Hot Plate Magnetic Stirrer LHMS-T2022

Introduction

Hot Plate Magnetic Stirrer operates for a maximum capacity of 20 L and temperature range from 5 to 40˚C. This Hotplate is designed with glass ceramic work plate provides excellent chemical resistant performance and most efficient heat transfer. Features dual digital display for clear view of temperature and speed of hot plate. It speed ranges from 200 to 1500 rpm and offers 1000 W heating power. Design with PT 1000 temperature sensor and brushless DC motor and, the work plate temperature is optimized up to 550°C.

This magnetic stirrers is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Our Hot Plate Magnetic Stirrer is used in chemical synthesis, physical and chemical analysis, bio-pharmaceuticals, etc.

Specifications

Work plate Dimension	184 × 184 mm (7 inch)
Work plate material	Glass ceramic coating
Motor type	Brushless DC motor
Motor rating input	18 W
Motor rating output	10 W
Heating output	1000 W
Stirring positions	1
Max. stirring quantity	20 L H2O
Max. magnetic bar length	80 mm
Speed range	100 to 1500 rpm
Resolution	±1 rpm
Speed display
Temperature display
Temperature control accuracy	±1°C (100°C) ±1 % (>100°C)
Heating temperature range	Room temp. -550˚C, increment 1°C
Temperature range	5 to 40˚C
Humidity	80 % RH
Overheating protection	580˚C
Temperature display accuracy	±0.1˚C
External temperature sensor	PT 1000 (accuracy ±0.2°C)
Hot warning	50°C
Data connector	RS232
Protection class	IP21
Dimension	215 × 360 × 112 mm
Power consumption	1050 W
Power supply	110 to 240V, 50/60 Hz
Weight	5.3 kg
Gross Weight	8 kg

Features

Designed with dual display for precise monitoring of speed and temperature

Magnetic hotplate stirrer maximum capacity of liquid is 20 L

Maximum heating plate temperature is 550˚C

Material used glass ceramic work plate provides excellent chemical resistant performance and most efficient heat transfer

Offers external temperature control is possible by connecting the temperature sensor (PT1000) with an accuracy at ±0.2°C

Digital speed controlling, maximum speed at 1500 rpm

Brushless DC motor is maintenance free enables more stirring power

Offers two rotating knobs enable easy adjustment of speed and temperature

The “” warning will flash when the work plate temperature is above 50°C even when the hotplate is turned off

Built-in controller ensures safe heating of the medium with overheating protection

Equipped with remote function provides PC control and data transmission

FAQs

1. What are the key factors to consider when selecting this magnetic stirrers for laboratory use?

When selecting this magnetic stirrers, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this magnetic stirrers be calibrated to ensure accurate results?

It is recommended to calibrate this magnetic stirrers at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this magnetic stirrers?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this magnetic stirrers be used with different types of samples, and are there any compatibility considerations?

Yes, this magnetic stirrers can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the magnetic stirrers malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.