DS939 - Motion 360° Ceiling Mount PIR Detector by Bosch

The Bosch DS939 ceiling mount PIR Detector provides a 21m (70ft) panormaic coverage pattern and can be used on ceilings as high as 7.6m (25ft). With three separate PIR sections that are fully adjustable, the DS939 provides coverage integrity at all mounting heights, plus the ability to customize the coverage for specific areas. The DS939 uses several patented processing techniques to provide excellent catch performance with freedom from false alarms.

Features and Benefits:

- Up to 6.1m (20 ft) mounting height.
- Fully adjustable optics for coverage integrity and customization.
- Hinged chassis and base plate for easy installation.
- High efficiency LED and light pipe system for easy walk testing.
- First Step Processing (FSP).

Dimensions: 8.9 cm x 17.8 cm (3.5" x 7").
Current: 12 mA standby; 20 mA in alarm with LEDs enabled.
Voltage: 9 VDC to 15 VDC.