The Autonics CR18-8DP is a DC 3-wire capacitive proximity sensor designed to detect both metallic and non-metallic objects. With an 8 mm sensing distance and sensitivity adjustment, it is widely used for level detection in tanks and hoppers and for detecting powder, granules, plastic, glass, wood, and liquids in industrial automation environments.

Key Features

• Capacitive sensing – detects metal & non-metal

• Sensing distance: 8 mm

• DC 3-wire PNP output

• Power supply: 12–24 V DC

• Sensitivity adjustment via potentiometer

• Red LED operation indicator

• IP66 protection (IEC standard)

• Built-in surge & reverse polarity protection

• Compact M18 cylindrical housing

Technical Specifications

Applications

• Tank & hopper level detection

• Powder and granule sensing

• Liquid level detection through non-metal walls

• Plastic, paper & glass detection

• Packaging machinery

• Food, pharma & process automation

What’s in the Box?

• CR18-8DP Capacitive Proximity Sensor

• Mounting nuts (2 nos.)

• Washer

• Instruction manual

FAQ

Q1. What materials can CR18-8DP detect?
It detects metal, plastic, liquid, powder, granules, glass, and wood.

Q2. Is this sensor PNP or NPN?
This model is PNP, DC 3-wire.

Q3. Can sensing distance be adjusted?
Yes, via the built-in sensitivity adjustment potentiometer.

Q4. Is it suitable for level detection?
Yes, it is commonly used for level detection in tanks and hoppers.

Q5. What is the protection rating?
The sensor has IP66 protection.