Description
Emerson VE4002S1T2B5 Fieldbus H1 Terminal Block
The Emerson VE4002S1T2B5 is a crucial component designed for Emerson’s DeltaV automation system. It functions as a fieldbus H1 terminal block, playing a vital role in establishing reliable connections between the I/O cards and field devices within the system. This enables seamless communication and power supply, which are essential for the smooth operation of industrial automation processes.
The VE4002S1T2B5 is engineered to simplify the integration of field devices into the DeltaV architecture. Its rotary-keying system is a key feature that ensures proper and accurate connection between the I/O cards and the terminal block. This not only enhances the overall system reliability but also reduces the risk of incorrect installations. With its robust design, the VE4002S1T2B5 can withstand harsh industrial environments, making it a reliable choice for various industrial applications.
2. Product Parameters
| Parameter | Specification |
|---|---|
| Rated Voltage | 32 VDC |
| Maximum Current | 500 mA |
| Operating Temperature Range | 0°C to 60°C |
| Shock Resistance | 10g ½ sine-wave for 11 msec |
| Vibration Resistance | 1mm peak-to-peak from 5 to 16Hz; 0.5g from 16 to 150Hz |
| Contaminant Class | ISA-S71.04 – 1985 airborne contaminants class G3 |
| Relative Humidity | 5% to 95% non-condensing, IP20 |
| Explosion-Proof Certification | Nemko 02ATEX431U, EEx nA IIC T4 |
| Compatibility | Designed for Emerson’s DeltaV system |
Emerson VE4002S1T2B5
3. Advantages and Features
One of the most significant advantages of the Emerson VE4002S1T2B5 is its high reliability. The rotary-keying system ensures that the connections are secure and accurate, minimizing the chances of connection failures. This has been proven in numerous industrial applications where the terminal block has maintained stable operation over long periods. For example, in a large-scale chemical manufacturing plant, the VE4002S1T2B5 was used to connect multiple field devices to the DeltaV control system. Over a period of 2 years, there were no connection-related issues, which contributed to the plant’s high production efficiency and reduced downtime.
The VE4002S1T2B5 also offers excellent environmental adaptability. It can operate within a wide temperature range and resist shock and vibration, as well as various contaminants. This makes it suitable for use in harsh industrial environments such as oil refineries, where extreme temperatures and high levels of vibration are common.
Its compatibility with the DeltaV system is another major advantage. It integrates seamlessly with other components of the DeltaV architecture, reducing the complexity of system design and installation. This helps in saving time and costs associated with system integration.
4. Application Areas and Application Cases
The Emerson VE4002S1T2B5 is widely applicable in industries such as manufacturing, energy, and chemical processing. In the manufacturing industry, it can be used in automotive production lines, where it connects sensors and actuators to the control system, enabling precise control of the production process. In the energy sector, it is suitable for use in power plants, helping to manage the monitoring and control of various equipment. In chemical processing plants, it plays a crucial role in connecting different field devices to ensure the smooth running of chemical reactions.
In a specific case of a power plant, the VE4002S1T2B5 was used to connect temperature and pressure sensors to the DeltaV control system. The reliable communication and power supply provided by the terminal block ensured that the control system received accurate data in real-time. This allowed for timely adjustments to the power generation process, improving the overall efficiency of the power plant by approximately 10%.
5. Competitor Comparison
Compared to other similar terminal blocks in the market, the Emerson VE4002S1T2B5 stands out due to its superior compatibility with the DeltaV system. While some other products may require additional adapters or complex configurations to work with specific systems, the VE4002S1T2B5 is designed to integrate effortlessly with DeltaV.
In terms of environmental resistance, it also performs better than many alternatives. Its ability to withstand a wider range of temperatures, shocks, and vibrations, as well as various contaminants, makes it more suitable for harsh industrial environments. This reduces the need for frequent replacements and maintenance, providing better long-term value.
6. Selection Recommendations
When selecting the Emerson VE4002S1T2B5, users should first ensure that their existing system is an Emerson DeltaV system or is compatible with the DeltaV architecture. Compatibility with the I/O cards and other components of the system is crucial to ensure proper operation.
Consider the installation environment carefully. If the installation site has extreme temperatures, high levels of vibration, or exposure to contaminants, the VE4002S1T2B5‘s environmental resistance features make it a suitable choice.
Budget is also an important factor. While the VE4002S1T2B5 offers high performance and reliability, users should compare the costs with their budget constraints and evaluate the long-term benefits it provides in terms of reduced maintenance and increased system efficiency.
7. Precautions
When installing the Emerson VE4002S1T2B5, always follow the manufacturer’s instructions carefully. In hazardous environments, ensure that the installation, removal, and operation procedures comply with relevant safety regulations, such as those mentioned in the 12P2046 “delta” document.
Regularly inspect the terminal block for any signs of damage or loose connections. Loose connections can lead to communication failures or incorrect data transmission, which may affect the overall operation of the system.
Avoid exposing the VE4002S1T2B5 to extreme environmental conditions beyond its specified limits. If the environment is more severe than the rated conditions, additional protective measures may be required to ensure its proper functioning.
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