---
title: "Positioning Sensor"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:POSITIONING_SENSOR"
  data_integrity_hash: "976ecf210ba03c08d305725f0c8a740d"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:POSITIONING_SENSOR"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/positioning-sensor.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/positioning-sensor"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-1000 mm with 0.01 mm resolution"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 0.05
    unit: "mm"
    consequence: "Hall effect sensor magnetic field distortion due to ferromagnetic particle accumulation exceeding 0.3 g/cm³ density threshold"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Electromagnetic interference from adjacent 400 Hz AC motor exceeding 50 V/m field strength"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Mu-metal shielding with 80 dB attenuation at 400 Hz and twisted-pair cabling with 100 Ω characteristic impedance"
  - node_2:
      trigger: "Thermal expansion mismatch between aluminum housing (23×10⁻⁶/°C CTE) and silicon sensor die (2.6×10⁻⁶/°C CTE)"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Kovar alloy (5.3×10⁻⁶/°C CTE) interposer with 0.5 mm thickness and silicone gel underfill"
bom_nodes:
  sensing-element:
    type: "component"
    urn: "URN:CNFX:ME:SENSING_ELEMENT"
    interface_type: "physical-logic-coupled"
  signal-conditioning-circuit:
    type: "device"
    urn: "URN:CNFX:ME:SIGNAL_CONDITIONING_CIRCUIT"
    interface_type: "physical-logic-coupled"
  protective-housing:
    type: "component"
    urn: "URN:CNFX:ME:PROTECTIVE_HOUSING"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/positioning-sensor.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "097cb2fd339714be44c487512b60889a59ca3473a7ea8308443ca60aa8e2c2c3"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Positioning Sensor

## 1. Technical Definition
A sensor that detects and reports the precise position of components within a coding unit.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-1000 mm with 0.01 mm resolution**. Failure boundary: **Positional accuracy deviation exceeding ±0.05 mm from calibrated reference**, Mechanism: **Hall effect sensor magnetic field distortion due to ferromagnetic particle accumulation exceeding 0.3 g/cm³ density threshold**.

### 2.1 Analytical Physics Model
Governed by the **Combined Measurement Uncertainty**:

> **Primary Equation**: $u_c = \sqrt{\sum u_i^2}$  
> **Engineering Impact**: Defines the precision confidence interval for inspection.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| u_i | Standard Uncertainty components | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Electromagnetic interference from adjacent 400 Hz AC motor exceeding 50 V/m field strength | 8 | Signal-to-noise ratio degradation below 20 dB causing position data corruption | Mu-metal shielding with 80 dB attenuation at 400 Hz and twisted-pair cabling with 100 Ω characteristic impedance |
| Thermal expansion mismatch between aluminum housing (23×10⁻⁶/°C CTE) and silicon sensor die (2.6×10⁻⁶/°C CTE) | 8 | Mechanical stress-induced piezoresistive coefficient change exceeding 10% baseline | Kovar alloy (5.3×10⁻⁶/°C CTE) interposer with 0.5 mm thickness and silicone gel underfill |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Signal Conditioning Circuit](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/signal-conditioning-circuit.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Calibration Fixture**, **Signal Conditioner**, **Industrial Controller**  
**Downstream Applications**: Precision Assembly Robots, Automated Optical Inspection Systems, High-Accuracy CNC Machines  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What is the typical accuracy range of this positioning sensor?
**A**: This positioning sensor provides sub-millimeter accuracy, typically within ±0.1mm, making it ideal for precise component positioning in electronic and optical manufacturing applications.

### Q: How does the stainless steel housing benefit the sensor in industrial environments?
**A**: The stainless steel housing provides excellent durability, corrosion resistance, and protection against environmental contaminants, ensuring reliable performance in demanding manufacturing settings.

### Q: What types of components can this sensor detect in coding units?
**A**: This sensor can detect various electronic and optical components including circuit boards, lenses, connectors, and mechanical parts within coding units, with adjustable sensitivity for different materials and sizes.

## 6. Manufacturing Compliance

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Positioning Sensor](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/positioning-sensor)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: POSITIONING_SENSOR | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 65e0b842
