Panasonic CX-423 Diffuse Reflective Photoelectric Sensor

USD 35.28

Compact diffuse reflective photoelectric sensor with 70-300mm range, NPN output, IP67 rating, and 1ms response time for precise industrial object detection.

SKU Pananonic-CX-423 Category
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Panasonic CX-423 Diffuse Reflective Photoelectric Sensor

Model Identifier CX-423
Official Part Number CX-423
GTIN Standard NA

Technical Overview

Compact diffuse reflective photoelectric sensor with 70-300mm range, NPN output, IP67 rating, and 1ms response time for precise industrial object detection.

Key Features

  • Compact rectangular plastic body (approx. H31 x W11 x D20 mm).
  • IP67 protection rating ensures resistance to dust and water ingress in harsh industrial environments.
  • Wide operating temperature range from -25°C to +55°C for reliable performance in varied climates.
  • Narrow-view diffuse reflective sensing with a high-luminance red LED light source (645 nm peak emission wavelength).
  • Capable of detecting minimum objects as small as Ø0.5 mm copper wire.
  • Output operation is switchable between Light-ON and Dark-ON modes.
  • High luminance spot beam simplifies beam axis alignment.
  • Incorporates an automatic interference prevention function, allowing close mounting of multiple sensors.
  • Pre-wired with a 2-meter (6.562 ft), 3-core cabtyre cable for convenient connection.
  • Fast response time of 1 ms or less, suitable for high-speed applications.
  • CE, UKCA, and UL recognized, ensuring compliance with international standards.

Operates on a versatile 12 to 24 VDC supply voltage, providing an NPN open-collector output with a maximum sink current of 100 mA and integrated short-circuit protection for robust electrical performance.

Technical Specification Matrix

ParameterValue
IP RatingIP67
Operating Supply Voltage12 to 24 VDC (±10% Ripple P-P 10% or less)
Minimum Operating Temperature-25°C
Maximum Operating Temperature+55°C
Output TypeNPN Open-Collector Transistor
Maximum Sink Current100 mA
Applied Voltage (Output)30 V DC or less (between output and 0 V)
Residual Voltage (at 100mA sink)2 V or less
Residual Voltage (at 16mA sink)1 V or less
Current Consumption15 mA or less
Response Time1 ms or less
Sensing Range (Diffuse Reflective, Narrow-view)70 to 300 mm
Minimum Sensing ObjectØ0.5 mm copper wire
Light SourceRed LED (Peak emission wavelength: 645 nm)
Hysteresis15% or less of operation distance
Repeatability (perpendicular to sensing axis)0.5 mm or less
Enclosure MaterialPBT (Polybutylene Terephthalate)
Lens MaterialAcrylic
Cable Type0.2 mm² 3-core cabtyre cable
Cable Length2 m
Physical Weight (kg)0.05
Dimensions L x W x H (cm)2 x 1.1 x 3.1

Industrial Applications

1. High-Speed Small Part Detection on Conveyor Belts

The Panasonic CX-423's narrow-view diffuse reflective sensing, combined with its ability to detect objects as small as Ø0.5 mm and a rapid 1 ms response time, makes it ideal for precise counting and presence detection of small components moving quickly on automated conveyor systems in manufacturing.

Problem Solved

Ensures accurate detection and counting of miniature or closely spaced items in high-throughput production lines, preventing errors like missed counts or system jams.

High-speed detectionSmall object sensingConveyor automationPresence detection1ms responseØ0.5mm minimum object

2. Object Positioning in Harsh Packaging Environments

With an IP67 rating, this sensor provides robust resistance against dust and water, making it perfectly suited for object detection and positioning in demanding packaging lines, where regular washdowns or dusty conditions are prevalent. Its 70-300 mm sensing range is versatile for various packaging materials.

Problem Solved

Offers reliable and consistent object detection and accurate positioning for automated filling, sealing, or sorting processes in environments prone to moisture or particulate matter, safeguarding the sensor from damage.

IP67 protectionHarsh environmentsPackaging automationObject positioningWater/dust resistance70-300mm sensing

3. Component Verification in Automated Assembly Machines

The CX-423's capability to detect opaque, translucent, and transparent objects, along with its high repeatability of 0.5 mm, is crucial for verifying the presence or precise placement of diverse components during automated assembly processes, enhancing quality control.

Problem Solved

Accurately confirms the presence and correct orientation of various materials (e.g., plastic parts, metal fasteners) on assembly lines, significantly reducing manufacturing defects and improving product quality.

Component verificationAssembly automationQuality controlMulti-material detection0.5mm repeatabilityPrecision placement
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