LCD Digital Hotplate (HP380-Pro)

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The LCD Digital Hotplate (HP380-Pro) is a high-performance, stand-alone benchtop heating instrument engineered for accurate, safe, and efficient heating in clinical diagnostics, pharmaceutical quality control, analytical chemistry, and life science research. Featuring a 6‑inch (140×140mm) ceramic-coated aluminium work plate, this hotplate delivers a wide temperature range from room temperature +5°C up to 380°C (±1°C increments) for demanding applications including sample digestion for trace element analysis (blood lead, urine cadmium, heavy metals), buffer and culture media preparation, protein denaturation for enzymatic assays, and general solution heating.

Every LCD Digital Hotplate (HP380-Pro) is calibrated according to DLAB’s quality management system and supplied with a calibration certificate traceable to international standards, delivering a temperature display accuracy of ±0.1°C and a PID controller for precise, stable heating without overshoot. The high-resolution LCD display simultaneously shows the actual plate temperature (and timer, when set) at a glance, providing real-time monitoring without toggling between modes.

Key user‑focused safety features include an independent 420°C over‑temperature protection sensor that automatically shuts off heating to prevent fire hazards and sample damage, a residual heat warning indicator that remains active after the instrument is turned off (plate >50°C) to protect users from burn hazards, and a TÜV-certified compliance (CE, cTUVus, FCC) meeting DIN/EN 60529 international safety standards. The optional PT1000 external temperature sensor (PT1000-A, PT1000-B, or PT1000-C, sold separately) provides ±0.2°C accuracy for controlling the actual temperature of the sample liquid rather than just the plate.

The work plate’s aluminium core with durable ceramic coating provides rapid, uniform heating and excellent chemical resistance against strong acids, strong alkalis, and organic solvents, while remaining easy to clean after spills. The IP21-rated housing offers basic splash and particulate protection in busy laboratory environments. The integrated timer function (displayed on the LCD) allows for timed heating protocols and unattended operation when used with appropriate laboratory safety protocols.

For the clinical laboratory scientist, toxicology analyst, and pharmaceutical quality control scientist, the LCD Digital Hotplate (HP380-Pro) delivers the precise, safe, and reproducible heating required for critical workflows. For the patient, reliable and reproducible heating ensures that diagnostic tests for heavy metal toxicity, metabolic disorders, infectious diseases, and pharmaceutical products are accurate and consistent, directly supporting effective clinical decision-making, appropriate treatment selection, and patient safety.

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Description

LCD Digital Hotplate (HP380-Pro)

PRIMARY CLINICAL & DIAGNOSTIC USES

1. High-Precision Sample Heating for Clinical Chemistry and Analytical Laboratories
Primary Use: Provides a standalone LCD digital hotplate with a 6-inch square (140×140mm) ceramic-coated aluminium work plate, used for the precise and reproducible heating of reagents, buffers, biological samples, and chemical solutions in clinical chemistry, analytical testing, and pharmaceutical research laboratories, with a heating temperature range from room temperature +5°C up to 380°C in 1°C increments.

How it helps: For the clinical laboratory scientist and analytical chemist, the HP380-Pro’s PID temperature control technology and high-resolution LCD display showing the actual temperature ensure consistent thermal conditions for critical workflows including sample digestion, protein denaturation, and reagent preparation. The ceramic-coated aluminium work plate (140×140mm) provides excellent chemical resistance against strong acids and alkalis while ensuring rapid, uniform heat distribution across the entire heating surface. The optional PT1000 external temperature sensor provides ±0.2°C accuracy for controlling the actual temperature of the sample liquid. For the patient, precise heating ensures that diagnostic test results are accurate and reproducible, directly supporting reliable clinical decision-making.

2. Controlled Digestion of Biological Samples for Trace Element Analysis
Primary Use: Used for the controlled heating and digestion of biological specimens including blood, urine, serum, and tissue homogenates prior to trace element analysis by atomic absorption spectroscopy (AAS) or inductively coupled plasma mass spectrometry (ICP-MS), with a maximum temperature of 380°C suitable for strong acid digestions.

