---
title: "Magnetic Field Sensors"
industry: "Basic Metal Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:MAGNETIC_FIELD_SENSORS"
  data_integrity_hash: "ea6d710202655807503d8a781b887989"
  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:MAGNETIC_FIELD_SENSORS"
  data_source_uri: "https://cnfx.com/llms/industry/basic-metal-manufacturing/product/magnetic-field-sensors.md"
  official_resource_url: "https://cnfx.com/industry/basic-metal-manufacturing/product/magnetic-field-sensors"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-2000 mT (millitesla)"
    unit: "mT"
engineering_limits:
  max_safe_operating_point:
    value: 2500
    unit: "mT"
    consequence: "Magnetic core material saturation at 2500 mT, causing non-linear response and permanent magnetic domain alignment loss"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Electromagnetic interference from 50-60 Hz AC power lines exceeding 100 V/m field strength"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Mu-metal shielding enclosure with 40 dB attenuation at 60 Hz and differential signal processing"
  - node_2:
      trigger: "Thermal cycling between 25°C and 150°C at 10°C/minute rate"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Temperature-compensated ASIC with on-chip PT1000 reference and -40°C to +175°C operational range"
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"
  connector-interface:
    type: "part"
    urn: "URN:CNFX:ME:CONNECTOR_INTERFACE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 17025:2017 - GENERAL REQUIREMENTS FOR THE COMPETENCE OF TESTING AND CALIBRATION LABORATORIES"
    scope: "Verified Engineering Specification"
  - standard: "IEC 60747-5-2:2020 - SEMICONDUCTOR DEVICES - DISCRETE DEVICES - PART 5-2: OPTOELECTRONIC DEVICES - ESSENTIAL RATINGS AND CHARACTERISTICS"
    scope: "Verified Engineering Specification"
  - standard: "EN 50178:1997 - ELECTRONIC EQUIPMENT FOR USE IN POWER INSTALLATIONS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/basic-metal-manufacturing/product/magnetic-field-sensors.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "7a3c534d6cbfdbacc65bdb3008faddb29f565c0027f9159bb0a16c3ac60b8abf"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Magnetic Field Sensors

## 1. Technical Definition
Devices that detect and measure magnetic field strength and direction within electromagnetic stirring systems.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-2000 mT (millitesla)**. Failure boundary: **2500 mT magnetic flux density saturation point**, Mechanism: **Magnetic core material saturation at 2500 mT, causing non-linear response and permanent magnetic domain alignment loss**.

### 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 50-60 Hz AC power lines exceeding 100 V/m field strength | 8 | Signal-to-noise ratio degradation below 20 dB, causing measurement error exceeding ±5% | Mu-metal shielding enclosure with 40 dB attenuation at 60 Hz and differential signal processing |
| Thermal cycling between 25°C and 150°C at 10°C/minute rate | 8 | Hall effect sensor coefficient drift exceeding 0.1%/°C specification limit | Temperature-compensated ASIC with on-chip PT1000 reference and -40°C to +175°C operational range |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mT | 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)`
- [Connector Interface](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/connector-interface.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Electromagnetic Stirring System**, **Signal Conditioning Unit**, **Data Acquisition System**  
**Downstream Applications**: High-Purity Steel Ingots, Uniform Alloy Billets, Refined Aluminum Slabs  

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

### Q: How do magnetic field sensors improve electromagnetic stirring in metal manufacturing?
**A**: These sensors provide real-time measurement of magnetic field strength and direction, allowing precise control of electromagnetic stirring systems to ensure uniform metal mixing, reduce impurities, and enhance product quality in basic metal manufacturing processes.

### Q: What materials make these sensors durable for industrial environments?
**A**: Our sensors feature semiconductor sensing elements (silicon), ferromagnetic cores for sensitivity, copper windings for signal transmission, and robust protective housing materials designed to withstand harsh conditions in metal manufacturing facilities.

### Q: What components are included in the sensor's bill of materials?
**A**: Each sensor includes a connector interface for integration, protective housing for durability, a precision sensing element for magnetic detection, and a signal conditioning circuit for accurate measurement output in electromagnetic stirring applications.

## 6. Manufacturing Compliance
- ISO 17025:2017 - GENERAL REQUIREMENTS FOR THE COMPETENCE OF TESTING AND CALIBRATION LABORATORIES
- IEC 60747-5-2:2020 - SEMICONDUCTOR DEVICES - DISCRETE DEVICES - PART 5-2: OPTOELECTRONIC DEVICES - ESSENTIAL RATINGS AND CHARACTERISTICS
- EN 50178:1997 - ELECTRONIC EQUIPMENT FOR USE IN POWER INSTALLATIONS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Magnetic Field Sensors](https://cnfx.com/industry/basic-metal-manufacturing/product/magnetic-field-sensors)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: MAGNETIC_FIELD_SENSORS | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 66b613ef
