pd40cnb08pp – photo br pl 80mm pnp no+nc cab

Why Choose the Carlo Gavazzi PD40CNB08PP Background Suppression Photoelectric Sensor?

The Carlo Gavazzi PD40CNB08PP is a compact diffuse-reflective photoelectric sensor with background suppression designed for precise short-range object detection in industrial automation and machinery. Part of the Carlo Gavazzi PD40 series, it combines an adjustable sensing range of 15–80 mm with PNP NO/NC switching and a compact rectangular housing.

Its background suppression sensing principle allows the sensor to detect the intended foreground target while reducing unwanted detection of surfaces positioned beyond the configured sensing point. This makes the PD40CNB08PP particularly useful where products or machine components need to be reliably distinguished from nearby conveyor structures, panels or other backgrounds.

Operating from a 10–30 V DC supply, the PD40CNB08PP provides a PNP NO/NC output and is supplied with an integrated 2 m cable. A 250 Hz operating frequency, IP67 protection and robust ABS housing make it suitable for packaging equipment, conveyors, assembly machinery and other industrial automation applications.

Key Advantages

• Adjustable 15–80 mm background suppression sensing range.
• Background suppression helps distinguish foreground targets from surfaces behind them.
• PNP NO/NC switching provides flexible integration with compatible control systems.
• 10–30 V DC operating voltage suits standard industrial automation systems.
• 250 Hz operating frequency supports responsive short-range detection.
• Integrated 2 m cable provides a straightforward electrical connection.
• Compact 20 × 32 × 10 mm housing is suitable for restricted installation spaces.
• IP67 protection supports use in demanding industrial environments.

Key Features

• Carlo Gavazzi PD40 photoelectric sensor series.
• Diffuse-reflective sensing with background suppression.
• Adjustable sensing distance of 15–80 mm.
• PNP transistor output.
• Normally open/normally closed (NO/NC) switching.
• 10–30 V DC rated operational voltage.
• 250 Hz operating frequency.
• Load current up to 100 mA.
• Voltage drop ≤2.0 V DC.
• Integrated 2 m cable.
• ABS sensor housing.
• Short-circuit, reverse polarity and transient protection.
• IP67 degree of protection.

Precise Background Suppression for Short-Range Detection

Background suppression photoelectric sensors use diffuse-reflective detection while distinguishing the intended target from surfaces positioned beyond the selected sensing point. Instead of requiring a separate reflector or receiver, the sensor detects light returned directly from the target while its optical system helps suppress unwanted responses from the background.

The PD40CNB08PP combines this principle with an adjustable 15–80 mm sensing range and a 250 Hz operating frequency. Its PNP NO/NC switching, integrated 2 m cable and compact construction make it a practical choice for detecting components and products in machinery where accurate foreground detection and limited mounting space are important considerations.

Typical Applications

• Industrial conveyors and material handling systems.
• Packaging and production machinery.
• Short-range object presence and position detection.
• Applications requiring foreground/background differentiation.
• Automated assembly and handling equipment.
• Component and product detection.
• Compact machinery with restricted sensor mounting space.