How it helps: For the trace element analysis technologist, the HP380-Pro’s 1°C temperature increment allows users to set and maintain the specific acidic reaction temperature required for complete sample digestion. The 420°C overheating protection sensor automatically shuts off heating if the plate exceeds the safety threshold, preventing thermal runaway and protecting both the operator and the sample. The chemical-resistant ceramic-coated plate withstands exposure to aggressive digestion reagents such as nitric acid, hydrochloric acid, and aqua regia without degradation, and the temperature display accuracy of ±0.1°C ensures precise monitoring. For the patient, accurate digestion of biological samples is critical for quantifying essential elements or identifying heavy metal toxicity (e.g., lead, mercury, cadmium), supporting correct diagnosis and treatment of poisoning or metabolic disorders.

3. Protein Denaturation and Enzyme Inactivation in Clinical Biochemistry
Primary Use: Enables the precise heating of protein solutions to temperatures above 70°C directly in a beaker or suitable vessel to completely denature enzymes and coagulate proteins, stopping enzymatic reactions before downstream analysis in clinical biochemistry and molecular diagnostics workflows.

How it helps: For the clinical biochemistry technologist, the HP380-Pro provides stable, uniform heating with ceramic-coated aluminium technology for immediate heat transfer, ensuring that sensitive protein samples reach the target temperature without localised overheating that could cause unpredictable denaturation or aggregation. The high-resolution LCD display shows the actual temperature in real time, allowing operators to monitor conditions throughout the procedure. The work plate withstands strong acids and alkalis, making it suitable for applications requiring harsh chemicals, and the plate remains easy to clean after protein coagulation residues. For the patient undergoing diagnostic testing for conditions such as multiple myeloma, liver disease, or inflammatory disorders, accurate protein preparation ensures that downstream electrophoretic and immunological analyses produce reliable results that guide appropriate treatment selection.

4. Heating of Culture Media and Reagents in Clinical Microbiology Laboratories
Primary Use: Used for the safe and controlled heating of solid or semi-solid culture media, nutrient broths, and agars in glassware suitable for clinical microbiology workflows, including the preparation of culture plates, slants, and broth tubes for pathogen isolation and antimicrobial susceptibility testing.

How it helps: For the clinical microbiology technologist, the HP380-Pro’s uniform heating up to 380°C ensures even melting of solidified agar without localized overheating that could degrade heat-sensitive media components. The square 140×140mm work plate provides ample space for standard 250mL or 500mL beakers, conical flasks, and other common microbiology glassware. The integrated timer function allows for unattended operation, with the LCD displaying both temperature and time simultaneously, and the IP21 protection rating offers basic resistance against spills and particulates in busy microbiology benches. For the patient with suspected bacterial or fungal infection, properly prepared culture media using precise, repeatable heating protocols support accurate identification of pathogens from clinical specimens, enabling appropriate antimicrobial therapy selection and improved treatment outcomes.

SECONDARY & SUPPORTIVE USES

1. Boiling point determination for analytical chemistry: Securely heats samples in a beaker up to 380°C to accurately determine boiling points of Newtonian and non‑Newtonian fluids while providing an unobstructed view of the fluid, with the ceramic-coated work plate resisting strong acids and strong alkalis encountered in these determinations.

2. Solvent evaporation and concentration: Gently heats solvents in laboratory glassware to remove volatile components and concentrate non‑volatile analytes, widely used in environmental analysis, food safety testing, and pharmaceutical formulation development, with the PT1000 external temperature sensor providing ±0.2°C accuracy for controlled evaporation rates.

3. Dissolution testing simulation for drug development: Acts as an affordable alternative heating source to simulate dissolution test conditions for solid oral dosage forms (tablets, capsules) placed inside beakers containing heated buffer solutions, useful for preliminary formulation screening, with 1°C temperature increments allowing precise simulation of physiological conditions.

4. Heat‑based sample preservation and concentration: Gently heats biological specimens to remove excess water or other volatile solvents without causing thermal shock or destroying the underlying analyte, used in sample preservation and concentration workflows for low‑abundance analytes, maximising sensitivity for diagnostic testing of precious specimens.

