
Autonics BX3M-PDT Photoelectric Sensor
Autonics BX3M-PDT retroreflective sensor with 3m range, red LED, and built-in polarizing filter for precise detection of opaque materials.
Product Summary:
 The BX3M-PDT by Autonics is a high-performance retroreflective photoelectric sensor featuring a built-in polarizing filter for accurate detection of opaque materials. With a sensing range of up to 3 meters and both NPN and PNP outputs, it is ideal for versatile industrial automation tasks.
Key Features:
- Retroreflective sensing type with built-in polarizing filter 
- Sensing distance: 3 meters 
- Detects opaque objects min. Ø60mm 
- Red LED (660nm) light source 
- Fast response time: Max. 1ms 
- Dual output: NPN & PNP open collector 
- Adjustable sensitivity with control dial 
- Light ON/Dark ON mode selectable 
- Terminal block connection 
- Timer function built-in 
- Includes reflector (MS-3) and mounting accessories 
- IP65-rated for dust and water resistance 
Applications:
- Conveyor object detection in packaging lines 
- Material presence sensing in assembly units 
- Position feedback for automated machines 
- Bottle or carton detection in bottling plants 
- High-reliability sensing in dusty or reflective environments 
Product Benefits:
- Long sensing range (3m) enhances application flexibility 
- Dual NPN/PNP output simplifies integration with various control systems 
- Timer and sensitivity adjustments optimize performance 
- Robust polycarbonate and steel housing ensures durability 
- Supplied with all necessary mounting accessories for quick setup 
FAQs:
Q1: What type of objects can the BX3M-PDT detect?
A1: It can detect opaque objects of at least Ø60mm with high reliability using a built-in polarizing filter to avoid false triggers from shiny surfaces.
Q2: Can this sensor be used outdoors or in wet environments?
A2: Yes, the sensor has an IP65 protection rating, making it resistant to dust and water splashes for outdoor and industrial use.
Q3: What kind of control systems is it compatible with?
A3: It provides simultaneous NPN and PNP outputs, allowing integration with a wide range of PLCs, controllers, and automation systems.