PW-UCS80-40 Universal Testing Machine with Integrated Environmental Chamber (–40°C to +150°C)
| Brand | PW (Yuelian) |
|---|---|
| Model | PW-UCS80-40 |
| Type | Electromechanical Universal Testing Machine |
| Load Capacity | Up to 100 kgf (980 N) |
| Temperature Range | –40°C to +150°C |
| Humidity Range | 20–98% RH |
| Temperature Accuracy | ±1°C |
| Speed Range | 0.01–500 mm/min |
| Force Measurement Accuracy | ≤0.5% of full scale (per ASTM E4) |
| Force Resolution | 1/1,000,000 FS |
| Displacement Resolution | 1/1,000,000 FS |
| Data Acquisition | 24-bit isolated USB 2.0 interface |
| Compliance Standards | ASTM E4, ISO 6892-1, GB/T 228.1, JIS Z2241, DIN 50125 |
Overview
The PW-UCS80-40 is an electromechanical universal testing machine engineered for high-precision tensile, compression, peel, and flexural testing under controlled environmental conditions. Unlike conventional room-temperature testers, this system integrates a fully sealed, actively cooled and heated environmental chamber (–40°C to +150°C, 20–98% RH), enabling real-time mechanical property evaluation across thermally sensitive material classes—including thermoplastics, elastomers, adhesives, composites, thin films, and biomedical polymers. Its measurement architecture follows ASTM E4-compliant force transduction principles: a bridge-type load cell with temperature-compensated strain gauge output, coupled with a servo-motor-driven ball-screw transmission system delivering repeatable displacement control and minimal hysteresis. The monolithic single-column frame (80 × 93 × 260 cm) incorporates dust-proof enclosures, precision-ground stainless steel guide rails, and reinforced structural bracing—optimized for long-term dimensional stability in regulated laboratory environments.
Key Features
- Integrated environmental chamber with PID-controlled temperature regulation (±1°C accuracy) and forced-air circulation; equipped with SUS304 interior, eco-friendly refrigerant compressor, and stainless steel heating elements.
- Servo motor drive with timing belt and preloaded ball screw transmission—enabling low-noise operation and speed programmability from 0.01 to 500 mm/min (fully software-defined).
- High-fidelity data acquisition: 24-bit isolated USB 2.0 interface, dual-channel analog input (force + displacement), and continuous un-gapped digitization—eliminating range-switching artifacts typical of multi-range amplifiers.
- Force measurement certified to ASTM E4: 0.5% full-scale error over 0.5–100% FS range; resolution of 1 part per million (1/1,000,000) with ±500,000-count A/D conversion.
- Modular hardware safety: dual mechanical limit switches, emergency stop circuit, overload cutoff, travel limit protection, and thermal overcurrent safeguards on all critical subsystems.
- Compact single-column design minimizes lab footprint while maintaining rigidity—ideal for QC labs, R&D facilities, and GLP-compliant material characterization suites.
Sample Compatibility & Compliance
The PW-UCS80-40 accommodates specimens up to 35 × 35 × 62 cm within its chamber—supporting standardized test geometries per ISO 527-2 (plastics), ASTM D638 (tensile bars), ASTM D903 (peel adhesion), and GB/T 7753 (pressure-sensitive tapes). It accepts standard 90° and 180° peel fixtures, tensile grips, compression platens, and optional extensometer interfaces. All mechanical and thermal performance metrics are traceable to national metrological standards. The system supports full audit trail generation, user role-based access control, and electronic signature capability—aligning with FDA 21 CFR Part 11 requirements for regulated environments. Calibration certificates reference NIST-traceable force and displacement standards, and routine verification protocols comply with ISO/IEC 17025 and ASTM E74.
Software & Data Management
The 2020-generation PW TestControl Suite is built on Microsoft Visual Studio .NET framework, supporting Windows 10/11 and Windows Server LTS editions. It features bilingual UI (English/Chinese) with real-time database-level translation of test parameters, reports, and metadata—stored in encrypted Access databases. The software natively supports ISO, ASTM, GB, DIN, and JIS test method templates, with customizable pass/fail criteria, statistical summary dashboards, and automated report generation in Word, Excel, and PDF formats (including embedded logos and watermarking). Curve analysis includes elastic modulus (E) derivation via tangent/offset methods, yield point detection, strain hardening exponent calculation, and export of high-resolution BMP/JPEG plots. All test sequences, calibration records, and user actions are logged with timestamps and operator IDs—meeting GLP/GMP documentation integrity requirements. Advanced users may extend functionality via open-source VBS scripting for custom calculations, control logic, or integration with LIMS or MES platforms.
Applications
This system serves as a primary tool for evaluating temperature-dependent mechanical behavior in polymer science, packaging R&D, automotive component validation, and medical device testing. Typical use cases include: low-temperature embrittlement assessment of PVC cables; high-temperature creep resistance of polyimide films; humidity-accelerated peel strength decay in pressure-sensitive adhesives; tensile modulus shifts across glass transition (Tg) in thermoplastic elastomers; and accelerated aging studies under combined thermal-hygroscopic stress. Its repeatability (CV < 1.2% across 10 replicate tests at 50% FS) makes it suitable for comparative benchmarking against international reference materials and inter-laboratory round-robin studies.
FAQ
Does the PW-UCS80-40 meet ISO/IEC 17025 calibration requirements?
Yes—the load cell, displacement encoder, and environmental chamber sensors are calibrated using NIST-traceable standards, and full calibration documentation is provided with each unit.
Can third-party extensometers be connected?
Yes—the system provides dedicated analog input channels and configurable excitation voltage for compatibility with LVDT, clip-on, and non-contact video extensometers.
Is remote monitoring or network deployment supported?
The software supports LAN-based client-server configuration and OPC UA-compatible data streaming for integration into centralized lab automation networks.
What is the maximum specimen thickness that fits inside the chamber during testing?
The internal chamber height allows vertical specimen clearance up to 62 cm; horizontal space between grips is adjustable up to 35 cm width and depth.
Are firmware updates and software patches available post-purchase?
PW provides free minor version updates for three years and extended support contracts for major revisions, including security patches and regulatory compliance enhancements.
