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Home > Electrical & Electronics > Electrical Control System > ABB KVC758A124 Ethernet CIU Transmission Module

ABB KVC758A124 Ethernet CIU Transmission Module

ABB KVC758A124 Ethernet CIU Transmission Module photo-1

ABB KVC758A124 Ethernet CIU Transmission Module photo-2

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

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Material:

Other, Global universal model

Condition:

Other, Global universal model

Task:

Other, Global universal model

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Guizhou Yuanmiao Automation Equipment Co., Ltd.

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Port of Shipment:

China

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Delivery time depends on order quantity.

Product Details
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Material Other, Global universal model

Condition Other, Global universal model

Task Other, Global universal model

Mathematical Model Other, Global universal model

Signal Other, Global universal model

Customized Non-Customized

Structure Other, Global universal model

Power Supply 24V DC

Operating Temperature -25℃ to 70℃

Dimensions 120mm×110mm×180mm

Overview

ABB 3BHE021951R0124 is a high-performance industrial-grade analog input module belonging to ABB's trusted S800I/O series. It plays a key role as a "signal bridge" in industrial automation systems, specifically responsible for the accurate acquisition and efficient conversion of various on-site analog signals.

This module can convert continuously changing physical quantities such as temperature, pressure, flow, and liquid level (these physical quantities are first converted into electrical signals by sensors) into digital signals, which are then reliably transmitted to PLCs (Programmable Logic Controllers) or DCSs (Distributed Control Systems). With its high-precision data acquisition capability and stable operation performance, it provides solid data support for precise decision-making and efficient monitoring of control systems. It is an indispensable core component in the field of industrial automation and is widely and importantly used in automation systems in many industries such as chemical engineering, electric power, metallurgy, and water treatment.

Functional Features

Wide Signal Compatibility: It supports the input of multiple standard analog signals and can be directly connected to various on-site instruments such as temperature transmitters, pressure sensors, liquid level meters, and flow meters without complex modifications to the module. This greatly enhances the applicability and flexibility of the module in different application scenarios and reduces the difficulty and cost of system integration.
High-Precision Data Acquisition Capability: The 16-bit high resolution and ±0.1% measurement accuracy enable it to accurately capture subtle changes in signals. For example, in chemical production, it can accurately monitor small fluctuations in the temperature inside the reactor, providing accurate data basis for the control system to adjust reaction conditions in a timely manner.
Powerful Anti-Interference Design: In addition to excellent isolation performance, the module also adopts advanced electromagnetic compatibility (EMC) design, which can effectively resist strong electromagnetic interference generated by equipment such as motors, frequency converters, and electric welders in industrial sites. It ensures stable acquisition and transmission of signals in complex electromagnetic environments, guaranteeing the normal operation of the system.
Guarantee of Real-Time Data Transmission: The combination of high sampling rate and efficient communication capability ensures that the collected on-site signals can be transmitted to the control system in real-time and accurately. This enables the control system to timely grasp the on-site operating status, quickly respond to various changes, improves the timeliness and effectiveness of control, and helps avoid production accidents caused by data lag.
Convenient Fault Diagnosis Mechanism: Each channel is equipped with an independent status LED indicator. The on/off status of the indicator can visually show the working status of each channel, such as normal signal input and abnormal signal. At the same time, the module is also equipped with overall power, communication, and fault indicators. Combined with the controller system, it can monitor the overall operating status of the module in real-time and read detailed fault information (such as channel short circuit, signal over-range, etc.), facilitating maintenance personnel to quickly locate and troubleshoot faults, greatly shortening the fault handling time and improving system availability.

