SPECIFICATIONS
Part Number: IS200TBQFH2A
Manufacturer: General Electric
Series: Mark VIe
Function: Analog Input Terminal Module
Availability: In Stock
Indicators: LEDs
Product type: PCB
Manual: GEH-6721
Country of Manufacture: United States (USA)
Functional Description
IS200TBQFH2A is a Analog Input Terminal Module designed and developed by GE. It is a part of Mark VIe Control system. An analog input termination module is used to terminate analog signals before they are fed into an analog-to-digital converter or analog processing circuits. The module ensures that the analog signals are accurately and reliably converted or processed without distortion or noise. When an analog signal is transmitted along a cable or through a trace on a printed circuit board (PCB), it can be susceptible to reflections and signal integrity issues. These problems can arise due to impedance mismatches between the source (the signal's origin) and the destination (the ADC or processing circuit). Termination is necessary to eliminate or minimize these issues.
System Processor Configurations
- The current controller configuration offers a direct Modbus interface, facilitating data exchange but concurrently introducing a significant challenge. This challenge arises from the additional strain placed on the controller due to serial interrupts that become necessary when incorporating serial communication paths. Recognizing the critical nature of this serial interrupt load, it's imperative to address this issue proactively. The reason being that this added burden could potentially impede the core functionality of the Mark VIe control system, thereby hindering its ability to effectively execute its primary control tasks.
- To counteract this potential performance bottleneck, a prudent approach is taken with the introduction of Modbus Slave functionality. This functionality has been carefully designed to provide enhanced flexibility and reliability, particularly when it comes to accommodating different communication pathways. Specifically, the Modbus Slave functionality extends support for both serial and Ethernet/TCP capabilities within the context of the Mark VIe Gateway Modbus. In contrast, for the Mark VIe Integrated Modbus, it exclusively offers Ethernet/TCP capability.
- This strategic distinction between the Mark VIe Gateway Modbus and the Mark VIe Integrated Modbus is rooted in the understanding that the operational efficiency and reliability of the Mark VIe control system are paramount. By granting the Modbus Slave functionality the capability to operate in both serial and Ethernet/TCP modes for the Gateway Modbus, a wider spectrum of communication avenues is accessible without overburdening the controller with excessive serial interrupts. This optimized approach ensures that the control system remains responsive and resilient, even when various communication channels are active.
- Furthermore, it's noteworthy that the Modbus Slave functionality's implementation entails certain specifics. For instance, in the context of the Mark VIe Gateway Modbus, the operation consistently occurs in simplex controller mode, omitting sequencing blocks. This architectural choice streamlines the operation, ensuring that the control system remains efficient and transparent in its function, thereby minimizing any complexities or points of failure.
Product Attributes
- Impedance Matching: The termination module provides impedance matching to ensure that the input impedance of the analog-to-digital converter (ADC) or the receiving circuit matches the characteristic impedance of the transmission medium (cable or PCB trace). This matching minimizes signal reflections and preserves signal integrity.
- Adjustable Termination: Some termination modules allow for adjustable termination impedance, allowing users to fine-tune the termination to match the specific requirements of their system and signal source.
- Differential and Single-Ended Support: The module may support both differential and single-ended analog signals, providing flexibility for different types of applications.
- Wide Frequency Range: To accommodate signals with varying frequencies, the termination module is designed to work effectively across a wide frequency range.
- Temperature Stability: A stable termination module maintains its performance across a range of operating temperatures, ensuring consistent signal quality in various environments.
Servers
- CIMPLICITY, servers play a pivotal role in the robust functioning of industrial systems. These servers serve as the backbone for collecting and managing data from the Universal Data Historian (UDH) while facilitating seamless communication with viewers. Here, we delve into the significance of servers in CIMPLICITY, exploring their essential functions and the advantages of redundancy.
- Data Collection and Management: CIMPLICITY servers act as dedicated data collectors, continuously gathering crucial information from the Universal Data Historian (UDH). The UDH serves as the repository for a treasure trove of historical data, encompassing vital records and insights from various industrial processes and equipment. Servers diligently aggregate this data, organizing it in a structured manner for real-time analysis, monitoring, and future reference.
- Communication Hub via the PDH: Apart from data collection, CIMPLICITY servers also function as communication hubs, utilizing the Plant Data Highway (PDH) to establish seamless connections with viewers. This communication network is essential for relaying critical information to operators, engineers, and decision-makers in real time. It ensures that the right data reaches the right people at the right time, facilitating informed decision-making and efficient response to evolving situations.
- Redundancy for Uninterrupted Operations: One of the standout features of CIMPLICITY servers is their ability to provide redundancy. Redundant servers offer an added layer of reliability and resilience to the system. In practical terms, this means that multiple servers can be deployed to work in tandem, and if one server encounters an issue or failure, the others seamlessly take over. This redundancy ensures uninterrupted communication with viewers even in the face of unexpected server failures.
- Optional Redundant Data Servers: While redundant servers are a powerful feature, it's important to note that redundant data servers are optional components within CIMPLICITY. These servers, when supplied and configured, provide an additional layer of data redundancy. In other words, they serve as backup repositories for historical data. If a primary data server experiences an issue or failure, redundant data servers ensure that historical data remains accessible and intact.
- Continuous Viewer Communication: The significance of redundancy becomes evident when considering the impact of server failures. In CIMPLICITY, even if a server fails, communication with viewers remains unbroken. This continuity ensures that operators and decision-makers can continue to access critical data and make informed choices, minimizing downtime and potential disruptions in industrial processes.
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FREQUENTLY ASKED QUESTIONS
What is IS200TBQFH2A?
It is a Analog Input Terminal Module designed and developed by GE.
What does the current controller configuration offer in terms of data exchange?
The current controller configuration provides a direct Modbus interface, facilitating the exchange of data between various components.
What is the challenge associated with this direct Modbus interface?
The challenge lies in the introduction of an additional strain on the controller due to serial interrupts that are necessary when integrating serial communication paths.
Why are serial interrupts considered critical?
Serial interrupts are crucial as they can potentially burden the controller to an extent that it might hinder the primary control functions of the Mark VIe control system.