5. Extraction procedures in natural product research: Provides uniform heating for liquid‑solid extraction techniques using beakers or flasks, commonly employed in natural product isolation and phytochemical analysis from plant material for new drug discovery and nutraceutical development.

6. General and educational laboratory heating: Serves as a versatile, user‑friendly heating tool for demonstrating the principles of solution preparation, chemical reaction kinetics, and the effect of heat on chemical systems in university chemistry, clinical laboratory science, and biology laboratory courses, with an intuitive LCD interface, precise digital controls, and robust safety features suitable for student use.

7. Reagent and buffer pre‑warming for cell culture and clinical assays: Pre‑warms volumes of phosphate‑buffered saline, cell culture media, or wash buffers to physiological temperatures (37°C) or higher temperatures, accelerating dissolution of reagents for clinical workflows, with the ceramic-coated plate providing rapid heat-up times to minimise waiting periods.

8. Thermal stability assessment of materials and chemicals: Heats sample materials in beakers or on the plate surface to assess thermal stability, decomposition temperatures, or heat‑induced property changes, with uniform heating across the 140×140mm surface ensuring representative sample conditions for quality control testing.

KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

Device Type: A standalone LCD digital hotplate without magnetic stirring function, designed for benchtop heating of liquids and solid materials in clinical, analytical, and research laboratories.
Designation: HP380-Pro LCD Digital Hotplate, DLAB HP380-Pro, 6-Inch Square Digital Hotplate, Catalog No. 5031151114.
Key Components:
- 6-inch square (140×140mm) ceramic-coated aluminium work plate for rapid, uniform heating
- High-resolution LCD display showing actual temperature with high contrast for easy reading
- PID temperature controller with 1°C adjustable increments
- PT1000 external temperature sensor port (sensor optional accessory)
- Integrated timer function with LCD time display
- 420°C over‑temperature protection sensor for automatic safety shutdown
- IP21-rated housing for basic splash and particulate protection
- TÜV-certified safety compliance (CE, cTUVus, FCC) meeting DIN/EN 60529 standards

2. TECHNICAL & PERFORMANCE PROPERTIES

Work plate dimensions: 140×140mm (6 inches square)
Work plate material: Aluminium with ceramic coating (strong acid resistant, strong alkali resistant, high temperature resistant for rapid heat transfer and easy cleaning)
Heating temperature range: Room temperature +5°C to 380°C (adjustable in 1°C increments)
Temperature display: LCD with high-resolution readout showing actual temperature
Temperature display accuracy: ±0.1°C / ±1°C (varies by source, typical ±0.1°C display, ±1°C control)
Temperature display resolution: 0.1°C (typical for LCD readout)
External temperature sensor (PT1000) accuracy: ±0.5°C or ±0.2°C depending on sensor model
Timer function: Integrated with LCD time display
Selected heating positions: 1 on the work plate
Heating output power: 500W
Total power consumption (with controls): 510W
Power supply: 100-120V / 200-240V AC, 50/60 Hz (universal input)
Over‑temperature protection: 420°C hardware cutoff, automatic shutdown on exceedance
Residual heat warning feature: Safety function to indicate hot plate surface (typical for this class)
Housing protection rating: IP21 (protection against solid objects >12.5mm and vertically falling water drops)
Operating conditions: 5–40°C ambient temperature, ≤80% relative humidity
Maximum altitude: 2000 metres above sea level
Dimensions (W × D × H): 180 × 320 × 108 mm (approximately)
Weight: Approximately 2.2 kg
Certifications: CE, cTUVus, FCC, TÜV-certified safety

