The KNX automatic switch A 3281-1 AL from JUNG is a versatile motion detector suitable for both indoor and outdoor use. With an IP44 protection rating, it offers reliable protection against the ingress of water and dust. This motion detector is specifically designed for use with bus couplers and enables demand-based control of lighting and other electrical consumers. Equipped with two PIR sensors, it detects movements over a detection range of 180 degrees and automatically adjusts the lighting according to ambient brightness. Manual operation is also possible, providing additional flexibility. The KNX automatic switch is ideal for smart home applications and can be seamlessly integrated into existing systems.
type of sensor | PIR |
mounting style | Flush-mounted |
Motion sensor type | Motion sensor |
Exact colour description | Aluminium |
coverage angles | 180° |
Range | 8 m |
Item number | 31351326 |
Manufacturer | JUNG |
Category | Motion sensors |
Manufacturer no. | A3281-1AL |
Release date | 24.9.2022 |
Colour | Silver |
Exact colour description | Aluminium |
Material group | Plastic |
Material | Plastic |
Motion sensor type | Motion sensor |
Application range | Indoor, Outdoor |
type of sensor | PIR |
coverage angles | 180° |
Range | 8 m |
Protection type (IP code) | IP44 |
mounting style | Flush-mounted |
Smart Home | Compatible |
Requires Smart Home Hub | No |
Communication standard | KNX |
Control type | Manual |
Country of origin | Germany |
CO₂-Emission | |
Climate contribution |
Items per sales unit | 1 x |
Scope of delivery | KNX automatic control switch A 3281-1 AL |
Height | 110 cm |
How often does a product of this brand in the «Motion sensors» category have a defect within the first 24 months?
Source: Digitec GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec GalaxusHow often is a product of this brand in the «Motion sensors» category returned?
Source: Digitec Galaxus