DALI occupancy detector for surface mounting in large mounting heights
External telescopic light sensor for a mounting height between 5 and 16 m (mechanically adjustable) for measuring the light according to the application.
DALI / DSI interface for control of digital dimmable electronic ballasts as a group
Version as master device
Detection area can be extended by using slave devices
Manual switching and dimming via push button possible
Additional functions can be set up using the optional remote control.
Logical switching or control output
Orientation light function
Semi-automatic, full-automatic or twilight switch mode
There are markings to ensure correct alignment during installation
When used in high-bay warehouses, care should be taken that, in the cross-aisles of the warehouse, detectors are installed that can detect movement only in the desired aisle locations, by using blinds or other technical arrangements.
Factory settings 10 min and 500 lux

Voltage: 110 - 240 V AC 50 / 60 Hz
Dimensions: Ø 101 x 76 mm
Power consumption: 0.9 W
Detection area: horizontal 360° oval  (Ceiling mounting)
Range: 30 m x 19 m
Monitored area (tangential movement): 440 m² / 14 m mounting height
Mounting height min./max./recommended: 5 m / 16 m / 14 m
Degree / class of protection: IP54  / Class II
Ambient temperature: -25 °C to +50 °C
Housing: polycarbonate, UV-resistant
Material color: white mat, similar to RAL9010
Number of light sensors: 1
Number of PIR sensors: 3
 Channel 1 (lighting control)
DALI output: up to 50 DALI / DSI-EB
Follow-up time: 1 min - 30 min
Orientation light 10 - 30 % / OFF / 5 min - 60 min / ∞
Brightness set value: 10 - 2500 Lux
 Mixed light measuring


Manufacturer: B.E.G. Brück Electronic GmbH
Description: PD4-M-DALI/DSI-GH-SM
Material color: white mat, similar to RAL9010
Item number: 93015
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