Editorial Technical Reference

Sensing Array

This page explains how Sensing Array is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A multi-sensor configuration within a component feeding system that detects, identifies, and monitors the position, orientation, and presence of components.

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Sensing Array in a manufacturing environment
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Product Specifications

Technical details and manufacturing context for Sensing Array

Definition
A sensing array is a critical sub-assembly within a component feeding system, typically consisting of multiple sensors (e.g., photoelectric, proximity, vision) arranged in a specific pattern or sequence. Its primary role is to provide real-time feedback on the feeding process, ensuring components are correctly presented, oriented, and available for the subsequent pick-and-place or assembly operation. It acts as the system's 'eyes,' enabling precise control and error detection. The array is housed in a stainless steel enclosure with polycarbonate lenses or windows, protecting the electronic sensor elements and printed circuit boards. It is designed for industrial environments, with an ingress protection rating of IP54 to IP65 per IEC 60529, and operates within a temperature range of -40°C to 85°C. The number of sensing elements can range from 8 to 64, depending on the application's spatial resolution and coverage requirements. Detection range varies from 5 to 120 mm, with a response time of 0.5 to 10 ms, and position accuracy of ±0.05 to ±0.5 mm. The array operates on a supply voltage of 9 to 36 V DC and provides a 4-20 mA analog output signal for process control. The sensor material is 316L stainless steel per ASTM A240, and the total assembly weight ranges from 0.5 to 2.5 kg. These specifications are reference ranges; actual values must be confirmed with the manufacturer for specific models and applications. The sensing array is a component, not a standalone product, and its integration requires careful consideration of the feeding system's layout and control architecture.
Working Principle
The array operates by deploying its individual sensors to monitor key points along the feeding path (e.g., bowl feeder track, linear vibrator, escapement). Sensors detect physical properties like light interruption, proximity, or visual features. Their combined signals are processed by a controller to determine component status (present/absent), verify correct orientation, and confirm proper positioning before release to the next stage, triggering corrective actions or halting the system if a fault is detected.
Common Materials
Stainless Steel (Housing), Polycarbonate (Lens/Window), Electronic Components (Sensor Elements, PCB)
Technical Parameters
ParameterTypical rangeNotes & selection driver
Number of Sensing Elements8–64 pcsDetermines spatial resolution and coverage area.
Detection Range5–120 mmMaximum distance for reliable component detection.
Response Time0.5–10 msTime from detection to signal output; affects throughput.
Position Accuracy±0.05–±0.5 mmTolerance for component position measurement.
Operating Voltage9–36 V DCSupply voltage range for sensor electronics.
Output Signal4–20 mAAnalog current loop output for process control.
Operating Temperature-40–85 °CAmbient temperature range for reliable operation.
Ingress ProtectionIP54–IP65Protection against dust and water ingress.IEC 60529
Sensor Material316LCorrosion-resistant stainless steel for harsh environments.ASTM A240
Weight0.5–2.5 kgTotal weight of the sensing array assembly.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Sensor Housing Part
    Provides mechanical protection, mounting points, and environmental sealing for the internal electronics.
    Material: Stainless Steel or Engineering Plastic
  • Sensor Element(s) Part
    The core detection device (e.g., photoelectric emitter/receiver pair, inductive coil, capacitive plate) that generates the primary signal based on the presence or absence of a target.
    Material: Varied (Semiconductors, Ferrite Cores)
  • Signal Conditioning Circuit
    Amplifies, filters, and converts the raw sensor signal into a clean, standardized output signal for the system controller.
    Material: Electronic Components on PCB
  • Connector / Cable Gland Part
    Provides the electrical interface for power input and signal output to the main control system.
    Material: Plastic or Metal with Brass/Copper Contacts

Application & selection

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 10 bar
flow rate: 0 to 5 m/s
temperature: -20°C to 85°C
slurry concentration: 0 to 30% solids by weight
Media Compatibility
✓ plastic pellets ✓ metal fasteners ✓ electronic components
Unsuitable: highly corrosive chemical environments
Sizing Data Required
  • component size range
  • required detection resolution
  • maximum feed rate

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Sensor Drift
Cause: Thermal cycling and environmental exposure causing calibration shift in sensing elements
Signal Degradation
Cause: Moisture ingress and corrosion at electrical connections or within housing seals
Maintenance Indicators
  • Inconsistent or erratic readings compared to known process parameters
  • Physical damage to housing, exposed wiring, or visible corrosion on connectors
Engineering Tips
  • Implement regular calibration verification against master sensors or known references
  • Ensure proper IP-rated enclosures and use dielectric grease on connections to prevent moisture ingress

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
IEC 60529 Degrees of Protection Provided by Enclosures (IP Code) ASTM E1444/E1444M Standard Practice for Magnetic Particle Testing

Quoted from the published standard.

Manufacturing Precision
  • Dimensional Accuracy: +/-0.05mm for sensor element positioning
  • Surface Flatness: 0.02mm across sensing face
Quality Inspection
  • Electrical Performance Verification (sensitivity, linearity, hysteresis)
  • Environmental Sealing Test (IP67/IP68 rating validation)
Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
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Manufacturers of Sensing Array

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Frequently Asked Questions

What is the typical number of sensing elements in a sensing array?

The number of sensing elements can range from 8 to 64, depending on the required spatial resolution and coverage area. The exact count should be confirmed for the specific application.

What is the detection range of a sensing array?

The detection range is typically 5 to 120 mm, but the actual range depends on the sensor types and the specific model. Verify with the manufacturer for your application.

What output signal does a sensing array provide?

The sensing array provides a 4-20 mA analog current loop output for process control. This signal can be interfaced with a PLC or other control system.

What environmental conditions can a sensing array withstand?

The sensing array is designed for industrial environments, with an operating temperature range of -40°C to 85°C and an ingress protection rating of IP54 to IP65 per IEC 60529. Confirm suitability for your specific environment.

Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Related equipment

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Component Feeding System
View system integration details

Industrial Ecosystem & Supply Chain Structure

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review · Page last updated 12 October 2026

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