LabCompanion TH-225-7 Advanced Thermal Cycling Chamber
| Brand | LabCompanion |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TH-225-7 |
| Temperature Range | −70 °C to +150 °C |
| Temperature Fluctuation | ±0.5 °C |
| Temperature Uniformity | ≤2.0 °C |
| Temperature Deviation | ±2.0 °C |
| Heating Rate | 1–25 °C/min (linear or non-linear) |
| Cooling Rate | 1–25 °C/min (linear or non-linear) |
| Interior Dimensions (W×H×D) | 600 mm × 750 mm × 500 mm |
Overview
The LabCompanion TH-225-7 Advanced Thermal Cycling Chamber is an engineered environmental test system designed for precise, repeatable, and programmable temperature cycling across extreme thermal boundaries. It operates on a forced-air convection principle with dual-stage refrigeration and PID-controlled electric heating, enabling controlled transitions between −70 °C and +150 °C. Unlike static high-low temperature chambers, the TH-225-7 supports dynamic thermal profiles—including ramp-hold-soak sequences, multi-step cycles, and user-defined non-linear gradients—making it suitable for accelerated reliability testing per IEC 60068-2-14 (change of temperature), MIL-STD-810H Method 503.7 (temperature shock), and JEDEC JESD22-A104 (temperature cycling). Its robust thermal architecture ensures high reproducibility in qualification testing of electronic components, automotive ECUs, aerospace avionics, and polymer-based packaging materials.
Key Features
- High-fidelity temperature control with ±0.5 °C fluctuation and ≤2.0 °C uniformity across the full working volume
- Programmable thermal ramp rates from 1 to 25 °C/min—configurable as linear, stepwise, or custom non-linear profiles
- Dual-compartment insulation with high-density polyurethane foam (≥100 mm thickness) and electrostatically sealed double-glazed observation window
- Stainless steel 304 interior chamber (600 × 750 × 500 mm) with rounded corners for uniform airflow distribution and corrosion resistance
- Integrated over-temperature protection, compressor high-pressure cut-off, and door safety interlock compliant with IEC 61000-6-2/6-4 EMC requirements
- RS485 interface supporting Modbus RTU protocol for integration into centralized lab automation systems or SCADA networks
Sample Compatibility & Compliance
The TH-225-7 accommodates samples up to 30 kg total load without compromising thermal stability. Its chamber geometry and airflow design meet ISO 16750-4 (road vehicles – environmental conditions) and ASTM D3418 (thermal transition temperatures of plastics) spatial constraints. The unit is certified to IEC 61010-1 for laboratory equipment safety and conforms to GLP-compliant operational documentation standards—including audit-ready calibration traceability to NIST-traceable reference thermometers. Optional validation packages support IQ/OQ/PQ execution aligned with FDA 21 CFR Part 11 data integrity requirements when paired with validated software.
Software & Data Management
Equipped with LabCompanion’s TC-Studio v3.2 control software (Windows-based), the TH-225-7 enables real-time monitoring of up to 8 external thermocouple inputs, automatic logging at user-defined intervals (1 s to 60 min), and export of timestamped CSV/Excel reports. The software includes profile editor with drag-and-drop cycle sequencing, deviation alarm thresholds, and event-triggered email/SMS notifications via SMTP or MQTT. All data files are digitally signed and time-stamped, satisfying ALCOA+ principles (Attributable, Legible, Contemporaneous, Original, Accurate, Complete, Consistent, Enduring, Available) for regulated environments.
Applications
- Thermal cycling qualification of PCBAs, solder joints, and MEMS devices per IPC-9701A
- Material aging studies on elastomers, adhesives, and composite laminates under cyclic thermal stress
- Pre-conditioning of lithium-ion battery cells prior to electrical performance testing (UN 38.3 Section 38.3.4)
- Validation of thermal interface materials (TIMs) under repeated expansion/contraction loading
- Environmental stress screening (ESS) of military-grade connectors and ruggedized enclosures
- Supporting DOE-driven reliability growth testing in semiconductor packaging development
FAQ
What is the maximum sample mass the TH-225-7 can accommodate without affecting temperature uniformity?
The chamber maintains specified uniformity (≤2.0 °C) with loads up to 30 kg distributed evenly on the standard stainless steel shelf.
Does the TH-225-7 support automated calibration verification using external references?
Yes—via the RS485 port and TC-Studio software, users can schedule periodic auto-calibration checks against up to four NIST-traceable PT100 probes.
Can the unit be integrated into a facility-wide environmental monitoring system (EMS)?
Absolutely—the Modbus RTU implementation allows seamless read/write access to setpoints, actual values, alarms, and status registers by third-party EMS platforms.
Is the TH-225-7 compliant with ISO/IEC 17025 for accredited testing laboratories?
While the chamber itself is not accredited, its design, documentation, and optional validation kits fully support ISO/IEC 17025 clause 6.4.10 (equipment verification) and 6.5.2 (measurement traceability) when operated within defined uncertainty budgets.
What maintenance intervals are recommended for long-term stability?
Compressor oil and refrigerant analysis every 24 months; air filter replacement every 3 months; annual verification of PID tuning parameters and sensor linearity per manufacturer’s technical bulletin TB-TH225-07.
