Peristaltic Pump Multiple Channel
Flow range:0.0053-6000ml/min
2.Basic peristaltic pump:LabM series
Flow range:0.0053-3100ml/min
3.Industrial peristaltic pump
Speed range:0.1-600rpm
Description
Technical Parameters
The peristaltic pump multiple channel is a new type of industrial pump that consists of multiple independent channels, each containing a hose and a roller. It is widely used in pharmaceutical, food, chemical, biological engineering, fine chemical, pharmaceutical environmental protection, laboratory research, water treatment, cosmetics manufacturing and other fields. Especially in situations where precise control of liquid flow and delivery accuracy is required, such as the delivery of pharmaceutical raw materials, the preparation of food additives, and the injection of laboratory samples, the multi-channel peristaltic pump has significant advantages.
A peristaltic pump functions by compressing a flexible tube, typically made of rubber or silicone, through the use of rollers attached to a rotating rotor. As the rotor turns, the rollers sequentially compress the tube, forcing the fluid inside to move in a defined direction. This mechanism ensures that the fluid only contacts the tube's interior, making the pump highly suitable for applications requiring minimal contamination and easy cleaning.
Design and Operation of Multi-Channel Peristaltic Pumps
Peristaltic pump multiple channels are designed to incorporate multiple fluid channels, each operated independently. This is achieved through the use of multiple rotors, each driving its own set of rollers and compressing a dedicated tube segment. The rotors are typically arranged in a concentric manner to optimize space and minimize the pump's footprint.
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● Key Components 1) Support Frame: Provides a stable base for the pump's components. 2) Tube Retainer: Holds the flexible tubes in place and ensures they are properly aligned with the rollers. 3) Rotors and Rollers: The rotors rotate, and the rollers compress the tubes to propel the fluid. 4) Flexible Tubes: These are the working elements that convey the fluid. |
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● Operational Mechanics 1) Roller Compression: Each roller, as it rotates, compresses a segment of the flexible tube, pushing the fluid forward. 2) Tube Recovery: Once the roller passes, the elastic nature of the tube causes it to return to its original shape, creating a suction effect that pulls more fluid into the tube. 3) Continuous Rotation: The continuous rotation of the rotors results in a steady, pulsatile flow of fluid through each channel. |
Parameter
Advantages and disadvantage of peristaltic pump multiple channel
Advantages
● Independent Channel Operation: Each channel in a multi-channel peristaltic pump can be operated independently. This feature allows for the simultaneous transfer of multiple fluids or the precise control of flow rates within the same pump. This versatility is particularly useful in applications requiring the simultaneous handling of different fluids or the need for fine-tuned flow rate adjustments.
● High Precision and Accuracy: Peristaltic pumps, including multi-channel versions, are known for their high precision and accuracy in fluid transfer. The peristaltic action ensures that each revolution of the roller head delivers a fixed volume of fluid, resulting in consistent and predictable flow rates. This precision is crucial in applications requiring tight control over fluid volumes, such as in pharmaceutical manufacturing, laboratory research, and medical diagnostics.
● Low Shear Stress: The peristaltic action of these pumps involves compression and relaxation of the flexible tube, rather than the use of impeller blades or other mechanical parts that can cause shear stress on the fluid. This low-shear environment is beneficial for fluids that are sensitive to shear forces, such as cells, proteins, and emulsions.
● Ease of Maintenance: Multi-channel peristaltic pumps are relatively easy to maintain. The flexible tube is the only part in direct contact with the fluid, making it simple to replace and clean. This ease of maintenance is particularly advantageous in applications where frequent cleaning or sanitation is required, such as in food processing and biotechnology.
● Versatility in Fluid Handling: These pumps can handle a wide range of fluids, including viscous, abrasive, corrosive, and shear-sensitive materials. The flexible tube material can be tailored to the specific fluid properties, ensuring compatibility and long-term durability.
● Compact Design: Multi-channel peristaltic pumps are typically designed with a compact footprint, making them suitable for integration into existing systems or for use in space-constrained environments. This compactness also contributes to their portability, enabling them to be used in a variety of settings, including fieldwork and remote locations.
Disadvantage
● Tube Wear and Degradation: Over time, the constant compression and recovery of the flexible tubes can lead to wear and degradation, reducing their effectiveness and necessitating replacement.
● Flow Pulsatility: While pulsatile flow is often acceptable in many applications, it can be problematic in systems requiring a smooth, continuous flow.
● Flow Consistency: Variations in tube wall thickness, roller diameter, and rotor-to-axis distance can lead to inconsistencies in flow rates between different channels.
