SPECIFICATIONS
Part No.: IS215VCMHIH2B
Manufacturer: General Electric
Country of Manufacture: United States of America (USA)
Span: 0.3532 to 4.054 V
Temperature: -30 to +65 oC
Technology:Surface mount
Product Type: Communication Interface Board
Availability: In Stock
Series: Mark VI
Functional Description
IS215VCMHIH2B is a Communication Interface Board developed by GE. It is a part of the Mark VI control system. The VCMI serves as the linchpin of communication within the system architecture, facilitating crucial connections between the controller, the I/O boards, and the overarching system control network, IONet. Beyond its role in data transmission, the VCMI also assumes responsibility for monitoring and managing the internal power supply buses and diagnostic signals from the power distribution module (PDM). Here's an in-depth expansion of its functionalities:
Communication Interface and Integration
- At its core, the VCMI acts as the communication conduit, seamlessly linking the controller with the I/O boards dispersed throughout the system.
- Moreover, it serves as the gateway to the system control network, IONet, enabling centralized control and coordination of system-wide operations. Through robust communication protocols and interfaces, the VCMI ensures efficient data exchange, facilitating real-time monitoring, control, and management of system components.
Power Supply Monitoring and Alarm Management
- An integral aspect of the VCMI's functionality is the monitoring and management of internal power supply buses.
- Continually monitors the 5 V, 12 V, 15 V, and 28 V power supply buses, promptly alerting operators to any deviations from predefined thresholds. Alarm settings for these power supplies are configurable, typically set at 3.5% for most supplies, except for the 28 V supplies, which are set at 5.5%.
- By promptly detecting variations in power supply voltages, the board helps prevent potential disruptions and ensures the reliability and stability of system operations.
Diagnostic Signal Monitoring from the Power Distribution Module (PDM)
- In addition to power supply monitoring, the component is equipped to monitor diagnostic signals from the power distribution module (PDM).
- These signals, transmitted through connector J301, include critical parameters such as ground fault and over/under voltage on the P125 V bus.
- Furthermore, the VCMI monitors two differential ±5V dc analog inputs, P28A and PCOM, intended for external monitoring circuits, along with digital inputs. By monitoring these diagnostic signals, the VCMI provides operators with valuable insights into the health and status of the power distribution system, enabling proactive maintenance and troubleshooting.
Features
- Board Specifications: It is a 6U high VME (Versa Module Eurocard) board, designed to adhere to the VMEbus standard for industrial computing systems. It measures 6U in height, which corresponds to approximately 8.75 inches, and has a width of 0.787 inches, providing compatibility with standard VME chassis and backplanes.
- Processor: At the heart of the board lies the Texas Instruments TMS320C32, a powerful 32-bit digital signal processor (DSP). Renowned for its high-performance computing capabilities, the TMS320C32 is specifically tailored for digital signal processing tasks, making it well-suited for real-time applications such as data acquisition, audio processing, and telecommunications.
- Memory Configuration: Equipped with dual-port memory, featuring a total capacity of 32 Kbytes in a 32-bit transfer configuration. This dual-port memory architecture allows for simultaneous access by both the processor and external devices, facilitating efficient data exchange and parallel processing.
- SRAM (Static Random-Access Memory): Incorporates 64k x 32 SRAM, providing fast and reliable data storage and retrieval for computational tasks. With a capacity of 64 kilobytes and a width of 32 bits, the SRAM offers ample space for storing temporary variables, intermediate results, and program instructions, ensuring smooth execution of DSP algorithms.
- Flash Memory: 128k x 8 flash memory, offering non-volatile storage for program code, configuration data, and firmware updates. With a capacity of 128 kilobytes and a width of 8 bits, the Flash memory provides persistent storage capabilities, enabling the board to retain critical data even during power cycles or system resets.
The WOC team is always available to help you with your Mark VI requirements. For more information, please contact WOC.
Frequently Asked Questions
What is IS215VCMHIH2B?
It is a communication interface board developed by GE under the Mark VI series.
What role does the VCMI serve in the control and I/O racks?
It functions as the VME bus master within the control and I/O racks, overseeing communication and coordination between various boards and terminal boards. It manages the identification (IDs) of all boards in the rack, ensuring proper configuration and operation.
How does the VCMI manage board IDs in the rack?
The board is responsible for assigning and managing unique IDs for each board installed in the rack, as well as their associated terminal boards. This ID management ensures proper addressing and communication between components within the system.
