Combined Temperature-Humidity-Vibration Test System
| Brand | Other Brands |
|---|---|
| Origin | Imported |
| Manufacturer Type | General Distributor |
| Price | USD 21,500 (FOB) |
Overview
The Combined Temperature-Humidity-Vibration Test System is an integrated environmental simulation platform engineered for simultaneous or sequential exposure of test specimens to controlled thermal, humid, and mechanical vibration stressors. It operates on the principle of accelerated reliability testing—subjecting products to synergistic stress conditions that replicate real-world operational, storage, and transportation environments. Unlike standalone chambers, this system enables correlation of thermal expansion/contraction, moisture ingress, and dynamic mechanical fatigue in a single test cycle—critical for validating robustness in electronics, optoelectronics, battery modules, PCB assemblies, and precision electromechanical components. Its tri-axial vibration capability (typically 5–2000 Hz sweep range, ±20 g peak acceleration), coupled with programmable temperature (-70°C to +180°C) and humidity (10–98% RH) profiles, supports both MIL-STD-810H Method 514.8 (vibration) and Method 502.7 (temperature/humidity) compliance protocols.
Key Features
- Robust dual-chamber or triple-chamber architecture (selectable configuration) with independent thermal, humidity, and vibration subsystems—enabling precise decoupling or synchronized stress application.
- Stainless steel inner chamber (SUS304 mirror finish) and outer housing (SUS304 brushed or powder-coated cold-rolled steel) for corrosion resistance and long-term dimensional stability under thermal cycling.
- High-efficiency insulation using 80–100 mm thick high-density glass fiber wool, minimizing thermal leakage and ensuring energy-efficient operation across extreme temperature gradients.
- Double-layer high-tensile silicone rubber door seal rated for -70°C to +180°C operation, maintaining leak-tight integrity during rapid thermal transitions and vibration excitation.
- Large observation window with embedded heating element and tempered glass—prevents condensation and ensures unobstructed visual monitoring of specimen behavior under combined stress.
- Standard 50 mm diameter feedthrough port (left-side mounted) with IP65-rated gland, facilitating real-time signal/power connection to DUTs without compromising chamber integrity.
- Dual-stage safety architecture: independent over-temperature cutoff circuit + software-enforced thermal/humidity/vibration interlock logic, compliant with IEC 61000-4-27 functional safety requirements.
Sample Compatibility & Compliance
This system accommodates test specimens up to 600 mm × 600 mm × 600 mm (W×D×H) with maximum payload capacity of 50 kg on the vibration table. It supports standardized mounting fixtures (ISO 5344-compliant) and optional inertial mass compensation for lightweight DUTs. Regulatory alignment includes full conformance with GB/T 2423.1–2008 (cold testing), GB/T 2423.2–2008 (dry heat), GB/T 2423.3–2016 (damp heat, cyclic), and ISO 16750-4 (road vehicles—environmental conditions). For pharmaceutical and medical device validation, the system meets GLP-relevant traceability requirements when paired with optional audit trail-enabled controllers and calibrated PT100 Class A sensors (±0.15°C accuracy).
Software & Data Management
Equipped with configurable controller options—including E880 color touchscreen (English/Chinese bilingual UI), TIME300 digital membrane interface, or PID-based programmable logic module—the system delivers deterministic profile execution and parameter locking to prevent unauthorized modification. All controllers support RS-232/RS-485 communication, enabling remote program upload/download, real-time data logging (temperature, humidity, acceleration, displacement), and automated report generation via PC-based software. Optional 4–20 mA analog output allows integration into SCADA or MES platforms. Data integrity complies with FDA 21 CFR Part 11 when configured with electronic signature, audit trail, and user access control modules—ensuring suitability for regulated industries requiring documented evidence of test repeatability and instrument qualification.
Applications
This system is routinely deployed in R&D labs and QC departments for: accelerated life testing of Li-ion battery packs under thermal-vibration coupling; solder joint fatigue analysis in automotive ECUs; moisture-induced delamination assessment in flexible OLED displays; thermal shock validation of fiber optic connectors; and reliability screening of aerospace-grade RF filters. Its ability to emulate multi-stress failure modes—such as condensation-triggered short circuits during cold-to-hot transitions, or resonance-induced microcrack propagation in ceramic substrates—makes it indispensable for failure mode and effects analysis (FMEA) and design for reliability (DFR) initiatives.
FAQ
What vibration standards does this system support?
It meets ISO 5344, IEC 60068-2-64 (broadband random vibration), and MIL-STD-810H Method 514.8 for swept-sine and random profiles.
Can humidity be maintained during active vibration?
Yes—the system uses a dedicated steam generator and sealed vapor delivery path to sustain stable RH levels (±2% tolerance) even at 20 g peak acceleration.
Is calibration certification included?
Factory calibration certificates (traceable to NIST or equivalent national metrology institutes) are provided; ISO/IEC 17025-accredited field calibration services are available upon request.
What is the typical thermal ramp rate?
Standard configuration achieves 10°C/min (average) between -40°C and +85°C; high-speed variants reach 15°C/min with optimized refrigerant charge and compressor staging.
How is data security ensured during long-duration tests?
Non-volatile memory retains all logged parameters during power interruption; encrypted SD card storage and redundant USB backup prevent data loss across multi-week test campaigns.
