Panasonic EX-22A-PN Ultra-Compact Photoelectric Sensor

USD 67.44

Ultra-compact diffuse reflective photoelectric sensor, 5-160mm range, PNP, IP67, 0.5ms response. Ideal for precise object detection in tight industrial spaces.

SKU Pananonic-EX-22A-PN Category
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Panasonic EX-22A-PN Ultra-Compact Photoelectric Sensor

Model Identifier EX-22A-PN
Official Part Number EX-22A-PN
GTIN Standard NA

Technical Overview

Ultra-compact diffuse reflective photoelectric sensor, 5-160mm range, PNP, IP67, 0.5ms response. Ideal for precise object detection in tight industrial spaces.

Key Features

  • Ultra-compact side-sensing design (8.2mm thick).
  • Diffuse-reflective sensing method with a range of 5 to 160mm.
  • PNP open-collector transistor output with Light-ON operation.
  • Wide supply voltage range of 12 to 24 V DC.
  • IP67 protection rating for high resistance to dust and water.
  • Fast response time of 0.5 ms or less.
  • Integrated sensitivity adjuster for fine tuning detection.
  • Bright 2-color LED indicator (orange for operation, green for stability).
  • Built-in short-circuit protection for enhanced safety.
  • Red LED modulated light source with 680 nm peak emission wavelength.
  • RoHS compliant for environmental responsibility.

Miniaturization achieved by using a single-chip optical IC and an incorporated sensitivity adjuster in a compact design, enabling stable and precise detection in extremely tight spaces.

Technical Specification Matrix

ParameterValue
Sensor TypePhotoelectric, Diffuse-reflective
Sensing Range5 to 160 mm (0.197 to 6.299 in) with white non-glossy paper (200 x 200 mm)
Output ConfigurationPNP Open-Collector Transistor
Operation ModeLIGHT-ON
Supply Voltage12 to 24 V DC ±10% Ripple P-P 10% or less
Max. Operating Current (Sink)50 mA
Current Consumption13 mA or less
Response Time0.5 ms or less
IP RatingIP67
Operating Temperature-25 to +55 °C (-13 to +131 °F)
Storage Temperature-30 to +70 °C (-22 to +158 °F)
Enclosure MaterialPolyethylene terephthalate
Lens MaterialPolyalylate
Light SourceRed LED (modulated), Peak emission wavelength 680 nm
Cable Length2 m (6.562 ft) 3-core cabtyre cable (0.1 mm²)
Hysteresis15 % or less of operation distance
Repeatability (perpendicular to sensing axis)0.3 mm or less
Physical Weight (kg)0.02
Dimensions L x W x H (cm)2.2 x 1.23 x 0.82

Industrial Applications

1. High-Speed Object Detection on Miniature Conveyors

The EX-22A-PN's ultra-compact size (0.82 cm thick, 1.23 cm width, 2.2 cm length) and rapid response time of 0.5 ms make it perfectly suited for detecting small, fast-moving items on compact automation lines where space is severely restricted. Its 5-160mm diffuse reflective sensing range is ideal for close-proximity detection tasks.

Problem Solved

Ensuring accurate and timely detection of small, rapidly moving products in space-constrained material handling systems, preventing jams and miscounts.

Ultra-compactFast response timeDiffuse reflectiveMiniature automationObject detection

2. Presence Sensing in Washdown Environments

With an IP67 protection rating, this sensor can reliably function in areas exposed to water spray or dust, such as food and beverage processing or pharmaceutical packaging lines. Its robust construction allows for consistent product presence or position verification without being compromised by moisture or cleaning agents, ensuring hygiene and operational continuity.

Problem Solved

Providing reliable object presence detection in environments requiring frequent washdowns or subject to high levels of dust and moisture, where standard sensors would fail.

IP67Washdown compatibleFood processingDust resistantMoisture resistant

3. Component Verification in Electronics Assembly

The EX-22A-PN's small spot red LED and integrated sensitivity adjuster enable precise detection and verification of miniature electronic components on Printed Circuit Boards (PCBs) or within tight electronic assemblies. Its compact footprint and high repeatability (0.3 mm or less) are crucial for ensuring accurate component placement and quality control in micro-assembly operations.

Problem Solved

Achieving high-precision verification of small components in dense electronic assemblies, where space is minimal and accuracy directly impacts product quality.

Small spot LEDSensitivity adjusterHigh repeatabilityElectronics assemblyComponent placement
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