---
title: "Triaxial Accelerometer"
industry: "Computer, Electronic and Optical Product Manufacturing"
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source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:TRIAXIAL_ACCELEROMETER"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/triaxial-accelerometer.md"
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  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "±2g to ±200g (g = 9.80665 m/s²)"
    unit: "g"
engineering_limits:
  max_safe_operating_point:
    value: 500
    unit: "g"
    consequence: "Piezoelectric crystal fracture at 1.2 GPa stress limit or MEMS structure plastic deformation at 0.2% yield strain"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Electrostatic discharge &gt;8kV"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrated TVS diodes with 5ns response time and 15kV HBM protection"
  - node_2:
      trigger: "Resonant vibration at 2.5kHz matching MEMS natural frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Damping gel with 0.7 damping ratio and anti-resonant mounting at 2.3kHz"
bom_nodes:
  proof-mass:
    type: "component"
    urn: "URN:CNFX:ME:PROOF_MASS"
    interface_type: "physical-logic-coupled"
  suspension-springs:
    type: "component"
    urn: "URN:CNFX:ME:SUSPENSION_SPRINGS"
    interface_type: "physical-logic-coupled"
  fixed-electrodes:
    type: "component"
    urn: "URN:CNFX:ME:FIXED_ELECTRODES"
    interface_type: "physical-logic-coupled"
  asic:
    type: "part"
    urn: "URN:CNFX:ME:ASIC"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 16063-21:2003 (VIBRATION CALIBRATION METHODS)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ISA-37.12.01-2009 (SPECIFICATIONS FOR ACCELEROMETERS)"
    scope: "Verified Engineering Specification"
  - standard: "DIN EN 60068-2-6:2008 (ENVIRONMENTAL TESTING - VIBRATION TESTS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/triaxial-accelerometer.md"
on_chain_sovereignty:
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  royalty_logic: "IPFS-CID-REQUIRED"
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version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Triaxial Accelerometer

## 1. Technical Definition
A sensor that measures acceleration along three orthogonal axes (X, Y, Z) simultaneously.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **±2g to ±200g (g = 9.80665 m/s²)**. Failure boundary: **Acceleration exceeding 500g for &gt;1ms or sustained &gt;250g for &gt;10s**, Mechanism: **Piezoelectric crystal fracture at 1.2 GPa stress limit or MEMS structure plastic deformation at 0.2% yield strain**.

### 2.1 Analytical Physics Model
Governed by the **Harmonic Vibration Force Generation**:

> **Primary Equation**: $F_e = m \cdot r \cdot \omega^2 \sin(\omega t)$  
> **Engineering Impact**: Calculates centrifugal force for vibratory sifters/feeders.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| m | Eccentric Mass | Engineering Constant |
| r | Radius | Engineering Constant |
| \omega | Angular Frequency | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Electrostatic discharge &gt;8kV | 8 | ASIC analog front-end latch-up | Integrated TVS diodes with 5ns response time and 15kV HBM protection |
| Resonant vibration at 2.5kHz matching MEMS natural frequency | 8 | Mechanical structure fatigue fracture | Damping gel with 0.7 damping ratio and anti-resonant mounting at 2.3kHz |

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

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

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Signal Conditioning Amplifier**, **Data Acquisition System**, **Calibration Fixture**  
**Downstream Applications**: Smartphone Motion Sensors, Automotive Airbag Systems, Industrial Vibration Monitoring Systems  

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

### Q: What are the key applications of triaxial accelerometers in computer and optical product manufacturing?
**A**: Triaxial accelerometers are essential for vibration monitoring in precision equipment, motion sensing in optical stabilization systems, impact detection in electronic devices, and orientation tracking in industrial automation applications.

### Q: How does the silicon MEMS construction benefit industrial accelerometer performance?
**A**: Silicon MEMS construction provides excellent thermal stability, high sensitivity, low power consumption, and robust mechanical properties. The polysilicon proof mass and silicon dioxide insulation ensure reliable operation in demanding industrial environments.

### Q: What advantages does the ASIC integration offer in this triaxial accelerometer design?
**A**: ASIC integration enables signal conditioning, temperature compensation, digital output, and reduced noise. This improves measurement accuracy, simplifies system integration, and enhances reliability for computer and optical manufacturing applications.

## 6. Manufacturing Compliance
- ISO 16063-21:2003 (VIBRATION CALIBRATION METHODS)
- ANSI/ISA-37.12.01-2009 (SPECIFICATIONS FOR ACCELEROMETERS)
- DIN EN 60068-2-6:2008 (ENVIRONMENTAL TESTING - VIBRATION TESTS)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Triaxial Accelerometer](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/triaxial-accelerometer)**

### 🌐 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**: TRIAXIAL_ACCELEROMETER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: e90e9152
