Multi-Position Hot Plate Magnetic Stirrer LMHS-T2011

Introduction

Multi-position Hot Plate Magnetic Stirrer features an impressive stirring speed range of 200 to 1500 rpm. Each of its four stirring positions is equipped with advanced independent heating and stirring control. The user-friendly updates on both temperature and stirring speed. Its brushless DC motor is quiet, reliable, maintenance-free, and provides more powerful speed control. Its hot plate includes a controller, which guarantees a stable heating process, making it suitable for a wide range of applications.

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 Multi-Position Hot Plate Magnetic Stirrer is perfect for laboratories, educational institutions, and industrial applications for heating and stirring samples.

Specifications

Speed Range	200 to 1500 rpm
Work Plate Dimension	Ø135mm (5 inch) × 4
Plate Material	Stainless steel with ceramic coating
Motor Type	Brushless DC motor
Stirring Positions	4
Max. Stirring Quantity	10L × 4 (H₂O)
Max. Magnetic Bar	40mm
Display
Display Parameter	Speed, Temperature
Control Accuracy of Sensor	±20 rpm
Temperature Range	25 to 340°C
Over Temperature Protection	420°C
Temperature Display Accuracy	±0.1°C
External Temperature Sensor	PT1000 (accuracy ±0.2°C)
Ambient Temperature	5 to 40°C
Relative Humidity	80% RH
IP Protection Class	IP20
Motor Output Power	1.8 kW
Motor Input Power	515 W × 4
Heating Power	500 W × 4
Power Supply	100-120V, 60Hz; 200-240V, 50Hz
Dimensions (W × D ×H)	698 × 270 × 128 mm
Weight	9.5 kg

Features

PT1000 External temperature sensor

Overheating protection function

Stainless steel work plate

Easy to handle and operate

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.