Hot Plate Magnetic Stirrer LHMS-T2021

Introduction

Hot Plate Magnetic Stirrer is a compact, tabletop device having magnetic stirrer with heating function, offers rotating speed of 100 to 1500 rpm. Designed with round glass ceramic top plate and octahedral stir bar provides maximum set temperature of 450˚ C. With port interface and timer, memory function for stirring speed and setting temperature, and high safety protection this device offers 20 usage.

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 for organic synthesis, extraction, analysis of oil products, pH-measurements, dialysis, soil suspending, preparing buffer solutions etc. across the field of chemical engineering, microbiology, pharmaceuticals, geology, scientific research, biotechnology, biochemistry etc.

Specifications

Capacity	20 L
Top plate shape	Round
Top plate material	Glass ceramic
Top plate dimensions	Ф135 mm
High temperature protection	10° to 50° C (adjustable)
Maximum set temperature (Hot plate)	450° C (continuous)
Maximum set temperature (with PT100)	300° C
Safety temperature	50 to 500° C (adjustable)
Temperature stability (with PT100)	±2° C
Stirring speed range	100 to 1500 rpm
Timer	1 to 1999/min; continuous
Stir bar	Octahedral stir bar
Motor	DC brushless motor
Heating element	Infrared heating element
Motor power	12 W
Heating capacity	800 W
Display	digital display
Controller	Microprocessor
parameters	3 sets
Temperature sensor	PT100 with PT100 sensor holder
Control panel	Rotating knobs
Memory function	Stirring speed and setting temperature
Safety Protection system	Overheating, Flashing high temperature indicator, warning for hurt by touch
Sealing	Hermetically sealed from above
Corrosion resistance	Yes
Chemical resistance	Yes
Drain	Yes (above control board)
Interface and communication	; ()
Power supply	221 to 240 V/50 to 60 Hz
Dimensions (W×D×H)	460×340×240 cm
Weight	8 kg

Features

Advanced microprocessor controlling system with parameters set, PT100 temperature sensor and PT100 sensor holder

Octahedral Stir Bar for efficient stirring

Accurate solution temperature in general range

Bright and clear digital display with memory of the last working parameters

Ceramic glass top plate with infrared heating element

Sealed outer shell and isolated critical parts design with drainage above control board

Knob control with high safety protection

Memory function for stirring speed and setting temperature

Corrosion and chemical resistant

Rapid heating speed with safety temperature protection system

interface with communication

Reliable, stable and hermetically sealed guarantees long, hassle free and convenient usage

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.