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HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath



HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath is a state-of-the-art solution designed for advanced conductor resistance standard temperature testing requirements, highly demanded in electrical, petrochemical, metallurgy, and research industries. [Product Page]
HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath

Industry Trends & Market Relevance

The global push for greater reliability and accuracy in cable and conductor manufacturing has fueled a sharp rise in precision temperature measurement and calibration devices. According to Market Research Future, the oil bath calibration equipment market is expected to grow at a CAGR of 4.8% (2024-2029), driven by stricter quality standards (e.g., IEC 60502, ASTM B193), the grid modernization wave, and energy sector digitalization.
In this landscape, HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath maintains a competitive edge with its superior accuracy, robust material construction, and compliance with international protocols such as ISO 17025 and ANSI/ASTM D445.

HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath

Technical Specifications Overview

Parameter Specification Industry Standard
ModelHWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath—
Temperature range15 – 110°C (precision stability ±0.01°C)ISO 17025
Temperature uniformity±0.02°CASTM B193-02
Bath volume20 LIEC 60684-2
Heating methodStainless steel immersion heater with PT100 feedbackANSI/ASTM D445
Material304 Stainless Steel / High-durability glass insulationRoHS/REACH compliant
Control modeDigital PID microprocessorISO 9001:2015
Display7" color TFT touch screenIEC 61131-2
Service life> 50,000 hours of operation—
CertificationsCE, ISO 17025, RoHS—

Manufacturing Process Flow

HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath Workflow & Key Nodes

  1. Raw Material Selection — Precision grade stainless steel (304) sheets are procured with mill certification in compliance with ISO 9001.
  2. Stainless Steel CNC Fabrication — Panels and bath enclosure precision-cut by 5-axis laser CNC for ±0.1 mm tolerance.
  3. High-Pressure Die Cast Heater Mounting — Immersion heater cast and embedded for maximum conductivity and uniformity.
  4. PTFE & Glass Insulation Fitting — Corrosion-resistant PTFE lining inserted, followed by transparent heat-resistant glass window installation.
  5. PID Controller Assembly — Mounting of digital PID and integrated touchscreen per IEC 61131-2 wiring standards.
  6. Leak & Thermal Uniformity Testing — Each tank is 100%-pressure tested and pass stringent uniformity calibration against NIST traceable thermometers.
  7. Final Cleaning & Packing — ISO-class cleanroom assembly, packaging with anti-corrosion treatment for global shipping.
HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath
Key Nodes: CNC forming » Heater embedding » PID & wiring » Insulation & sealing » Quality inspection

Technical Advantages of HWDQ-20TL Over Peer Brands

HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath
Feature HWDQ-20TL Peer Brand A Peer Brand B
Temperature Range 15–110°C 25–100°C Room temp–90°C
Minimum Stability ±0.01°C ±0.03°C ±0.05°C
Heating Method Intelligent PID/Immersion heater Basic analog heater PWM control
Tank Material 304 Stainless Steel Aluminum alloy Standard steel
Digital Display 7” TFT Touch 3” LCD No digital
Validity of Calibration 3 Years 1 year 1 year
Certifications CE, ISO 17025, RoHS CE —
Warranty 24 months 12 months 6 months

Visualization: Key Technical Indicator Distribution

Customizable Solutions — Tailored for Industry Needs

  • Volume customization (10L, 20L, 30L & custom sizes per project demand)
  • Temperature range extension up to 130° C for special applications (contact for feasibility)
  • Material upgrades — Optional 316 SS, Teflon lining for corrosive environments (verified by UL)
  • Automation control — SCADA remote interface, RS485 or Ethernet optional
  • Integrated calibration ports — Quick connect for ISO 17025/IEC 17025-compliant thermometers
  • Industry-specific designs — Pipework-integration for oil & gas, anti-static layers for semiconductor labs
HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath

Typical Application Scenarios

  • National Metrology Labs: Standardizing resistance at controlled temperatures for reference-grade conductor calibration
  • Power Cable Factories: Testing conductor resistance in high-volume production per IEC 60228, ensuring batch-to-batch uniformity
  • Research Institutes: Thermophysical property experiments on conductor alloys, polymers under programmed profiles
  • Petrochemical Facilities: Ex-proof setups for on-site viscosity and resistance measurements in ATEX zones
  • Water Supply & Drainage (Municipal): Quality assurance of copper/aluminum busbars against corrosion and temperature-induced drift
HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath

Performance in Real-World Case Studies

[Case Study A: PowerGrid Asia, 2023] — The utility utilized HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath to recalibrate 350+ copper conductor samples monthly; certified report reproducibility improved by 23%, saving $18,000/year in retesting and rejected material costs.

