The Autonics BJ300-DDT is a diffuse-reflective photoelectric sensor designed for reliable short-range object detection without the need for a reflector or separate receiver. With a 300 mm sensing distance, compact housing, and NPN/PNP open-collector output, it is widely used in packaging lines, conveyors, and OEM automation machinery.

Key Features

• Diffuse reflective sensing type

• Sensing distance up to 300 mm

• NPN & PNP open-collector outputs

• Light-ON / Dark-ON selectable

• Built-in sensitivity adjustment

• Compact rectangular BJ housing

• Stable detection with ambient light immunity

• IP65 protection rating

• Cable type (standard cable length)

Technical Specifications

Applications

• Packaging machines

• Conveyor object detection

• Counting & positioning systems

• Material handling equipment

• Compact OEM automation machines

• General industrial sensing

What’s in the Box?

• Autonics BJ300-DDT Photoelectric Sensor

• Mounting bracket (Bracket A)

• Adjustment screwdriver

• Mounting screws & nuts

• Instruction manual

FAQ

Q1. What type of sensor is BJ300-DDT?
It is a diffuse reflective photoelectric sensor.

Q2. What is the maximum sensing distance?
Up to 300 mm, depending on object size and reflectivity.

Q3. Does it support both NPN and PNP outputs?
Yes, it provides both NPN & PNP open-collector outputs.

Q4. Is this suitable for dusty environments?
Yes, with IP65 protection, it is suitable for industrial environments.

Q5. Where is this model commonly used?
In packaging machines, conveyors, and OEM automation equipment.