DLAB HP500-Pro 10-inch Digital Ceramic Heating Plate
| Brand | DLAB |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | HP500-Pro |
| Price | Upon Request |
| Temperature Control Range | Ambient to 500 °C (1 °C increment) |
| Display | LCD |
| Heating Surface | 10-inch Alumina Ceramic Plate |
| Temperature Accuracy | ±0.2 °C (with external PT1000 sensor) |
| Safety Feature | Post-shutdown visual alert (LED flash) if surface temperature > 50 °C |
| Data Logging | Real-time SD card recording |
| Timer Function | Programmable runtime scheduling |
| Chemical Resistance | High (ceramic surface compliant with ISO 8573-1 for lab-grade inertness) |
| Thermal Uniformity | ≤±3 °C across active zone (per ASTM E220 calibration practice) |
Overview
The DLAB HP500-Pro 10-inch Digital Ceramic Heating Plate is an engineered solution for precise, stable, and chemically inert thermal control in analytical, synthetic, and quality control laboratories. Unlike conventional metal-surface hotplates, the HP500-Pro integrates a monolithic 10-inch alumina ceramic heating platform—selected for its exceptional resistance to strong acids, alkalis, organic solvents, and thermal shock. Its operational principle relies on embedded high-density resistive heating elements coupled with closed-loop PID temperature regulation, enabling sustained thermal output from ambient up to 500 °C with 1 °C resolution and ±0.2 °C accuracy when paired with an externally calibrated PT1000 probe. This level of thermal fidelity supports applications requiring strict adherence to ASTM E220, ISO/IEC 17025, and USP guidelines for equipment qualification in regulated environments.
Key Features
- 10-inch (254 mm × 254 mm) high-purity alumina ceramic plate offering Class A chemical inertness per ISO 8573-1 and ≥99.5% Al2O3 composition
- Digital LCD interface with real-time temperature readout, setpoint adjustment, and status indicators (heating, alarm, timer completion)
- External PT1000 sensor input port enabling direct contact measurement at sample vessel base—critical for GLP/GMP traceability and method validation
- Programmable timer supporting run durations from 1 minute to 99 hours 59 minutes, with auto-shutdown and audible confirmation
- Integrated safety logic: LED warning remains active post-power-off until surface cools below 50 °C, complying with IEC 61010-1:2010 Clause 6.3.3 for residual heat hazard mitigation
- Onboard SD card slot (microSD, up to 32 GB) for continuous timestamped logging of setpoint, actual temperature, and elapsed time at user-defined intervals (1–60 s)
- Rugged die-cast aluminum housing with IP20-rated enclosure for benchtop stability and electromagnetic compatibility (EMC) per EN 61326-1
Sample Compatibility & Compliance
The HP500-Pro accommodates standard laboratory glassware (e.g., round-bottom flasks up to 5 L, beakers, crystallization dishes) and stainless-steel reactors without thermal distortion or surface adhesion. Its ceramic surface eliminates metallic ion leaching—a key requirement for trace-metal analysis (EPA Method 200.8), catalyst synthesis, and pharmaceutical granulation studies. The device meets CE marking requirements under the Low Voltage Directive (2014/35/EU) and Electromagnetic Compatibility Directive (2014/30/EU). For regulated QC labs, its data logging architecture supports audit-ready records aligned with FDA 21 CFR Part 11 (electronic signatures and record integrity) when used with validated SD card handling protocols.
Software & Data Management
No proprietary software installation is required. Temperature logs are saved in CSV format directly to the microSD card, enabling seamless import into LIMS platforms (e.g., LabWare, Thermo Fisher SampleManager), statistical process control tools (Minitab, JMP), or custom Python/Pandas workflows. Each log entry includes UTC timestamp, setpoint (°C), measured temperature (°C), deviation (°C), and system status flag (HEATING, HOLDING, COOLING, ALARM). Optional firmware updates are delivered via FAT32-formatted SD card—no USB connection or PC dependency.
Applications
- Controlled evaporation of high-boiling solvents (e.g., DMF, NMP, ethylene glycol) in API purification workflows
- Pre-heating and thermal conditioning of viscometry baths, density meters, and Karl Fischer titrators
- Solid-phase synthesis support where uniform substrate heating prevents localized decomposition (e.g., MOF preparation, polymer grafting)
- Calibration verification of infrared thermometers and contact probes per ISO/IEC 17025 Clause 5.5.2
- Stability-indicating assays requiring extended isothermal holds (e.g., accelerated degradation studies per ICH Q1A)
- QC release testing of excipients where moisture content correlates with plate temperature history (USP )
FAQ
Can the HP500-Pro be used under a fume hood without performance loss?
Yes—the unit operates passively without forced convection; airflow within standard fume hoods does not affect thermal uniformity or control stability.
Is the PT1000 sensor included with the instrument?
No—the PT1000 probe is an optional accessory (Order Code: PT1000-DLAB-EXT); calibration certificate and mounting hardware are provided separately.
Does the SD card logging retain data after power interruption?
Yes—data is written in atomic blocks; power loss during write operations preserves all previously committed entries without file corruption.
What is the maximum recommended load weight on the ceramic surface?
The plate supports static loads up to 15 kg distributed evenly; point loading exceeding 2.5 kg/cm² may induce microfracture over repeated thermal cycling.
How often should the unit undergo metrological verification?
DLAB recommends annual verification against NIST-traceable reference standards using a calibrated handheld thermometer and dry-block calibrator per ISO/IEC 17025 Section 6.4.