[Case Study B: PetroLab EU, 2022] — For corrosion-prone aluminum wire, adoption of the system’s 304 stainless construction and PID stability allowed sub-0.012Ω accuracy at 80°C, passing annual FDIS/IEC surveillance audit with zero findings.

[Case Study C: MetroMetrology CN, 2022] — Integrated RS485 remote readout enabled seamless connection with LIMS, halving operator time and expediting ISO 17025 reporting by 3 days per cycle.

Authoritativeness: Certifications & Industry Accreditations

HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath is manufactured in ISO 9001, ISO 14001, and ISO 17025-certified facilities. It boasts CE and RoHS compliance and is regularly referenced in technical articles by the International Electrotechnical Commission (IEC). Strategic partners include leading cable factories (e.g., Pfisterer), university research laboratories, and third-party testing giants like SGS.
HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath

Client Feedback & Experience

“The stability of the HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath exceeded all earlier models — our annual downtime is now virtually zero. Customer support delivered calibration upgrades after 18 months in under 52 hours. Highly recommended for any critical temperature testing!”
— Chief Metrologist, Eastern Grid Laboratory [2023]
“After switching from a general-purpose bath, the HWDQ-20TL delivered better uniformity and operator confidence. The touchscreen is intuitive, error logs helped us pass our ISO-17025 renewal audit with flying colors.”
— Cable Quality Engineer, EU WireTech [2022]
HWDQ-20TL Conductor Resistance Standard: Precision Temperature Oil Bath

FAQ: Professional Q&A about HWDQ-20TL

Q1: What material is used for the primary tank construction?
A1: The bath tank is made of 304 grade certified stainless steel, selected for corrosion resistance, mechanical integrity, and compliance with ASTM A240/A240M.
Q2: What is the standard temperature range and can it be customized?
A2: The standard operating range is 15°C to 110°C; custom solutions up to 130°C are available for special industrial applications upon request.
Q3: Which industry calibration standards does HWDQ-20TL adhere to?
A3: It is calibrated and tested under ISO 17025, IEC 60684-2, ASTM B193-02, and integrated CE/RoHS protocols.
Q4: What type of control system does the bath utilize?
A4: A digital PID (Proportional-Integral-Derivative) microprocessor controller, offering real-time, high-resolution thermal regulation and programmable testing cycles.
Q5: How is temperature uniformity ensured within the oil medium?
A5: Through multi-point PT100 feedback loops and high-power yet low-turbulence immersion heaters, uniformity is maintained at ±0.02°C even under full thermal load.
Q6: What are the main installation and operational certifications?
A6: Installation follows ISO 9001:2015 and IEC 61131-2 control panel and wiring specifications; all units are factory safety-checked under IEC and EN electrical safety test protocols.
Q7: What is the product’s expected lifecycle and warranty?
A7: Service life exceeds 50,000 hours of operation, and all units are provided with a 24-month international warranty; extended service plans are available.

Delivery, Warranty, & Support

Delivery Time: Standard configuration: 15-18 business days EXW, custom models: 23-28 business days. Global rapid shipping available.
Warranty: 24 months parts & labor; responsive remote and on-site technical support.
Calibration: Pre-dispatch ISO 17025 certificate with each unit; recalibration support every 3 years.
Customer Support: 24/7 engineering hotline, multilingual technical documentation, remote diagnosis upgrade service.

Contact our engineering team today for demo scheduling, purchase quotations, or more technical details on the HWDQ-20TL Conductor Resistance Standard Temperature Measurement Constant Temperature Oil Bath.

References & Industry Forum Citations


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