BUSCH-JAEGER Busch-Wächter 90° BT Presence Detector, Stainless Steel (2CKA006800A3069)

Detect movement with a 90° field of view and Bluetooth configuration in the BUSCH-JAEGER Busch-Wächter 90° BT presence detector. This flush-mounted sensor in stainless steel combines precise passive infrared detection with app-based adjustability for modern building automation.

Overview

The Busch-Wächter 90° BT is a presence detector designed for indoor use, featuring a detection angle of 90° and a range of approximately 8 m at a mounting height of 1.1 m. It uses passive infrared (PIR) technology to detect motion and integrates with the Busch-Jaeger Busch-Watch 9900 system for seamless operation.

What stands out

• Bluetooth connectivity for convenient configuration via app
• Adjustable brightness threshold from 5 to 1000 lux plus daylight mode
• Time delay adjustable from 10 seconds to 30 minutes
• Three detection levels with 56 switching segments for precise coverage
• Additional functions: test mode, teach-in, presence simulation, staircase light function

Technical details

• Detection technology: Passive Infrared (PIR)
• Detection angle: 90°
• Detection range: approx. 8 m (forward) at 1.1 m mounting height
• Mounting type: Flush-mounted (requires flush-mounted insert)
• Colour: Stainless steel
• Supply voltage: 230 V AC, 50 Hz (via system insert)
• Control interface: Bluetooth
• Brightness threshold: adjustable, approx. 5 - 1000 Lux + daylight
• Time delay: adjustable, approx. 10 s - 30 min
• Protection class: IP20 (when installed)
• Recommended mounting height: 0.8 - 1.2 m
• Operating temperature: 0°C to +45°C
• Compatibility: Requires Busch-Jaeger Busch-Watch 9900 system inserts (e.g., 6401 U, 6402 U, 6403 U, 6404 U, 6405 U, 6812 U-101, 6809 U)

Our verdict

The Busch-Wächter 90° BT offers flexible detection and modern Bluetooth configuration, making it a solid choice for corridor and room monitoring in Busch-Jaeger installations.