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AU-X753
Smart, Energy Saving Detection for your spaces






AU-X753
The AutronX AU-X753 is a 360° microwave motion sensor designed for ceiling installation in indoor automation environments. Operating at 5.8GHz CW radar frequency, it delivers high-precision motion detection through glass, wood, and thin walls with no dead zones.
This energy-saving switch offers automatic day/night detection, adjustable detection range, and timing control, making it ideal for cold storages, parking zones, hotel corridors, and more. With simple installation and reliable sensing, it ensures efficient lighting control for any space.

360° Full Coverage
Detects motion in all directions up to 8m ceiling radius.

Custom Sensitivity & Timing
Easily adjustable range and time delay to suit the space.

Through-Material Detection
Works reliably through glass, wood, and thin partitions.
Technical Specifications
Specification Item | Value |
---|---|
Model | AU-X753 |
Power Source | 220–240V AC, 50Hz |
HF System | 5.8GHz CW Radar, ISM Band |
Transmission Power | <0.2mW |
Time Delay | 10 sec ±3 sec to 12 min ±1 min |
Rated Load | 1200W (Incandescent), 300W (LED) |
Detection Range | 360° |
Detection Distance | 1–8m (adjustable ceiling radius) |
Ambient Light | <3–2000 LUX |
Installation Height | 1.5–3.5m |
Power Consumption | Approx. 0.9W |
Number of Wires | 3 Wires |
Detection Motion Speed | 0.6–1.5 m/s |
Key Functional Modes

Daylight Sensitivity Adjustment
Responds to motion based on light levels
- Activates light in low light conditions under <3 LUX
- Daylight threshold adjustable up to 2000 LUX
- Helps avoid unnecessary lighting

Auto Time Delay Reset
Tuned detection based on room size
- Range configurable between 1m and 8m
- Ideal for tight or open ceiling spaces
- Reduces false triggers

LUX Sensitivity Test
Control duration of light-on after motion
- Set between 10 seconds and 12 minutes
- Resets on repeated motion
- Improves energy savings
Installation Guide
- Power Down: Switch off power before installation.
- Access Terminals: Open the vinyl cover at the sensor base.
- Wiring: Connect load and power wires to the terminal block as per the diagram.
- Secure Wiring: Tighten terminal screws and replace the vinyl cover.
- Mount Sensor: Fold metal springs into “I” position and insert into ceiling hole or box.
Troubleshooting & FAQs
1
Why isn’t the light activating during the day?Set the LUX knob to “SUN” to enable daylight response.
2
Light stays on continuously. What's wrong?Possible continuous motion in the detection area or incorrect positioning.
3
The light turns on with no visible movement.May be detecting motion behind glass or a thin wall—adjust zone or placement.
4
Detection is inconsistent.Turn the sensitivity (SENS) knob fully clockwise to ensure optimal response.
5
Can it be installed near glass or metal?Avoid installation near such materials, as they may affect detection accuracy.