SKU: SENS-1241
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LJ6A3-1-Z/AY Inductive Proximity Sensor PNP NC, 1.5mm Detection Range, Shielded, 1.2m Cable

₹389.00 (Inclusive of all taxes)
Out of Stock

The LJ6A3-1-Z/AY is a shielded inductive proximity sensor with a 1.5mm detection range and PNP normally closed (NC) output, designed for non-contact detection of metallic objects in industrial automation systems operating from 10-30VDC.

Features

  • Shielded inductive sensor with a 1.5mm (±10%) detection range for precise metal object detection.
  • PNP normally closed (NC) output configuration compatible with standard PLC and controller inputs.
  • Robust brass-nickel plated housing with IP65 rating for durability in industrial environments.
  • Wide operating voltage range of 10-30VDC with reverse polarity protection.
  • Includes a 1.2-meter cable for direct installation and connection.

Out of stock

Description

The LJ6A3-1-Z/AY is a shielded inductive proximity sensor that operates on the principle of electromagnetic induction to detect ferrous and non-ferrous metal targets without physical contact. Its shielded design allows for flush mounting in metal, reducing installation constraints. The sensor provides a solid-state PNP normally closed (NC) output signal, switching off when a target enters its 1.5mm sensing field.

Encased in a durable brass-nickel plated body with an IP65-rated seal, this sensor is built to withstand dust, oil, and water spray common in factory automation, packaging, and material handling applications. It integrates reverse connection protection to safeguard against wiring errors, ensuring reliable operation across its specified 10-30VDC supply range.

Key Features

  • Shielded inductive sensing element for flush metal mounting capability.
  • PNP (sourcing) output in a normally closed (NC) configuration.
  • Rated IP65 for protection against dust and water jets.
  • Brass-nickel plated housing provides corrosion resistance and mechanical strength.
  • Integrated reverse polarity protection circuit.
  • Wide operating voltage range (10-30VDC) for compatibility with various control systems.
  • Fixed 1.2-meter output cable simplifies installation.
  • LED status indicator for visual confirmation of output state and power.

Applications

  • Position verification of metal parts on conveyor lines and assembly stations.
  • End-of-travel detection for pneumatic cylinders and actuators in machinery.
  • Object counting and presence sensing in automated packaging and sorting systems.
  • Tool position monitoring and safety interlocking in CNC machines and presses.
  • Level detection for metal bins, hoppers, and storage containers.

Technical Specifications

Model NumberLJ6A3-1-Z/AY
Detection PrincipleInductive (Shielded)
Detection Distance1.5 mm ±10%
Set Distance0 - 1.2 mm
Output TypePNP Normally Closed (NC)
Output Current≤ 300 mA
Supply Voltage10 - 30 VDC
Housing MaterialBrass-Nickel Plated
IP RatingIP65
Cable Length1.2 m
Operating Temperature-25°C to +70°C (Typical)

Frequently Asked Questions

What is the difference between PNP Normally Closed (NC) and Normally Open (NO) output?

A PNP Normally Closed (NC) output provides a positive voltage signal (sourcing) to the load when the sensor is idle with no target present. When a metal target enters the detection range, this output switches off (opens). Conversely, a Normally Open (NO) output is off at idle and switches on when a target is detected. The NC configuration is often used for fail-safe monitoring.

Can this LJ6A3 sensor be mounted flush in metal?

Yes, the LJ6A3-1-Z/AY is a shielded inductive sensor, which allows for flush mounting in metal without a reduction in its nominal sensing distance. This design minimizes the required clearance around the sensor face and simplifies installation in machine frames and metal brackets.

What is the maximum load current for the sensor's output?

The sensor's solid-state PNP output can switch a load of up to 300mA. It is designed to directly interface with PLC digital inputs, relays, or indicator lamps. Ensure the connected load does not exceed this current rating and is protected with a suitable flyback diode for inductive loads like relays or solenoids.

How do I wire this 3-wire PNP proximity sensor?

Connect the brown wire to the positive DC supply (10-30VDC), the blue wire to the negative/common (0V), and the black wire to your load (e.g., PLC input). The other side of the load connects back to the negative/common. The sensor includes reverse polarity protection, but correct wiring is essential for proper operation.

Package Includes

  • 1 x LJ6A3-1-Z/AY Inductive Proximity Sensor (with integrated 1.2m cable)

Additional Information

Weight 0.138 kg