3. PHYSICAL & OPERATIONAL PROPERTIES

Construction: Durable benchtop enclosure with IP21 protection, suitable for clinical, analytical, and research laboratory environments. The work plate material is aluminium with a chemical-resistant ceramic coating.
Work plate: 6-inch square (140×140mm) ceramic-coated aluminium disc for enhanced corrosion resistance, rapid heat transfer (heating speed up to 380°C), and easy cleaning. The coating withstands strong acids and alkalis commonly used in clinical and research labs and resists accidental chemical spills.
Display: High-resolution LCD display (high-definition LCD) shows the actual temperature (and timer when set), providing clear, real-time monitoring without needing to toggle between modes. The display reads temperature in high contrast for easy visibility across the laboratory bench.
Operation: Simple, intuitive digital controls. Users can set precise temperature in 1°C increments with straightforward adjustment, and the timer function can be set as needed. The latest control panel offers enhanced temperature calibration for even more precise temperature regulation.
Heating technology: PID temperature controller ensures stable heating across the plate, preventing temperature overshoot. The heating plate is designed for immediate and uniform heat transfer thanks to the ceramic-coated aluminium technology.
Timer function: Integrated programmable timer with LCD display, allowing for timed heating protocols and unattended operation; the timer and temperature are displayed simultaneously on the LCD.
Safety functions: Over‑temperature protection sensor shuts off heating when the plate exceeds 420°C, preventing runaway heating and fire hazards. A residual heat warning safety function indicates when the work plate surface is still hot to the touch after the power is turned off. The IP21-rated housing offers basic protection against solid foreign objects and vertically falling water drops.
External sensor integration: PT1000 external temperature sensor port enables direct sample temperature measurement for applications requiring precise liquid temperature control rather than just plate temperature. Connect the PT1000-A (230mm) or PT1000-C (100mm) temperature probe through the dedicated port.
Spill resistance: The IP21-rated housing provides protection against splashing water and dust, and the ceramic-coated work plate is resistant to most common laboratory chemical spills, simplifying clean-up.
Maintenance: Minimal maintenance is required. Wipe the ceramic-coated work plate and housing with a damp cloth after each use. The solid state controller and brushless design for heating and control electronics ensure long-term reliability in demanding laboratory environments.
Spacing requirements: The instrument must be positioned at least 100mm from walls and other equipment to ensure adequate ventilation and cooling.

4. SAFETY & COMPLIANCE ATTRIBUTES

Regulatory Status: General laboratory equipment for in vitro diagnostic (IVD) use. Manufactured under DLAB’s ISO 9001 and ISO 13485 quality management systems. Certified by TÜV with CE, cTUVus, and FCC product safety certifications, complying with international safety protection standards DIN/EN 60529 and IEC/EN 61010-1.
Over‑Temperature Protection: A 420°C hardware cut-off sensor automatically shuts down heating if the work plate exceeds the safety threshold, preventing thermal runaway, fire hazards, and damage to the instrument or samples.
Residual Heat Warning: An independent safety function indicates when the work plate temperature is above 50°C, protecting users from burn hazards even after the instrument has been turned off.
Chemical Safety: The ceramic-coated aluminium work plate is resistant to strong acids, strong alkalis, and organic solvents, preventing corrosion and ensuring a long service life even when handling aggressive reagents such as nitric acid for sample digestion. The aluminium base with ceramic top layer provides excellent chemical durability.
Electrical Safety: Designed in accordance with IEC/EN 61010-1 safety standards for laboratory electrical equipment. The universal power supply (100-120V/200-240V, 50/60Hz) provides input voltage flexibility for use in different regions. Always operate with a properly grounded outlet.
Operational Safety: The instrument must be installed on a stable, level, heat- and fire-resistant surface in a well-ventilated environment free from explosion hazard. The IP21 housing protects internal components from basic splash and dust ingress.
Ventilation and Placement: The unit requires adequate clearance (at least 100mm from walls and other equipment) for proper heat dissipation and ventilation.
Temperature Accuracy (External Sensor): The optional PT1000 external temperature sensor (PT1000-A, PT1000-B, or PT1000-C) provides a higher level of precision (±0.2°C to ±0.5°C) for applications requiring the temperature of the liquid itself to be tightly controlled, rather than just the plate surface temperature.

