functions are available with the KNT- OT-box:
  • Customised flow control
  • Weather-compensation flow control
  • Control of domestic hot water
  • Energy optimization of domestic hot water with solar support
  • Legionella protection program
  • Screed drying program

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