Technical Parameters

Input Channel Configuration: Equipped with 16 independent analog input channels. This multi-channel design can meet the needs of simultaneous acquisition of multiple signals in industrial sites. It supports a variety of signal types, including 4-20mA, 0-20mA current signals, and 0-10V, -10-10V voltage signals. It can perfectly adapt to most on-site instruments such as temperature transmitters, pressure sensors, and flow meters on the market without the need for additional signal conversion equipment.
Measurement Accuracy Performance: The resolution reaches 16 bits, which means it can capture extremely small signal changes. The measurement accuracy is as high as ±0.1% FS (full scale), ensuring that the collected data is highly accurate and reliable, providing high-quality raw data for the control system.
Sampling and Response Capability: The maximum sampling rate of each channel is 100Hz, which can quickly capture the dynamic changes of on-site signals and accurately record parameters that change rapidly (such as instantaneous pressure fluctuations). At the same time, the module has a fast response speed and can process and transmit the collected signals in a timely manner.
Isolation and Protection Performance: Advanced optoelectronic isolation technology is adopted between channels and between channels and the backplane, with an isolation voltage of up to 2.5kV. This strong isolation capability can effectively suppress common-mode interference and differential-mode interference common in industrial sites, avoiding mutual interference between different signals and ensuring the stability and accuracy of signal acquisition.
Power Parameter Specifications: The working power supply is 24V DC, which meets the standard power supply requirements of industrial sites. The rated power consumption is about 8W, which is a low-power device, helping to reduce the overall energy consumption of the system. The power supply fluctuation adaptation range is ±10%, which can cope with the unstable power supply voltage in industrial sites to a certain extent and ensure the stable operation of the module.
Environmental Adaptability: The operating temperature range is -25℃ to 70℃, allowing it to work normally even in cold or hot industrial environments; the storage temperature range is -40℃ to 85℃, facilitating storage under different conditions. The relative humidity is 5%-95% (non-condensing), enabling it to adapt to humid environments. In addition, it has good anti-vibration performance (10-500Hz, 1g acceleration) and anti-impact performance (25g, 11ms), and can operate reliably in industrial scenarios with vibration and impact (such as machinery factories and metallurgical workshops).
Physical and Installation Characteristics: The size is approximately 120mm×110mm×180mm, with a compact overall structure and a weight of about 0.9kg. It adopts a standardized DIN rail mounting method, which can be easily installed in standard control cabinets. It is well compatible with other modules in the S800I/O series, facilitating system expansion and upgrading.
Communication Interface Configuration: It communicates with the controller through the S800I/O bus and supports redundant communication configuration. This design greatly improves the reliability of data transmission. Even if one communication link fails, the other link can still ensure the normal transmission of data. The communication rate is 12Mbps, which can meet the data transmission speed requirements of industrial control systems.

Application Fields

Chemical Process Control: In large-scale chemical production plants, this module performs well. It can accurately collect key analog signals such as temperature, pressure, liquid level in the reactor, and flow of raw materials and products in pipelines, and transmit these signals to the DCS system in real-time. Based on these data, the DCS system automatically adjusts parameters such as feed rate, heating power, and stirring speed to ensure that chemical reactions are carried out under preset optimal process conditions, guaranteeing the stable quality of chemical products and timely detecting abnormalities and taking measures to avoid safety accidents.
Power System Monitoring: In the auxiliary systems of power plants and substations, the module plays an important role. It can collect various parameters such as the speed and bearing temperature of steam turbines, the steam pressure, water level, and furnace temperature of boilers, as well as the output current, voltage, and power of generators. After these data are transmitted to the monitoring system, operators can grasp the operating status of power equipment in real-time, timely detect potential faults of equipment (such as excessive bearing temperature and abnormal pressure), so as to arrange maintenance in advance, ensure the safe and stable operation of generator sets, and improve the reliability of power supply.
Metallurgical Production Control: In the smelting process of iron and steel and non-ferrous metals, the module is used to collect key parameters such as the temperature inside the furnace, furnace pressure, the liquid level of molten steel or melt, and the conveying flow of raw materials. These data provide important decision-making basis for the PLC system. The system accurately controls links such as heating intensity, raw material feeding amount, and smelting time in the smelting process based on these data, ensuring that the smelted products meet quality standards and improving the efficiency and product qualification rate of metallurgical production.
Water Treatment Monitoring and Management: In waterworks, the module can collect water quality parameters such as turbidity, pH value, and dissolved oxygen content of the water source, as well as signals such as the liquid level of sedimentation tanks, the pressure of filter tanks, and the water level of clear water tanks during the treatment process; in sewage treatment plants, it can monitor parameters such as COD (Chemical Oxygen Demand), BOD (Biochemical Oxygen Demand), sludge concentration, and the flow of treated effluent. These data assist the control system in automatically adjusting the dosage, water pump speed, valve opening, etc., realizing the automatic adjustment of the water treatment process, ensuring that the effluent quality meets the standards, and also improving water treatment efficiency and reducing operating costs.
Environmental Monitoring Field: In industrial waste gas and wastewater discharge monitoring systems, the module can collect analog signals such as the concentration of pollutants like sulfur dioxide and nitrogen oxides in waste gas, as well as the pH value, suspended solids concentration, and discharge flow of wastewater. These data are transmitted to the environmental monitoring center in real-time. The monitoring center can conduct real-time monitoring of pollutant discharge. When the pollutant concentration exceeds the standard, it can send an early warning signal in a timely manner, so that relevant departments can take measures to deal with it and reduce environmental pollution.