Editorial Technical Reference

Sample Intake System

This page explains how Sample Intake System is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A subsystem within the Atmosphere Analyzer responsible for collecting and introducing gas or particulate samples into the analytical instrument.

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Product Specifications

Technical details and manufacturing context for Sample Intake System

Definition
The Sample Intake System is a critical component of the Atmosphere Analyzer that facilitates the controlled acquisition and delivery of environmental samples to the analyzer's detection and measurement modules. It ensures representative sampling while maintaining sample integrity through proper flow regulation, filtration, and conditioning. The system is designed to operate within specified parameters, including an operating pressure range of 1.0–1.6 MPa, a flow rate adjustable from 0.1 to 5.0 L/min, and an ambient temperature range of -40 to 85 °C. It features a response time of ≤ 2 seconds (T90 for gas concentration change), sampling accuracy of ±1.5% FS, and a power supply of 24 V DC ±10% with power consumption ≤ 15 W. The system is protected against reverse polarity and offers ingress protection ratings of IP54–IP65 (per IEC 60529). Wetted parts are made of stainless steel 316L (per ASTM A240), and the total weight without accessories is ≤ 2.5 kg. Materials on file include stainless steel, PTFE, and silicon tubing. The system is intended for use in computer, electronic, and optical product manufacturing, specifically as a component of the Atmosphere Analyzer. It is important to verify model-specific values and standards with the legal manufacturer or supplier before procurement or use.
Working Principle
The Sample Intake System operates by drawing ambient air or gas through an inlet probe. The sample passes through filters to remove particulates, ensuring cleanliness. Flow is regulated via pumps or valves to maintain the desired rate. The sample is then conditioned, which may include temperature stabilization and humidity adjustment, to ensure it is representative and suitable for analysis. Finally, the conditioned sample is delivered to the analyzer's sensors for compositional analysis. This process ensures accurate and reliable measurements while preserving sample integrity.
Common Materials
Stainless Steel, PTFE (Polytetrafluoroethylene), Silicon Tubing
Technical Parameters
ParameterTypical rangeNotes & selection driver
Flow Rate0.1–5.0 L/minAdjustable per application
Temperature Range-40–85 °COperating ambient
Response Time≤ 2 sT90 for gas concentration change
Sampling Accuracy±1.5 % FSFull scale
Power Supply24 ±10% V DCProtected against reverse polarity
Power Consumption≤ 15 WAt nominal voltage
Ingress ProtectionIP54–IP65Dust and water protectedIEC 60529
Material316LStainless steel for wetted partsASTM A240
Weight≤ 2.5 kgWithout accessories

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Inlet Probe Part
    Initial collection point for ambient air/gas samples
    Material: Stainless Steel
  • Particulate Filter
    Removes dust and particles from the sample stream
    Material: PTFE Membrane
  • Flow Regulator
    Controls and maintains consistent sample flow rate
    Material: Stainless Steel with PTFE Seals
  • Sample Conditioning Chamber
    Stabilizes sample temperature and humidity before analysis
    Material: Stainless Steel with Thermal Insulation
  • Pumps
    Draw the sample through the intake at the regulated rate.

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Sample Intake System.

Sampling System Gas Intake Module

Applied To / Applications

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

Atmosphere Analyzer
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 2 bar (gauge)
flow rate: 0.1 to 10 L/min
temperature: -20°C to 80°C
slurry concentration: Up to 5% solids by weight
Media Compatibility
✓ Ambient air sampling ✓ Process gas streams (non-corrosive) ✓ Low-particulate industrial emissions
Unsuitable: Highly corrosive gases (e.g., chlorine, hydrogen sulfide) or abrasive slurries
Sizing Data Required
  • Required sample flow rate (L/min)
  • Maximum particle size in sample (microns)
  • Required response time for sample delivery (seconds)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Abrasive erosion
Cause: Ingestion of particulate matter (e.g., sand, dust) causing progressive material loss on intake surfaces, especially at bends and restrictions.
Cavitation
Cause: Localized pressure drops below vapor pressure in the intake flow, forming and collapsing vapor bubbles that cause pitting and erosion on component surfaces.
Maintenance Indicators
  • Unusual whistling or hissing noises indicating air leaks or flow restrictions
  • Visible material thinning, pitting, or discoloration on intake ducting or filter housings
Engineering Tips
  • Install properly sized and maintained pre-filtration systems to reduce abrasive particle ingress
  • Optimize intake geometry and flow velocity to maintain pressure above vapor pressure, preventing cavitation

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 14644-1:2015 Cleanrooms and associated controlled environments CE Marking (EU Machinery Directive 2006/42/EC)

Quoted from the published standard.

Manufacturing Precision
  • Bore diameter: +/-0.02mm
  • Surface flatness: 0.1mm per 100mm length
Quality Inspection
  • Dye Penetrant Testing for surface defects
  • Dimensional verification using CMM (Coordinate Measuring Machine)

Manufacturers of Sample Intake System

3 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Fitok Group
Beijing, CN
Also makes: Directional Control Valve, Sample Handling System, Pressure Relief Valve and 9 more
Listed on the company's own website · profile compiled by CNFX from public sources
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Hikelok
Chengdu, Sichuan, CN
Also makes: Pressure Regulator, Diaphragm Valve, Pressure Gauge and 9 more
Listed on the company's own website · profile compiled by CNFX from public sources
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Ningbo Scientz Biotechnology
Beijing, CN
Also makes: High-Pressure Homogenizer, Automated Pharmaceutical Lyophilization System, Temperature Control System and 2 more
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry

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

Technical documentation
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Manufacturing capability
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Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
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Frequently Asked Questions

Can the flow rate be adjusted?

Yes, the flow rate is adjustable per application, ranging from 0.1 to 5.0 L/min. The specific setting depends on the analytical requirements and should be confirmed with the supplier.

What materials are used in the Sample Intake System?

Materials on file include stainless steel, PTFE, and silicon tubing. Wetted parts are specified as stainless steel 316L per ASTM A240. Confirm material compatibility with your application.

What is the ingress protection rating?

The system offers ingress protection ratings of IP54 to IP65, per IEC 60529, indicating dust and water protection. Verify the exact rating for your model.
Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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