SKU: SENS-1262
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Generic LJ24A3-10-Z/BX Inductive Proximity Sensor, NPN NO, 10mm Range, 6-36VDC, IP65, Brass Housing

₹359.00 (Inclusive of all taxes)
Out of Stock

The LJ24A3-10-Z/BX is a cylindrical inductive proximity sensor with a 10mm detection range for ferrous metals, featuring an NPN normally-open output compatible with PLCs and industrial control systems operating from 6-36VDC.

Features

  • 10mm non-contact detection range for iron/steel targets
  • NPN normally-open (NO) output, sinking up to 300mA
  • Wide 6-36VDC operating voltage for flexible system integration
  • IP65-rated brass-nickel plated housing for harsh industrial environments
  • Reverse polarity protection for enhanced wiring safety

Out of stock

Description

The LJ24A3-10-Z/BX operates on the principle of electromagnetic induction, generating an oscillating field from its coil. When a ferrous metal object enters the 10mm sensing zone, it dampens the oscillation, triggering the internal solid-state switch to change state. This provides a reliable, wear-free alternative to mechanical limit switches.

Constructed with a brass-nickel plated body and an ABS sensing face, the sensor is built for durability in environments with oil, coolants, and dust. The integrated reverse connection protection safeguards the electronics from wiring errors, ensuring stable operation across its full 6-36VDC input range for compatibility with 12V, 24V, and 36V industrial power supplies.

Key Features

  • Precise Ferrous Metal Detection: Consistently detects iron and steel targets at the specified 10mm (0.39") standoff distance.
  • Robust Industrial Construction: Brass-nickel plated housing and IP65 sealing provide excellent resistance to mechanical impact, moisture, and industrial contaminants.
  • Wide Voltage Compatibility: Operates reliably from 6VDC to 36VDC, accommodating a broad range of control panel and machine voltages.
  • High-Current Switching: NPN open-collector output can sink up to 300mA, suitable for directly driving relays, PLC inputs, or indicator lamps.
  • Integrated Circuit Protection: Built-in reverse polarity and short-circuit protection enhances longevity and prevents installation damage.
  • Non-Contact Sensing: Eliminates physical wear and tear on both the sensor and target, ensuring a long operational lifespan.

Applications

  • Machine tooling for part presence verification and end-of-travel limit sensing.
  • Conveyor systems to detect metal components or pallets for automated sorting.
  • Robotic arm end-effectors for precise positioning feedback near metallic workpieces.
  • Packaging machinery to count or verify metal cans, lids, or closures.
  • Automated assembly lines for detecting the presence of screws, nuts, or metal brackets.

Technical Specifications

Model NumberLJ24A3-10-Z/BX
Detection PrincipleInductive
Sensing ObjectFerrous Metals (Iron/Steel)
Nominal Sensing Distance10 mm
Output TypeNPN, Normally Open (NO)
Output Current≤ 300 mA
Operating Voltage6 – 36 VDC
Housing MaterialBrass-Nickel Plated
IP RatingIP65
Cable Length1.2 m
Housing Diameter24 mm

Frequently Asked Questions

What type of metals can this LJ24A3 sensor detect?

This inductive sensor is specifically designed to detect ferrous metals, primarily iron and steel. It will not reliably detect non-ferrous metals like aluminum, copper, or brass at its full 10mm rated distance. The sensing distance can vary slightly based on the target's size, shape, and material grade.

How do I wire this NPN normally-open sensor to a PLC?

Connect the brown wire to your positive DC supply (6-36VDC), the blue wire to the DC common/negative, and the black wire to your PLC's digital input. The black wire is the NPN output; it will switch to ground (sink current) when a metal target is detected, pulling the PLC input low. Ensure your PLC input is configured for a sinking (NPN) signal.

What is the difference between the LJ24A3-10-Z/BX and the LJ8A3 model mentioned in the package?

They are different sensor series with distinct specifications. The LJ24A3 has a 24mm diameter body and a 10mm sensing range. The LJ8A3 model has a smaller 8mm diameter body and typically a 2mm sensing range. The package list contains an error; you will receive the LJ24A3-10-Z/BX sensor as ordered.

Can this sensor be used in wet or oily conditions?

Yes, the IP65 rating indicates it is dust-tight and protected against low-pressure water jets from any direction. This makes it suitable for use in environments with occasional washdowns, oil mist, or coolants. However, it is not submersible and should not be used under continuous immersion.

Package Includes

  • 1 x Inductive Proximity Sensor (LJ24A3-10-Z/BX)

Additional Information

Weight 0.138 kg
Dimensions 12 × 8 × 3 cm