BINDER KBF PRO 260 Temperature and Humidity Controlled Chamber
| Brand | BINDER |
|---|---|
| Origin | Germany |
| Manufacturer | BINDER GmbH |
| Type | Upright Environmental Test Chamber |
| Cooling Method | Water-cooled |
| Temperature Range | -20 °C to +100 °C |
| Humidity Range | 10 % RH to 98 % RH |
| Temperature Uniformity | ±0.1 °C |
| Humidity Uniformity | ±1 % RH |
| Interior Dimensions (W×D×H) | 656 mm × 695 mm × 575 mm |
Overview
The BINDER KBF PRO 260 is a precision-engineered upright temperature and humidity controlled chamber designed for demanding applications in pharmaceutical stability testing, materials aging, electronics reliability validation (e.g., THB—Temperature-Humidity-Bias), and long-term environmental simulation under GLP/GMP-compliant conditions. It operates on a dual-control principle: independent regulation of air temperature via a high-efficiency variable-speed refrigeration system (using eco-friendly R-290 refrigerant) and relative humidity via capacitive sensor feedback coupled with rapid-response steam humidification. The chamber’s APT.line™ preheating technology ensures uniform thermal distribution across the entire working volume by actively heating the chamber jacket before interior air conditioning begins—eliminating cold spots and reducing thermal overshoot during ramp phases. Its stainless-steel interior, HIT-insulated double-wall housing, and water-cooled condenser architecture collectively deliver exceptional long-term stability, mechanical robustness, and energy efficiency—validated at up to 40% lower power consumption compared to predecessor KMF-series models.
Key Features
- Stainless-steel interior chamber (electropolished finish) resistant to corrosion, cleaning agents, and repeated sterilization cycles
- APT.line™ preheating technology for superior temperature homogeneity (±0.1 °C) and reduced stabilization time
- Capacitive humidity sensor with real-time feedback loop and steam-based humidification for fast, precise RH control (10–98 % RH, ±1 % RH uniformity)
- Variable-speed refrigeration unit with inverter-driven compressor—enabling dynamic cooling capacity modulation and minimizing thermal stress on samples
- Water-cooled condenser system optimized for continuous operation in ambient environments up to 35 °C
- Double-glazed inner door with metal oxide coating for enhanced thermal insulation and anti-fog performance
- Two telescopic stainless-steel shelves with smooth linear rails for ergonomic sample loading/unloading
- Integrated red triangular status indicator light (IEC 60417-compliant) signaling operational mode, alarm conditions, or maintenance alerts
- Ergonomic touchscreen controller (APT-COM™ interface) with multi-segment programmability, adjustable tilt angle, and intuitive navigation
- Dual safety systems: independent Class 3.3 temperature safety device (DIN 12880) with optical/audible alarm and self-diagnostic capability
Sample Compatibility & Compliance
The KBF PRO 260 accommodates standard ISO/IEC 17025-compliant test specimens—including ICH Q1–Q5 stability batches, polymer coupons, PCB assemblies, and packaged medical devices—within its 260 L usable volume. Its validated humidity and temperature profiles meet critical regulatory requirements for accelerated aging (ASTM D3574, ISO 4892-2), photostability (ICH Q1B when equipped with optional APT-COM™ light module), and THB testing per JESD22-A110. All control firmware supports audit trails, electronic signatures, and data integrity features aligned with FDA 21 CFR Part 11 and EU Annex 11. Calibration certificates traceable to national standards (DKD/DAkkS) are available upon request.
Software & Data Management
The built-in APT-COM™ Basic software enables local and remote monitoring via Ethernet or USB connection. Internal data logger stores timestamped temperature/humidity readings at user-defined intervals (minimum 1-minute resolution) in open CSV format for seamless integration into LIMS or ELN platforms. Optional APT-COM™ Professional license unlocks advanced features: multi-chamber synchronization, automated report generation (PDF/Excel), deviation alerting via email/SMS, and full 21 CFR Part 11 compliance including role-based access control, electronic signature workflows, and immutable audit logs.
Applications
- Pharmaceutical stability studies (ICH Q1A–Q1E, USP )
- Electronics reliability testing: THB, HAST, and moisture sensitivity level (MSL) qualification
- Polymer degradation and packaging permeability assessment under cyclic humidity exposure
- Seed germination and plant growth research (with optional LED lighting module)
- Material compatibility testing for adhesives, coatings, and composites
- Calibration lab environmental conditioning for reference standard storage
- Automotive component validation per ISO 16750-4 and GMW14872
FAQ
What is the maximum allowable ambient temperature for continuous operation?
The KBF PRO 260 is rated for uninterrupted use at ambient temperatures up to 35 °C when connected to a stable water supply meeting DIN 32732 specifications (inlet pressure: 1.5–6 bar; temperature: 10–25 °C).
Can the chamber be integrated into a central building management system (BMS)?
Yes—via Modbus TCP over Ethernet or optional analog 4–20 mA output modules for temperature and humidity signals.
Is validation documentation (IQ/OQ/PQ) provided with the system?
BINDER supplies factory-verified OQ protocols; IQ and PQ templates are included in the APT-COM™ Professional package, supporting GxP-compliant implementation.
How does the door heating function improve performance?
The electrically heated inner glass door prevents condensation during low-temperature/high-humidity operation, maintaining optical clarity and eliminating manual defogging interventions.
What is the service interval for preventive maintenance?
BINDER recommends annual calibration and inspection of refrigerant circuit integrity, humidity sensor response, and safety cutoff functionality—service records are automatically logged in the controller’s maintenance history.