5. STORAGE & HANDLING ATTRIBUTES

Storage: Store in a clean, dry, dust‑free environment at room temperature (15–30°C) when not in use. Keep the instrument covered with the provided dust cover to protect the ceramic-coated work plate from dust and scratches. Allow the unit to cool completely (check that the residual heat indicator is off) before storage.
Cleaning: Allow the work plate to cool completely before cleaning. Wipe the ceramic-coated aluminium work plate and the IP21-rated metal housing with a soft, damp cloth or sponge using a mild detergent or 70% isopropyl alcohol. For stubborn residues on the ceramic surface, use a non-abrasive plastic scraper suitable for ceramic coatings. Do not immerse the unit in liquid, and do not use abrasive cleaners, metal scouring pads, or sharp objects that may scratch the ceramic coating. Wipe the housing with a soft, dry cloth after cleaning.
Pre‑use inspection: Before each use, inspect the power cord and plug for any damage. Ensure the work plate is clean, dry, and free of chemical residues. Verify that the area is clear of flammable materials, and that the instrument has adequate clearance (at least 100mm on all sides) for heat dissipation. Ensure the socket is properly grounded before plugging in.
Installation: Place the HP380-Pro on a stable, level, non‑flammable, heat‑resistant laboratory benchtop away from flammable materials, volatile solvents, combustible gases, or paper products. The instrument should be placed at least 100mm from walls and other equipment to allow for adequate heat dissipation and ventilation. Do not install or use near water baths, sinks, or other sources of splashing liquids unless the unit is appropriately positioned. This instrument is not suitable for use in residential areas and must be used in a laboratory environment as per the manufacturer’s manual.
Operation with External Sensor (PT1000, optional accessory): If using the optional PT1000 temperature sensor, insert the sensor probe into the sample vessel and secure it with a stand clamp. Ensure the tip of the external temperature sensor is at least 5–10mm from the bottom of the vessel for accurate reading. Do not allow the sensor wire to contact the hot work plate, as this could melt the wire insulation and cause sensor failure or an electrical hazard.
Temperature Setting: Set the target temperature in 1°C increments using the digital controls. Begin heating at a low setting (e.g., 50°C below the application’s target) and gradually increase to the desired temperature to prevent thermal shock and potential cracking of glassware.
Cooling down: After use, turn off the power and allow the work plate to cool completely. Cooling time may take 30–60 minutes depending on the operating temperature. Do not attempt to move, clean, or store the instrument until the residual heat warning indicator has turned off and the plate has cooled to a safe temperature.
Timer Operation: Program the timer for the desired heating duration using the integrated control. The timer and temperature displays operate simultaneously on the LCD. When the timer reaches zero, an audible alert sounds (on select models), but the hotplate continues to maintain the set temperature unless manually turned off. Use the timer for protocol tracking and unattended runs as needed, but always follow laboratory safety policies for unattended hotplate operation.
Periodic Verification: Verify the temperature accuracy periodically using a calibrated external thermometer or thermocouple to ensure the hotplate remains within the specified tolerance. If deviation exceeds ±0.1°C display accuracy or control variance requires recalibration, consult the manufacturer’s service guidelines or use the latest control panel with enhanced temperature calibration functionality for precise regulation.

6. LABORATORY & CLINICAL APPLICATIONS

Primary Application: General‑purpose heating of liquids and solid materials for clinical diagnostics (clinical chemistry sample digestion, protein denaturation), pharmaceutical quality control (dissolution testing, sample preparation), analytical chemistry (sample digestion, solvent evaporation), and research laboratories where precise, safe, and programmable heating up to 380°C is required.
Clinical Role: A versatile benchtop instrument for hospital and clinical laboratories, molecular diagnostics labs, clinical chemistry departments, immunology laboratories, microbiology laboratories, pharmaceutical quality control facilities, environmental testing stations, and research institutions. Critical for sample digestion for trace element analysis (blood lead, urine cadmium, heavy metals), buffer and media preparation, protein denaturation, enzyme inactivation, and other temperature-critical diagnostic procedures where accurate, reproducible, and safe heating is mandatory for diagnostic accuracy and patient safety.

SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

Burn Hazard: The ceramic-coated aluminium work plate can reach 380°C and remains hot for an extended period after the power is turned off. Do not touch the work plate for at least 30–60 minutes after use, or until the residual heat warning indicator has turned off. Use appropriate heat‑resistant gloves or tools when handling vessels on the hot plate. Severe burns can occur upon contact with the hot plate in normal use.
Fire Hazard: Do not operate the LCD Digital Hotplate (HP380-Pro) near flammable materials, volatile solvents, combustible gases, or paper products. Keep the work area clear of flammable substances. Do not leave the instrument unattended while operating at high temperatures. The heating temperature must be set at least 50°C lower than the fire point of the chemicals being used.
Electrical Safety: Do not operate the instrument with wet hands. Disconnect the power cord before cleaning, servicing, or moving the unit. Ensure that the main power supply cable does not touch the hotplate during operation. Use only the supplied grounded power cord and verify that the outlet provides proper grounding. Do not operate the unit with a damaged power cord. Before connecting the instrument, ensure that the label indicates the correct voltage for your region.
Chemical Compatibility: The ceramic-coated aluminium work plate is resistant to strong acids, strong alkalis, and organic solvents commonly used in clinical, analytical, and research laboratories. However, always refer to the Safety Data Sheets (SDS) for specific chemicals to confirm compatibility with the plate and to understand any hazards from vapor, fumes, or residues produced when the material is heated.
Spill Hazard: If a liquid spill occurs on the hot work plate during operation, the liquid may evaporate rapidly and produce steam or hazardous vapours. Turn off the power immediately and allow the plate to cool completely before cleaning. Do not allow standing liquids to remain on the hot plate without proper containment, as thermal shock could potentially damage the ceramic coating.
Pathogenic Materials: Pathogenic materials must be processed only in closed vessels to prevent the release of biohazardous aerosols or infectious contaminants. Use appropriate biosafety containment (e.g., fume hood, biological safety cabinet) when heating potentially infectious biological samples.
Ventilation and Clearance: The unit requires adequate clearance (at least 100mm from walls and other equipment) for proper heat dissipation and ventilation. Do not cover the instrument, and do not splash water onto the components. Ensure the instrument is installed on a stable, level, and temperature‑resistant surface free from explosive or hazardous substances.
Glassware Selection: Use only heat‑resistant glassware (borosilicate glass such as Pyrex or Kimax) or other laboratory vessels rated for the operating temperature (up to 380°C). Do not use standard soda‑lime glass on the hot plate, as it may shatter from thermal shock. Ensure vessels are stable and not likely to tip over.
Personal Protective Equipment (PPE): When working with the instrument, wear appropriate personal safety guards, including heat‑resistant gloves, safety glasses or a face shield, and a laboratory coat, to avoid the risk of splashing and evaporation of liquids, as well as the release of toxic or combustible gases.
Training Requirement: Only trained laboratory personnel with appropriate technical background in hot plate operation and the specific hazards of heating chemicals and biological samples should operate the HP380-Pro for clinical diagnostic or research applications. Users must read and understand the operator's manual before the first use and follow all laboratory safety protocols for safe hot plate operation.

2. FIRST AID MEASURES

Burn from Hot Surface: If skin contacts the hot work plate or metal housing, immediately cool the burn area with cool (not cold) running water for at least 15 minutes. Do not apply ice directly to the burn. Remove any jewellery or constrictive items from the affected area. Cover the burn with a sterile, non‑adhesive dressing. Seek medical attention for large‑area burns (larger than the palm of the hand), deep burns (white or charred appearance), or burns causing blistering. For burns on the face, hands, feet, or genitals, seek immediate medical attention.
Fire: If a fire occurs on or near the HP380-Pro hotplate, immediately turn off the power if safe to do so. Use a class ABC dry chemical fire extinguisher or carbon dioxide (CO₂) extinguisher. Do not use water on electrical fires. Evacuate the immediate area if the fire cannot be immediately controlled. Call emergency services.
Chemical Splash to Eyes: If a heated chemical sample or reagent splashes into the eyes, immediately flush the eyes with copious amounts of cool water or sterile saline for at least 15 minutes. Hold the eyelids open to ensure thorough rinsing. Remove contact lenses if they are present and easily removable. Seek immediate medical attention. Do not attempt to neutralise the chemical in the eye.
Chemical Splash to Skin: Remove contaminated clothing immediately. Flush the affected skin area with cool running water for at least 15 minutes. Do not rub or scrub. Seek medical evaluation for chemical burns or if irritation persists. Refer to the Safety Data Sheet (SDS) for the specific chemical involved.
Inhalation of Fumes: If fumes from heated chemicals are inhaled, move the affected person to fresh air immediately. Keep the person warm and at rest. If breathing is difficult, administer oxygen if trained. If breathing stops, perform CPR. Seek immediate medical attention.
Electrical Shock: If an electrical shock incident occurs, disconnect power at the circuit breaker before attempting to assist the victim. Do not touch the victim until the power is disconnected. Once safe, assess the victim for responsiveness and breathing. Call emergency medical services immediately. Perform CPR if trained and necessary. Seek medical evaluation for all electrical shock victims, even if symptoms appear mild.

