MVME-147A

Description

1. Parameter Specifications

• Processor: The MVME – 147A is powered by a Motorola 68020 processor. It typically operates at a clock speed of 16 MHz or 25 MHz, providing sufficient processing power for a variety of real – time applications.
• Memory:
  • RAM: It comes with a standard 1 MB of static RAM (SRAM), which can be expanded up to 4 MB. The SRAM offers fast data access, enabling quick execution of programs and handling of real – time data.
  • ROM: There is 512 KB of EPROM or EEPROM for storing the boot code, operating system, and application software. This non – volatile memory ensures that the system can boot up and run even after a power cycle.
• I/O Interfaces:
  • Serial Ports: It has two serial ports, RS – 232, which are commonly used for communication with external devices such as terminals, sensors, and other serial – based equipment. These ports support various baud rates, allowing for flexible communication configurations.
  • Parallel Port: A parallel port is available for high – speed data transfer with other devices that support parallel communication. This can be useful for applications that require rapid data exchange, such as data acquisition systems.
  • VME Bus Interface: The MVME – 147A features a VMEbus interface, which is a high – performance backplane bus standard. This interface allows for easy integration with other VME – compatible modules, enabling the construction of complex multi – processor systems.
• Power Supply: The module operates on a 5V DC power supply with a power consumption of around 10 – 15W, which is relatively energy – efficient for its processing capabilities.

2. Applications

• Industrial Automation: In manufacturing plants, the MVME – 147A is used for controlling and monitoring industrial processes. For example, in a chemical plant, it can control the operation of pumps, valves, and reactors. It can receive data from sensors that measure temperature, pressure, and flow rate, and then send control signals to adjust the process parameters.
• Military and Aerospace: In military and aerospace applications, the MVME – 147A is used for avionics systems, missile guidance systems, and military communication systems. Its reliability and real – time processing capabilities make it suitable for these critical applications where high performance and dependability are required.
• Test and Measurement: In test and measurement laboratories, the MVME – 147A can be used for data acquisition and analysis. It can collect data from various sensors and instruments, and then process and analyze the data to provide accurate test results.

3. Weight and Dimensions

• Weight: The MVME – 147A weighs approximately 1.2 kg. Its weight is manageable for installation and maintenance, especially when it needs to be installed in a rack – mounted system.
• Dimensions: It has dimensions of around 200 mm in length, 160 mm in width, and 40 mm in height. These compact dimensions allow it to be easily installed in standard VMEbus racks, which are commonly used in industrial and military applications.

4. Features

• Compact Design: The small form factor of the MVME – 147A makes it suitable for applications where space is limited. It can be easily integrated into existing systems without taking up excessive space.
• Versatile I/O Interfaces: The multiple I/O interfaces provide flexibility in connecting to different types of devices and systems. This allows for seamless integration into various industrial, military, and test – measurement applications.
• Real – Time Processing: The Motorola 68020 processor enables real – time processing of data, which is crucial for applications that require immediate response to changing conditions, such as control systems and monitoring systems.

5. Stability and Reliability

• Robust Construction: The MVME – 147A is built with a durable housing that can withstand harsh environmental conditions, including high temperatures, humidity, dust, and mechanical vibrations.
• Quality Components: It uses high – quality electronic components that are selected for their reliability and long – term performance. These components are tested rigorously to ensure they can operate under extreme conditions.
• Redundancy Options: Although not always standard, in some critical applications, redundancy options can be implemented. For example, redundant power supplies and communication paths can be set up to ensure continuous operation in case of a component failure.

6. Real – World Examples

• Aircraft Avionics System: In an aircraft avionics system, the MVME – 147A is used for flight control and navigation. It receives data from various sensors, such as gyroscopes, accelerometers, and GPS receivers. Based on this data, it calculates the flight parameters and sends control signals to the aircraft’s actuators, such as ailerons, elevators, and rudders. The real – time processing capabilities and reliability of the MVME – 147A are essential for the safe operation of the aircraft.
• Industrial Process Control in a Steel Mill: In a steel mill, the MVME – 147A is used to control the temperature and pressure in a blast furnace. It receives data from temperature and pressure sensors installed in the furnace and then sends control signals to the burners and valves to maintain the optimal operating conditions. The stable performance of the MVME – 147A ensures the efficient production of steel and reduces the risk of equipment failure.