MDT KNX 55 x 55 mm motion detector with temperature sensor, pure white glossy, flush-mounted

MDT motion detector SCN-BWM55T.G2 – Intelligent motion detection for modern KNX switch ranges

The MDT motion detector/automatic switch SCN-BWM55T.G2 combines precise motion detection, intelligent light control, and modern sensor technology in an elegant, glossy white design. Designed for 55mm switch ranges from leading manufacturers such as GIRA, BERKER, JUNG, and MERTEN, it offers maximum flexibility and seamless integration into any KNX system.

Technical Highlights

• Detection range: Horizontal 180°, vertical 15°, range 6–10 meters (Ø).
• Motion sensors: Two high-resolution pyroelectric sensors with precise direction detection.
• Light sensor: Dynamic range 5–1000 lux – optimal adaptation to ambient light.
• Temperature sensor: Measures room temperature in the range of 0 to +40 °C.
• Control options: Two sensor buttons for individual function assignment and scene control.
• Scene control: Supports day/night objects, scene calls, and logic functions.
• Master/Slave function: Perfect expandability for complex lighting control systems.
• Lighting channels: Two independent lighting channels as well as one HVAC and one alarm channel each.
• Orientation light: Integrated LED provides discreet night light and additional safety.

Special features

• Pet-friendly: Reliable function even in rooms with pets up to 12 kg.
• Easy to install: Recommended installation height 1.05–1.20 m, installation depth only 12 mm.
• Power supply: Via the KNX bus, typical power consumption < 0.3 W.
• Flexibility: Short-term presence mode to reduce follow-up time, external push-button input for automatic or manual operation.

Certified quality

The MDT SCN-BWM55T.G2 is manufactured in Engelskirchen and is ISO 9001 certified. The device comes with a 3-year manufacturer's warranty and has an IP20 protection rating , making it ideal for dry indoor environments.

Application areas

• Automatic lighting control in hallways, offices, conference rooms and living areas.
• Energy-efficient building automation through demand-based lighting.
• Integration into intelligent KNX scenarios for comfort, security and efficiency.

Product information

Manufacturer part number: SCN-BWM55T.G2
Article number: SMH0272

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