3. FIRE FIGHTING MEASURES

Flammability: The instrument's metal housing is non‑flammable, but the power cord, internal wiring, electronic components, plastic control panel and elements are combustible. The ceramic-coated aluminium work plate is non‑flammable. The primary fire hazard is the flammable chemicals, solvents, or materials being heated on the plate.
Extinguishing Media: Use carbon dioxide (CO₂), dry chemical (ABC class), or alcohol‑resistant foam extinguishers for fires involving the electrical components or nearby flammable materials. Do not use water on electrical fires, as water conducts electricity and can cause electrical shock or damage the instrument.
Fire Response: Immediately disconnect power to the instrument if safe to do so. Evacuate the immediate area. Use an appropriate fire extinguisher for small, contained fires. For larger fires, evacuate the laboratory and call emergency services. Do not attempt to extinguish a fire if you are not trained or if the fire is spreading rapidly.
Special Protective Equipment for Firefighters: Firefighters should wear self‑contained breathing apparatus (SCBA) and full structural firefighting gear (including gloves, boots, helmet, and turnout coat) when fighting fires in laboratory settings, as combustion products may include toxic fumes from burning plastics, chemicals, and electronic components.

LCD Digital Hotplate (HP380-Pro)

LCD Digital Hotplate (HP380-Pro)

PRIMARY CLINICAL & DIAGNOSTIC USES

SECONDARY & SUPPORTIVE USES

5. Extraction procedures in natural product research: Provides uniform heating for liquid‑solid extraction techniques using beakers or flasks, commonly employed in natural product isolation and phytochemical analysis from plant material for new drug discovery and nutraceutical development.

1. BASIC IDENTIFICATION ATTRIBUTES

Device Type: A standalone LCD digital hotplate without magnetic stirring function, designed for benchtop heating of liquids and solid materials in clinical, analytical, and research laboratories.

Designation: HP380-Pro LCD Digital Hotplate, DLAB HP380-Pro, 6-Inch Square Digital Hotplate, Catalog No. 5031151114.

Key Components:

6-inch square (140×140mm) ceramic-coated aluminium work plate for rapid, uniform heating

High-resolution LCD display showing actual temperature with high contrast for easy reading

PID temperature controller with 1°C adjustable increments

PT1000 external temperature sensor port (sensor optional accessory)

Integrated timer function with LCD time display

420°C over‑temperature protection sensor for automatic safety shutdown

IP21-rated housing for basic splash and particulate protection

TÜV-certified safety compliance (CE, cTUVus, FCC) meeting DIN/EN 60529 standards

2. TECHNICAL & PERFORMANCE PROPERTIES

Work plate dimensions: 140×140mm (6 inches square)

Work plate material: Aluminium with ceramic coating (strong acid resistant, strong alkali resistant, high temperature resistant for rapid heat transfer and easy cleaning)

Heating temperature range: Room temperature +5°C to 380°C (adjustable in 1°C increments)

Temperature display: LCD with high-resolution readout showing actual temperature

Temperature display accuracy: ±0.1°C / ±1°C (varies by source, typical ±0.1°C display, ±1°C control)

Temperature display resolution: 0.1°C (typical for LCD readout)

External temperature sensor (PT1000) accuracy: ±0.5°C or ±0.2°C depending on sensor model

Timer function: Integrated with LCD time display

Selected heating positions: 1 on the work plate

Heating output power: 500W

Total power consumption (with controls): 510W

Power supply: 100-120V / 200-240V AC, 50/60 Hz (universal input)

