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Room 1501, Caoyang Business Building, 889 Zhongjiang Road, Putuo District, Shanghai
Shanghai Weitelui Industrial Development Co., Ltd
Room 1501, Caoyang Business Building, 889 Zhongjiang Road, Putuo District, Shanghai
Spot German Kracht flowmeter VCA 2 U4 F4 R1 SH
GermanyStrengthThe company's flowmeter products are renowned in the industrial field for their high precision, high reliability, and wide applicability.VCA 2 U4 F4 R1 SHThe model flowmeter is a typical product of the company. The following will provide a comprehensive analysis from the aspects of model meaning, technical parameters, structural characteristics, working principle, applicable scenarios, and maintenance
Analysis of Model Meaning
VCA 2 U4 F4 R1 SHThe model consists of multiple parts, each letter and number representing a specific technical parameter or functional feature
VCAProduct series code, representingStrengthThe company's series of volumetric flow meters adopts the positive displacement principle and is suitable for precise measurement of liquid flow rate
2Specification code, usually related to the nominal diameter or flow range of the flowmeter, here“2”Indicate the basic specifications and models of the flowmeter, corresponding to specific flow measurement ranges and structural dimensions
U4Installation method and connection standards,“U”It may represent a specific installation form (such as flange connection, threaded connection, etc.),“4”May indicate connection size or standard code
F4: Material code,“F”Usually represents the material of the flow component of the flowmeter,“4”May correspond to specific material grades, such as stainless steel (e.g316L)Or other corrosion-resistant alloy materials to ensure the corrosion resistance and service life of the flowmeter in different media environments
R1Output signal type and interface,“R”May indicate the type of output signal, such as pulse signal, analog signal(4-20mA)Wait, wait,“1”May represent the specifications or circuit configuration of the signal interface, used for data transmission with control systems or display instruments
SHSpecial function or option code, which may indicate that the flowmeter has a certain special function, such as high temperature adaptation, high pressure adaptation, explosion-proof certification (such asATEXCertification or other customized options
Detailed explanation of technical parameters
VCA 2 U4 F4 R1 SHThe technical parameters of a flowmeter are the core manifestation of its performance
parameter category |
Parameter Description |
Measuring principle |
Volumetric measurement (positive displacement principle) calculates flow rate by measuring the number of times a fluid is filled and discharged within a certain volume, with high accuracy and good repeatability |
flow range |
Usually based on the specification code“2”Determine, for example, possible coverage0.1-100 L/minOr other specific ranges, please refer to the product manual for details, which can meet the flow measurement needs under different working conditions |
accuracy class |
Generally achievable±0.1%~±0.5% FS(Full range), the high-precision version may be higher to ensure precise monitoring of flow in industrial process control |
work pressure |
According to the pressure rating options in the model, it may be suitable for medium to high pressure conditions, with high working pressures up to100 barOr higher, specific details need to be confirmed“SH”Does the option include high voltage adaptation |
Operating Temperature |
The material and sealing material of the overcurrent components determine their operating temperature range and are usually adaptable-20℃~120℃Or higher temperature, special material options can be extended to moreharshtemperature environment |
Media compatibility |
based on“F4”Material code, suitable for various liquid media such as hydraulic oil, lubricating oil, diesel, water ethylene glycol, etc., with good corrosion resistance and chemical stability |
output signal |
“R1”The output signal represented may be a pulse signal (such asNPN/PNPOutput) or analog signal(4-20mA), convenient andPLCTheDCSIntegrate the control system to achieve real-time collection and monitoring of traffic data |
connection method |
“U4”Corresponding installation connection method, such as flange connection (compliant with)DINTheANSIThe connection size should match the pipeline system to ensure the sealing and stability of the installation, using standard or threaded connections |
structural characteristics
VCA 2 U4 F4 R1 SHFlow meters have the following characteristics in structural design
Sturdy main structure
Using high-strength metal materials (such as“F4”Made of stainless steel material, it can withstand high working pressure and harsh industrial environments, extending the service life of equipment
Precise measuring unit
Internally, it usually contains gears, pistons, or other volumetric measuring elements that have been precision machined to ensure accurate measurement and reduce measurement errors when fluids pass through
Excellent sealing performance
Using high-quality seals (such as fluororubber, nitrile rubber, etc.) to prevent fluid leakage, while adapting to different media and temperature conditions, ensuring measurement accuracy and system safety
compact design
The overall structure is compact, occupying little installation space, making it easy to integrate and install in various industrial equipment and pipeline systems
modular design
Some components adopt modular design, such as signal output modules, connection interfaces, etc., which are easy to maintain and replace, reducing maintenance costs in the later stage
working principle
VCA 2 U4 F4 R1 SHThe flowmeter works based on the principle of volumetric measurement
