MDT KNX heating actuator 24/230 V 6-way REG

MDT heating actuator – Precise control for efficient heating regulation in the KNX system

The MDT heating actuator offers an intelligent and precise solution for controlling heating and cooling systems in KNX building automation systems . It is available in the variants AKH-0400.03 (4-channel) , AKH-0600.03 (6-channel) and AKH-0800.03 (8-channel) and enables the efficient control of electrothermal actuators with maximum reliability and energy efficiency – ideal for use in residential and commercial buildings.

Key features

• Versatile control:
  • Controls up to 4 actuators per channel at 24–230 V AC.
  • Supports 1-bit PWM (Pulse Width Modulation) and 1-byte continuous control variables .
  • Direct control via the KNX bus with precise temperature control.
• Integrated PI temperature controller:
  • Suitable for heating and cooling applications .
  • Supported operating modes: Comfort, Night, Frost Protection and Summer/Winter operation .
  • Reliably stores setpoint values ​​upon bus voltage recovery.
• Reliability and safety:
  • Emergency operation in case of failure of cyclic control variables.
  • Overload protection and fault messages in case of power failure.
  • Securing mechanism for automatic movement of valve actuators.
• User-friendliness:
  • Extensive scene functions for flexible automation.
  • Plain text diagnostics per channel (14-byte object) for easy troubleshooting.
  • Compatible with KNX visualizations and smart home systems.

Technical details

• Number of exits: 4 (AKH-0400.03), 6 (AKH-0600.03), 8 (AKH-0800.03)
• Switching capacity:
  • 24 V AC / 230 V AC, max. 500 mA per channel.
  • Inrush current: up to 5 A per channel.
• Power supply: KNX bus, typical consumption < 0.3 W.
• Dimensions: DIN rail mounting device (2 / 3 / 4 DIN rail units depending on the model).
• Assembly:
  • DIN rail mounting in dry indoor areas.
  • Wear-free triac outputs for long-lasting operation.
• Vicinity:
  • Operating temperature: 0 to +45 °C.
  • Protection class: IP20 .
• Cable cross-section: Screw terminals up to 4 mm² (solid) or 2.5 mm² (stranded).

Applications

• Efficient control of heating and cooling systems in residential and commercial buildings.
• Automated scenarios for a comfortable indoor climate and maximum energy savings.
• Seamless integration into KNX visualizations and building automation systems.

Advantages

• Made in Germany – manufactured according to ISO 9001 quality standard.
• 3-year warranty on MDT products.
• Triac technology for silent and maintenance-free operation.

Product information

Manufacturer part number: AKH-0600.03
Article number: SMH0209

Shipping costs: free shipping within the EU for orders over €149; for orders under €149, we charge €5.90 shipping costs.

Switzerland: flat rate €25.00

Returns: You can cancel your purchase within 14 days of receipt and then return the products to us. Please note that for sustainability reasons and a fair pricing philosophy, we only cover return shipping costs in the case of a defect or warranty claim.

MDT technologies GmbH
Paper mill 1
DE-51766 Engelskirchen
knx@mdt.de