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Quartz Pendulum Sensing Element for Accelerometers

Quartz Pendulum (Accelerometer Sensing Element) · PBYS18D22

Quartz pendulum sensing element for high-precision accelerometers, with a 22.2 mm external diameter and micro-fabricated dimensional control. Metallization verified by thermal-cycle and grid-adhesion testing, with ≤10 Ω continuous-layer resistance and ≥100 MΩ insulation resistance.

Dimensional SpecificationsExternal Diameter
22.2 mm
Dimensional SpecificationsPendulum Thickness
2.25 mm
Read full specifications and measurement conditions ↓
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Quartz Pendulum Sensing Element for Accelerometers
PBYS18D22Product reference

Confirm configuration, interfaces and documentation with your inquiry.

The PBYS18D22 series quartz pendulums are core sensing elements for high-precision accelerometers. Manufactured with advanced micro-fabrication technology, these components feature precise dimensional control and superior metallization characteristics, ensuring excellent performance in inertial measurement applications.

Key Features

  • Ultra-precise dimensional control
  • Superior metallization adhesion
  • Excellent electrical conductivity
  • High mechanical stability
  • Optimized resonant characteristics
  • Consistent batch production quality
  • Advanced surface treatment
  • High reliability design

Applications

Core sensing elements for quartz accelerometersHigh-precision inertial measurement unitsNavigation grade accelerometersAerospace applicationsMilitary guidance systemsMarine navigation systems

Technical Specifications

Dimensional Specifications

External Diameter
22.2 mm
Pendulum Thickness
2.25 mm
Pendulum Gap
2.5 mm
Base Thickness
0.78 mm
Cavity Depth
3.8 mm
Metallization Thickness
0.019 × 2 mm
Bottom Clearance
2.6 ~ 2.9 mm

Electrical Specifications

Metallization Adhesion
Thermal cycle test followed by grid-adhesion test with no delamination
Electrical Continuity
Continuous metal layer resistance ≤ 10Ω
Insulation Resistance
Discontinuous metal layer resistance ≥ 100MΩ

Frequently Asked Questions

What is PBYS18D22?+

Quartz pendulum sensing element for high-precision accelerometers, with a 22.2 mm external diameter and micro-fabricated dimensional control. Metallization verified by thermal-cycle and grid-adhesion testing, with ≤10 Ω continuous-layer resistance and ≥100 MΩ insulation resistance.

Which specifications are published for PBYS18D22?+

Dimensional Specifications — External Diameter: 22.2 mm; Dimensional Specifications — Pendulum Thickness: 2.25 mm; Dimensional Specifications — Pendulum Gap: 2.5 mm. See the technical specifications for the complete parameter list.

Related Products

Supporting information

Documentation,
matched to your project.

Detailed documentation is shared directly with qualified B2B buyers after inquiry, under mutual confidentiality. Include the model and your application.

  • Datasheet (PDF)

    Full performance curves, pinout diagrams, and environmental testing results.

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