Capacitive Sensors

Pepperl+Fuchs Capacitive Sensors: Unrivaled Control for Non-Metallic Materials


Capacitive Proximity Sensors from Pepperl+Fuchs are the universal solution for non-contact detection and level control of both metallic and, crucially, non-metallic materials within your industrial automation systems.


Operating Principle and Core Functions


These sensors operate by measuring the change in the electrostatic field generated around their sensing face. When an object with dielectric properties (virtually any material) approaches, it alters the field's capacitance, which the sensor registers.

Key Feature — The "Transparent Function":

Capacitive sensors can detect the contents (liquids, granules, powders) inside non-metallic containers (plastic, glass, thin wood) by responding to the combined capacitive influence of the wall and the filling medium. This ensures non-contact, non-invasive level monitoring in closed systems.


Application Areas and Typical Tasks


Due to their ability to "see" through non-conductive walls and detect diverse materials, capacitive sensors are indispensable in a wide range of industrial sectors:

Industry

Applications and Equipment

Food and Beverage

Level control of liquids (milk, juices, oils) in tanks and pipes; detection of glass bottles, sugar, or flour in hoppers.

Chemical and Pharmaceutical

Precise level control of aggressive liquids, pastes, and powders; verification of the presence of plastic vials and containers.

Packaging Industry

Detection of filled cardboard boxes, plastic trays, and control of label presence.

Woodworking Industry

Detection of wood panels, boards, or composite materials.

General Automation

Detection of plastic pellets, glue monitoring, counting cardboard products.


Features and Designs


Pepperl+Fuchs offers a comprehensive selection of capacitive sensors to meet the demands of various operating conditions:

  • Designs: Cylindrical models (M12, M18, M30) in plastic or stainless steel housings; thin rectangular models.

  • Adjustment: Many models feature adjustable sensitivity (via potentiometer) to adapt to different materials and wall thicknesses.

  • Durability: Models with high ingress protection (e.g., up to IP69K), resistant to chemicals and high temperatures.

  • Special Versions: Sensors approved for use in Hazardous Areas (Ex zones).

Pepperl+Fuchs Capacitive Sensors guarantee reliable, uninterrupted process control where other technologies may be ineffective.



How to Purchase Pepperl+Fuchs Equipment in Ukraine


To purchase capacitive sensors and receive professional equipment selection, technical support, and warranty service, please contact the Official Distributor of Pepperl+Fuchs in Ukraine:

CSC-Automation Ltd

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