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AB 56RF-TR-4040 Inductive Proximity Sensor

Brand:AB

Model number:56RF-TR-4040

Lead Time:3-day working day   

Country of origin: USA Price: Please contact us         

Product weight:0.225kg

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

AB 56RF-TR-4040 Inductive Proximity Sensor

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Products Name: AB 56RF-TR-4040 Inductive Proximity Sensor

PRODUCT DESCRIPTION

Product Description

The Allen-Bradley 56RF-TR-4040 is a rugged, high-sensitivity inductive proximity sensor engineered for non-contact detection of metallic objects in industrial automation. This sensor belongs to the Bulletin 871P family and is designed to provide reliable and accurate sensing even in challenging environments such as high vibration, moisture, and temperature fluctuations. Its compact cylindrical form factor allows for flexible installation in space-constrained areas.


Product Parameters

ParameterSpecification
Product TypeInductive Proximity Sensor
Model Number56RF-TR-4040
Sensing Range40 mm
Sensing FaceCylindrical, Shielded
Output TypePNP, Normally Open (NO)
Supply Voltage10–30 V DC
Current Consumption≤ 15 mA
Switching Frequency300 Hz
Hysteresis5–15% of sensing range
Repeatability≤ 3% of sensing range
Connection TypeCable or Quick-Disconnect (depending on variant)
Housing MaterialBrass, Stainless Steel sensing face
Protection RatingIP67 / IP69K (dust-tight, waterproof, high-pressure washdown)
Operating Temperature–25°C to +70°C (–13°F to +158°F)
LED IndicatorYellow LED for output status

Product Advantages

  • Long Sensing Range: With a 40 mm detection range, it provides flexibility in mounting and object detection.

  • High Switching Frequency: Supports fast detection cycles, ideal for high-speed automation systems.

  • Robust Construction: Fully encapsulated in brass with a stainless steel sensing face, resistant to mechanical stress and corrosion.

  • Wide Voltage Range: Compatible with a broad range of industrial DC power supplies.

  • IP69K Protection: Suitable for harsh environments, including high-pressure and high-temperature washdowns.

  • Reliable Output: Stable PNP NO output ensures consistent performance in control systems.

  • LED Status Indicator: Simplifies troubleshooting and operational monitoring.


Precautions

  • Installation Clearance: Ensure proper clearance around the sensor to avoid interference from adjacent metal objects.

  • Mounting Orientation: Shielded type reduces sensitivity to surrounding metal, but correct orientation is still important for consistent performance.

  • Environmental Limits: Avoid use beyond the specified temperature and humidity ranges to prevent performance degradation.

  • Power Supply Stability: Use a stable, noise-free DC power source to avoid false triggering.

  • Cable Protection: Protect the sensor cable from sharp edges, abrasion, and excessive bending to maintain signal integrity.

  • Target Material: Sensing performance may vary depending on the type of metal (e.g., steel vs. aluminum). Always calibrate accordingly.


Product Applications

  • Material Handling: Used in conveyor systems for detecting metal parts, pallets, or containers.

  • Automotive Industry: Applied in assembly lines for detecting vehicle components, jigs, and fixtures.

  • Packaging Systems: Monitors metal caps, foils, and containers in high-speed packaging equipment.

  • Machine Tooling: Detects tool presence, positioning, and part alignment in CNC and milling machines.

  • Elevator and Lift Systems: Used for door and position sensing in vertical transport systems.

  • Food and Beverage: Suitable for washdown environments and detection of metal components in processing lines.

AB 56RF-TR-4040

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapor

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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