Applications of Peristaltic Pump Multiple Channel
Multi-channel peristaltic pumps find applications in a wide range of industries due to their versatility and precision. Some of the key applications include:
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● Pharmaceutical Industry: Used for metering and transferring viscous, delicate, or corrosive fluids like vaccines, serums, and other pharmaceutical preparations. ● Biotechnology: Ideal for cell culture media preparation, perfusion systems, and lab-on-a-chip devices. ● Chemical Industry: Suitable for handling aggressive chemicals and corrosive fluids. ● Food and Beverage Industry: Used for filling, metering, and transferring food and beverage products, including those with particulates. ● Environmental Testing: Applications in water sampling, environmental monitoring, and waste treatment processes. ● Medical Devices: Found in dialysis machines, infusion pumps, and other medical devices that require precise fluid delivery. |
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Display and communication parameters
Peristaltic pump multiple channel is a kind of fluid conveying equipment widely used in laboratory and industrial production. Its display and communication parameters are important indicators to evaluate its performance, ease of use and intelligence level. The following is a detailed summary and analysis of the display and communication parameters of the multi-channel peristaltic pump.
Display parameters
Display mode
LCD display
Modern multi-channel peristaltic pump generally uses the LCD screen as the display interface, this display has the advantages of high clarity, rich information, intuitive operation and so on. The LCD screen can display flow, speed, operating status and other information, which is convenient for users to monitor and adjust the working parameters of the pump in real time.
Dot matrix liquid crystal display
Some high-end multi-channel peristaltic pumps use dot matrix liquid crystal display technology, which can display more complex graphics and menus to improve the user's operating experience. For example, some models of peristaltic pumps use 128×64 dot matrix liquid crystal displays, which can display flow and speed information at the same time, and support multi-stage menu operations.
Flow and speed display on the same screen
In order to facilitate users to monitor the two key parameters of flow and speed at the same time, some multi-channel peristaltic pumps support flow and speed display on the same screen. This display mode enables the user to obtain the required information without switching the interface, and improves the work efficiency.
Display content
Flow display
The multi-channel peristaltic pump can display the flow value of the current channel in real time, and the user can adjust the flow size according to the experiment or production needs. Some peristaltic pumps also support flow correction function, through the input of actual flow value for automatic correction, improve the accuracy of flow control.
Speed display
Speed is one of the key factors determining the flow rate of peristaltic pump. The multi-channel peristaltic pump can display the speed value of the current channel in real time, and the user can control the flow rate by adjusting the speed. Some peristaltic pumps also support the setting of speed adjustment resolution to achieve more accurate flow control.
Operating status display
In addition to flow and speed, the multi-channel peristaltic pump can also display operating status information, such as forward, reverse, pause, fault, etc. This information helps users to understand the working state of the pump in time and to deal with it accordingly.
Communication parameters
Communication interface
RS485 interface
RS485 interface is a commonly used serial communication interface, with long transmission distance, strong anti-interference ability and other advantages. The multi-channel peristaltic pump is generally equipped with RS485 interface to achieve remote communication and data transmission with the host computer or other equipment. Through the RS485 interface, users can realize the remote control of peristaltic pump, data acquisition and monitoring functions.
Other communication interfaces
In addition to RS485 interface, some multi-channel peristaltic pumps also support other communication interfaces, such as Ethernet interface, USB interface, etc. These interfaces can further expand the application range of peristaltic pumps to achieve more complex communication and data transmission requirements.
Communication protocol
Modbus protocol: Modbus protocol is a widely used industrial communication protocol, with simple, reliable, easy to implement and other advantages. The multi-channel peristaltic pump generally supports the Modbus protocol, which facilitates the communication and data transmission between the user and the host computer or other devices. Through Modbus protocol, users can realize remote monitoring, control and data acquisition of peristaltic pump.
Other communication protocols: In addition to the Modbus protocol, some multi-channel peristaltic pumps also support other communication protocols, such as custom protocols. These protocols can be customized according to the actual needs of users to meet specific communication and data transmission needs.
Communication function
Remote control: Through the communication interface and communication protocol, the user can realize the remote control of the multi-channel peristaltic pump. For example, the upper computer software can send instructions to control the start and stop of the pump, positive and negative rotation, speed adjustment and other operations.
Data acquisition: The multi-channel peristaltic pump can collect key parameters such as flow rate and speed in real time, and transmit them to the host computer or other devices through the communication interface. This data can be used for subsequent analysis and processing to optimize the experiment or production process.
Fault alarm: When the multi-channel peristaltic pump fails, it can send fault alarm information to the upper computer or other equipment through the communication interface. This helps users discover and handle faults in a timely manner to ensure the normal operation of the device.
Selection suggestions
When selecting a multi-channel peristaltic pump, the user should consider the display and communication parameters according to the actual needs. Here are some suggestions:
Select according to display requirements
If users need to monitor key parameters such as flow and speed in real time, it is recommended to select a peristaltic pump equipped with an LCD display that supports flow and speed display on the same screen.
Select according to communication requirements
If the user needs to communicate with the host computer or other devices for remote communication and data transmission, it is recommended to select a peristaltic pump equipped with RS485 interface and supporting the Modbus protocol.
Consider scalability
When selecting a communication interface, consider its scalability. For example, select a peristaltic pump that supports a variety of communication interfaces and protocols, so that it can be expanded and upgraded in the future according to actual needs.
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