Over‑temperature protection: 420°C hardware cutoff, automatic shutdown on exceedance

Residual heat warning feature: Safety function to indicate hot plate surface (typical for this class)

Housing protection rating: IP21 (protection against solid objects >12.5mm and vertically falling water drops)

Operating conditions: 5–40°C ambient temperature, ≤80% relative humidity

Maximum altitude: 2000 metres above sea level

Dimensions (W × D × H): 180 × 320 × 108 mm (approximately)

Weight: Approximately 2.2 kg

Certifications: CE, cTUVus, FCC, TÜV-certified safety

3. PHYSICAL & OPERATIONAL PROPERTIES

Construction: Durable benchtop enclosure with IP21 protection, suitable for clinical, analytical, and research laboratory environments. The work plate material is aluminium with a chemical-resistant ceramic coating.

Display: High-resolution LCD display (high-definition LCD) shows the actual temperature (and timer when set), providing clear, real-time monitoring without needing to toggle between modes. The display reads temperature in high contrast for easy visibility across the laboratory bench.

Operation: Simple, intuitive digital controls. Users can set precise temperature in 1°C increments with straightforward adjustment, and the timer function can be set as needed. The latest control panel offers enhanced temperature calibration for even more precise temperature regulation.

Heating technology: PID temperature controller ensures stable heating across the plate, preventing temperature overshoot. The heating plate is designed for immediate and uniform heat transfer thanks to the ceramic-coated aluminium technology.

Timer function: Integrated programmable timer with LCD display, allowing for timed heating protocols and unattended operation; the timer and temperature are displayed simultaneously on the LCD.

Spill resistance: The IP21-rated housing provides protection against splashing water and dust, and the ceramic-coated work plate is resistant to most common laboratory chemical spills, simplifying clean-up.

Maintenance: Minimal maintenance is required. Wipe the ceramic-coated work plate and housing with a damp cloth after each use. The solid state controller and brushless design for heating and control electronics ensure long-term reliability in demanding laboratory environments.

Spacing requirements: The instrument must be positioned at least 100mm from walls and other equipment to ensure adequate ventilation and cooling.

4. SAFETY & COMPLIANCE ATTRIBUTES

Over‑Temperature Protection: A 420°C hardware cut-off sensor automatically shuts down heating if the work plate exceeds the safety threshold, preventing thermal runaway, fire hazards, and damage to the instrument or samples.

Residual Heat Warning: An independent safety function indicates when the work plate temperature is above 50°C, protecting users from burn hazards even after the instrument has been turned off.

Electrical Safety: Designed in accordance with IEC/EN 61010-1 safety standards for laboratory electrical equipment. The universal power supply (100-120V/200-240V, 50/60Hz) provides input voltage flexibility for use in different regions. Always operate with a properly grounded outlet.

Operational Safety: The instrument must be installed on a stable, level, heat- and fire-resistant surface in a well-ventilated environment free from explosion hazard. The IP21 housing protects internal components from basic splash and dust ingress.

Ventilation and Placement: The unit requires adequate clearance (at least 100mm from walls and other equipment) for proper heat dissipation and ventilation.

5. STORAGE & HANDLING ATTRIBUTES

Temperature Setting: Set the target temperature in 1°C increments using the digital controls. Begin heating at a low setting (e.g., 50°C below the application’s target) and gradually increase to the desired temperature to prevent thermal shock and potential cracking of glassware.

6. LABORATORY & CLINICAL APPLICATIONS

1. SAFETY PRECAUTIONS

Pathogenic Materials: Pathogenic materials must be processed only in closed vessels to prevent the release of biohazardous aerosols or infectious contaminants. Use appropriate biosafety containment (e.g., fume hood, biological safety cabinet) when heating potentially infectious biological samples.

2. FIRST AID MEASURES

Inhalation of Fumes: If fumes from heated chemicals are inhaled, move the affected person to fresh air immediately. Keep the person warm and at rest. If breathing is difficult, administer oxygen if trained. If breathing stops, perform CPR. Seek immediate medical attention.

3. FIRE FIGHTING MEASURES

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