The Autonics BJ1M-DDT is a diffuse-reflective photoelectric sensor designed for medium-range object detection without the need for a reflector or separate receiver. With a 1-meter sensing distance, NPN/PNP output, and IP65 protection, it is widely used in packaging, material handling, and OEM automation equipment.

Key Features

• Diffuse reflective sensing type

• Sensing distance up to 1 m

• 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

• Conveyor object detection

• Packaging & bottling machines

• Counting & positioning systems

• Material handling equipment

• Compact OEM automation machines

• General industrial sensing

What’s in the Box?

• Autonics BJ1M-DDT Photoelectric Sensor

• Mounting bracket (Bracket A)

• Adjustment screwdriver

• Mounting screws & nuts

• Instruction manual

FAQ

Q1. What type of sensor is BJ1M-DDT?
It is a diffuse reflective photoelectric sensor.

Q2. What is the maximum sensing distance?
Up to 1 meter, depending on object reflectivity.

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

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

Q5. Where is this model commonly used?
In conveyors, packaging lines, and general automation.