English Product Name
| Brand | Other Brands |
|---|---|
| Origin | Imported |
| Supplier Type | Authorized Distributor |
| Price | USD 2,600 (Reference Only) |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| Temperature Range | −70 °C to +150 °C (configurable models) |
| Humidity Range | 5–98 %RH (standard: 20–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Heating Rate | ~4.0 °C/min |
| Cooling Rate | ~1.0 °C/min |
| Refrigeration System | Hermetic dual-stage compressor with eco-friendly refrigerants (R404A/R23) |
| Controller | Touchscreen LCD with bilingual (EN/CN) interface |
| Construction Material | SUS#304 stainless steel |
| Compliance Standards | MIL-STD-810G (Method 501.6, 502.6), IEC 60068-2-1 (Cold), IEC 60068-2-2 (Dry Heat), IEC 60068-2-78 (Steady-State Damp Heat), IEC 60068-2-30 (Cyclic Damp Heat), GB/T 2423.1–2001, GB/T 2423.2–2001, GB/T 2423.4–2012 |
Overview
This service offering provides comprehensive repair, calibration, and preventive maintenance for temperature and humidity controlled chambers—industrial-grade environmental test chambers engineered to replicate precise thermal and hygrothermal stress conditions for reliability validation, accelerated aging, and quality assurance testing. Designed in accordance with the fundamental principles of psychrometric control and closed-loop PID regulation, these chambers maintain stable setpoints across wide operating ranges using dual-stage refrigeration, precision steam humidification, and high-efficiency air circulation systems. The repair service targets functional restoration of core subsystems—including refrigeration circuits, humidity generation and sensing modules, programmable logic controllers (PLCs), touchscreen HMI interfaces, safety interlocks, and chamber integrity verification—ensuring continued compliance with international environmental testing standards. It is intended exclusively for existing chamber units from third-party manufacturers and does not constitute OEM warranty fulfillment or new equipment supply.
Key Features
- Full-system diagnostics using calibrated reference sensors and refrigerant pressure/temperature profiling
- Refrigeration system overhaul: leak detection, oil analysis, filter-drier replacement, and R404A/R23 charge verification per ASHRAE Standard 15
- Humidity subsystem recalibration: capacitive RH sensor traceable to NIST standards; steam generator cleaning and flow verification
- Controller firmware validation and touchscreen interface restoration—including bilingual language module integrity check
- Mechanical inspection: door seal compression testing, SUS#304 chamber weld integrity assessment, and vibration-damped mounting verification
- Electrical safety certification: insulation resistance testing, grounding continuity verification, and overcurrent protection functionality audit per IEC 61000-4 series
Sample Compatibility & Compliance
The repair service applies to chambers used across electronics, aerospace, automotive, and medical device manufacturing sectors where environmental stress screening must conform to regulatory frameworks. Repaired units are verified against performance criteria defined in MIL-STD-810G, IEC 60068-2 series, and GB/T 2423 national standards. All calibration records adhere to ISO/IEC 17025 requirements for measurement traceability. While the service itself does not issue formal ISO 17025-accredited calibration certificates, it restores chamber functionality to meet the metrological prerequisites for subsequent accredited calibration by end-user laboratories. No modifications to original chamber design or safety architecture are performed without documented engineering review and user approval.
Software & Data Management
Post-repair validation includes controller software integrity checks, data logging buffer verification, and alarm history retention audit. The touchscreen interface supports export of operational logs (CSV format) for internal QA documentation. While the service does not extend to custom software development or integration with LIMS/SCADA platforms, all repaired controllers retain native compatibility with standard industrial communication protocols (Modbus RTU over RS-485). Audit trails for temperature/humidity setpoint changes and alarm events remain preserved in non-volatile memory, supporting GLP-aligned recordkeeping practices when configured per user-defined retention policies.
Applications
This repair service sustains chamber performance for critical applications including: thermal cycling validation of PCB assemblies per IPC-9701; long-term stability testing of polymer-based medical packaging under ICH Q1A(R2) conditions; condensation resistance evaluation of outdoor-rated enclosures (IEC 60529 IPX4); and accelerated corrosion testing of metallic components via cyclic salt-spray/humidity exposure (ASTM B117 + ISO 9227). It also supports qualification of battery management systems under extreme ambient profiles (−40 °C to +85 °C, 95 %RH) as required by UL 2580 and UN 38.3.
FAQ
Is this service covered under the original manufacturer’s warranty?
No. This is a third-party technical support service for out-of-warranty or legacy chambers. Warranty claims must be directed to the original equipment manufacturer.
Can you repair chambers not listed in your model database?
Yes. Our technicians perform root-cause analysis on any temperature/humidity chamber regardless of brand, provided mechanical and electrical schematics are available or reconstructible through field diagnostics.
How long does a typical repair take?
Standard turnaround is 5–10 business days after receipt and diagnostic confirmation, excluding parts procurement lead time for proprietary components.
Do you provide post-repair calibration certificates?
We issue a Factory Verification Report detailing pre- and post-repair performance test results. For ISO/IEC 17025-certified calibration, users must engage an accredited laboratory separately.
Are spare parts sourced from OEM channels?
Where technically feasible and commercially viable, we procure genuine OEM parts. Otherwise, we use ISO 9001-qualified equivalents validated for functional equivalence and safety compliance.
