Structured Manufacturing Data (2026)

Sensor Head/Transducer

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Sensor Head/Transducer used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Sensor Head/Transducer is characterized by the integration of Sensing Element and Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The sensing element of a vacuum gauge that converts vacuum pressure into a measurable electrical signal.

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Product Specifications

Technical details and manufacturing context for Sensor Head/Transducer

Definition
A critical component of vacuum gauges that directly interacts with the vacuum environment to detect pressure changes. It serves as the primary interface between the vacuum system and the measurement electronics, transforming physical pressure variations into corresponding electrical signals for processing and display.
Working Principle
Operates based on various physical principles depending on the vacuum gauge type (e.g., thermal conductivity for Pirani gauges, ionization for ionization gauges, or capacitance for capacitance manometers). The sensor head detects pressure changes in the vacuum chamber and converts them into proportional electrical signals through transduction mechanisms.
Common Materials
Stainless steel, Ceramic, Tungsten filament, Glass
Technical Parameters
  • Pressure measurement range (Torr) Standard Spec
Components / BOM
  • Sensing Element Part
    Directly interacts with vacuum environment to detect pressure changes
    Material: Tungsten/Platinum/Iridium
  • Housing Part
    Protects internal components and provides vacuum seal
    Material: Stainless steel/Ceramic
  • Electrical Connector Part
    Transmits electrical signals to measurement electronics
    Material: Copper/Gold-plated contacts
  • Mounting Flange Part
    Secures the sensor head to the vacuum chamber
    Material: Stainless steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Sensor Head/Transducer.

vacuum gauge sensor head transducer stainless steel vacuum transducer ceramic sensing element vacuum gauge electronic manufacturing vacuum pressure sensor mounting flange vacuum transducer

Applied To / Applications

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

Vacuum Gauge
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 1e-9 Torr to 1000 Torr (typical vacuum range)
other spec: Response time: <100 ms, Accuracy: ±0.5% of reading, Power supply: 12-24 VDC
temperature: -20°C to 80°C (operating), -40°C to 100°C (storage)
Media Compatibility
✓ Clean dry gases (N2, Ar, air) ✓ Inert gas mixtures ✓ High-purity vacuum environments
Unsuitable: Corrosive gases (Cl2, HF) or particulate-laden flows
Sizing Data Required
  • Required pressure measurement range (Torr/mbar)
  • Process media composition and cleanliness
  • Required accuracy and response time specifications

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Signal drift or loss
Cause: Internal component degradation due to thermal cycling, moisture ingress, or electrical overstress from power surges.
Physical damage or fouling
Cause: Mechanical impact, abrasive media erosion, or buildup of process material (e.g., scaling, coating) on the sensing surface.
Maintenance Indicators
  • Inconsistent or erratic readings compared to known process conditions
  • Visible physical damage, corrosion, or excessive buildup on the transducer body or sensing face
Engineering Tips
  • Implement protective measures such as isolation diaphragms, purge systems, or protective coatings suited to the process media to prevent direct exposure and fouling.
  • Ensure proper electrical installation with surge protection, stable power supply, and environmental sealing to prevent moisture ingress and electrical damage.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems IEC 60529 - Degrees of Protection Provided by Enclosures (IP Code) CE Marking - EU Conformity for Health, Safety, and Environmental Protection
Manufacturing Precision
  • Dimensional Accuracy: +/-0.01mm for critical mating surfaces
  • Electrical Output Stability: +/-0.5% of full scale over operating temperature range
Quality Inspection
  • Environmental Sealing Test (IP Rating Verification)
  • Calibration Accuracy Verification against NIST-traceable standards

Factories Producing Sensor Head/Transducer

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are used in this sensor head/transducer for vacuum pressure measurement?

This sensor head/transducer is constructed from durable materials including stainless steel for the housing and mounting flange, ceramic for the sensing element insulation, tungsten filament for the sensing element, and glass for sealing and protection in vacuum environments.

How does this sensor head convert vacuum pressure into an electrical signal?

The sensing element within the transducer detects changes in vacuum pressure and converts this physical measurement into a proportional electrical signal through piezoelectric, resistive, or capacitive principles, depending on the specific design, making it readable by monitoring equipment.

What are the main components in the bill of materials (BOM) for this vacuum gauge transducer?

The BOM includes four key components: the Sensing Element (which detects pressure changes), Housing (typically stainless steel for protection), Electrical Connector (for signal output), and Mounting Flange (for secure installation in vacuum systems).

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Computer, Electronic and Optical Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

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.

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