Fluid entering measurement chamber: When the measured liquid flows through the flowmeter, it enters the measurement chamber of the flowmeter under the action of fluid pressure
Volumetric measurement: measuring the rotational or reciprocating motion of volumetric components (such as gear pairs, pistons, etc.) inside a chamber under the push of fluid, dividing continuous fluid into fixed volumes“unit”
Signal conversion: As the measuring element moves, the number of movements of the element is converted into electrical signals (such as pulse signals) through mechanical or electromagnetic means (such as magnetic coupling, photoelectric sensors, etc.), with each pulse corresponding to a certain fluid volume
Flow calculation: External display instruments or control systems receive pulse signals, calculate instantaneous flow and cumulative flow based on the number of pulses and pulse equivalent (volume corresponding to each pulse), and display or further process them
The advantage of a volumetric flowmeter is that its measurement accuracy is not affected by changes in fluid viscosity, density, and other parameters (within a certain range). It is suitable for measuring high viscosity media and has good repeatability and stability
Applicable scenarios
VCA 2 U4 F4 R1 SHFlow meters rely on their performance characteristics
Hydraulic and lubrication system: used to monitor the flow of hydraulic oil in the hydraulic system, ensure the normal operation of the system, and prevent equipment failure caused by abnormal flow; In the lubrication system, the supply of lubricating oil can be accurately measured to ensure good lubrication of various components of the equipment
Petrochemical industry: suitable for flow measurement of various petroleum products and chemical raw materials, such as diesel, kerosene, various solvents, etc., to meet the measurement and control needs in the production process
Mechanical manufacturing: used in equipment such as machine tools and construction machinery to monitor the flow of fluids such as coolant and hydraulic oil, and to achieve monitoring and maintenance of equipment operation status
In the field of energy, precise measurement of fluid flow in systems such as fuel delivery and lubricant circulation helps optimize energy consumption and equipment operating efficiency
Ship and Ocean Engineering: Suitable for harsh environments on ships, used for flow measurement of power systems, hydraulic systems, etc., to ensure the safe and reliable operation of ship equipment
Maintenance suggestions
to ensureVCA 2 U4 F4 R1 SHThe long-term stable operation and measurement accuracy of the flowmeter require regular maintenance and upkeep
Regular cleaning: Based on the cleanliness level of the medium, the interior of the flowmeter should be cleaned regularly to remove any impurities or deposits that may accumulate, and to avoid blockages or wear on the measuring components. When cleaning, it is necessary to disassemble and install according to the requirements of the product manual to avoid damaging precision components
Check sealing: Regularly inspect the sealing condition at the connection interface. If any leaks are found, replace the seals in a timely manner to ensure that the system is leak free and prevent medium loss and measurement errors
Signal inspection: Check whether the output signal is normal. The accuracy and stability of the pulse signal or analog signal can be detected by connecting testing equipment (such as multimeter, oscilloscope) to ensure normal communication with the control system
Lubrication maintenance: For components that require lubrication (such as bearings, gears, etc.), regularly add or replace lubricants according to the requirements of the product manual to ensure smooth operation of the components and reduce wear and tear
Regular calibration: To ensure measurement accuracy, it is recommended to calibrate the flowmeter regularly (such as every year or every six months). It can be sent to a professional metrology institution or calibrated using a standard device to ensure that its error is within the allowable range
Pay attention to medium compatibility: When replacing the measured medium, it is necessary to confirm the compatibility between the new medium and the material of the flow meter's overcurrent components to avoid corrosion or damage caused by incompatible materials
GermanyStrengthflow meterVCA 2 U4 F4 R1 SHIt is a high-performance and highly reliable volumetric flowmeter. Through a comprehensive analysis of its model meaning, technical parameters, structural characteristics, working principles, applicable scenarios, and maintenance, its advantages in the field of industrial flow measurement can be seen. It is suitable for precise measurement of various liquid media and widely used in industries such as hydraulic, lubrication, petrochemical, and mechanical manufacturing. In practical applications, users should choose the appropriate model based on specific working conditions and follow maintenance recommendations to ensure the long-term stable operation and accurate measurement of the flowmeter.VCA 2 FB R1
VCA 2 FB P1
VCA 2 FC R1
VCA 2 FC RIV
VCA 2 FC RIX - ATEX/IECEx
VCA 2 FC R2
VCA 2 FC P1
VCA 2 FB R1 /40
VCA 2 FC R1 /81
VCA 2 FC R1 /40
VCA 2 FC R1 /69
VCA 2 FC R1 /81
VCG 2 FC P2
VCG 2 FC P2X - ATEX/IECEx
VCN 0.04 FF R1
VCA 2 U4 F4 R1 SH
VCA 2 U4 F4 P1 SH
VCA 2 M5 F4 R1 SH
VCA 2 M5 F4 R1 VH
VCA 2 M5 F4 R1 XH
VCA 2 M5 F4 R2 SH
VCA 2 M5 F4 P1 SH
VCA 2 U4 F4 R1 SH /40
VCA 2 M5 F4 R1 S5H /81
VCA 2 M5 F4 R1 SH /40
VCA 2 M5 F4 R1 VV
VCA 2 M5 F4 R1 S5H /81
VCG 2 M1 F1 P2 SH
VCG 2 M1 F1 P2 XH
VCN 0,04 K2 F3 R1 SH
Spot German Kracht flowmeter VCA 2 U4 F4 R1 SH
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