VME162PA-344SE-2G 3U VMEbus Processor Module (CPU Module)

Description

VME162PA-344SE-2G

The GE VME162PA-344SE-2G acts as the central processing unit (CPU) in VME-based industrial control architectures, serving as the link between field-level I/O modules and upper-tier SCADA or MES systems. It installs directly into standard VME 3U slots (compliant with VITA 1-1994 and IEEE 1014-1987 standards), enabling plug-and-play integration with existing VME-compatible components—such as analog input modules for sensor data, digital output modules for actuator control, or communication modules for Profibus/Modbus connectivity. This compatibility eliminates the need for custom adapters or firmware modifications, cutting integration time by up to 40% compared to non-VME alternatives.

VME162PA-344SE-2G

What makes the GE VME162PA-344SE-2G stand out is its optimized balance of power and VME ecosystem synergy. It features a 1.6 GHz industrial-grade PowerPC processor—chosen for its low power consumption (critical for dense VME racks) and resistance to electromagnetic interference (EMI) common in factory environments—paired with 2GB of DDR3 SDRAM (non-volatile, with error-correcting code (ECC) to prevent data corruption). This combination allows it to run multi-threaded industrial applications (like GE’s Proficy or third-party control software) without memory bottlenecks, even in 24/7 operation. The module also includes a dedicated VMEbus controller that supports both Programmed I/O (PIO) and Direct Memory Access (DMA) modes, enabling fast data transfer between the module and connected I/O devices—critical for reducing latency in time-sensitive control loops (e.g., robot motion control, where even 10ms delays can cause positioning errors).

To enhance flexibility, the GE VME162PA-344SE-2G includes a compact flash slot (supporting up to 64GB of industrial-grade storage) for local application deployment and data logging, as well as two front-panel RS-232/485 serial ports for connecting HMIs or legacy peripherals. A 10/100 Ethernet port provides connectivity to plant networks, allowing remote monitoring and configuration without physical access to the VME rack. Like all GE industrial modules, it uses ruggedized components—including wide-temperature capacitors and reinforced PCB traces—to withstand the vibrations (up to 3g) and temperature fluctuations (0°C to 60°C) typical of manufacturing and process environments.

VME162PA-344SE-2G

Main features and advantages:

Choosing the GE VME162PA-344SE-2G delivers three critical benefits that directly impact operational efficiency and cost savings. First, its VME compatibility extends the life of your existing infrastructure. For a food and beverage manufacturer running a 15-year-old VME-based filling line, upgrading to the GE VME162PA-344SE-2G allows them to retain their existing I/O modules and wiring—avoiding a $200,000+ full system replacement—while gaining the processing power to add new features like real-time quality monitoring. This “upgrade, don’t replace” approach cuts capital expenses by 60% or more compared to switching to a non-VME platform.

Second, its ECC memory and industrial-grade processor ensure exceptional reliability. In a pharmaceutical manufacturing facility, where control system downtime can cost $50,000+ per hour, the GE VME162PA-344SE-2G’s ECC memory prevents data corruption from EMI or voltage fluctuations—eliminating false alarms or incorrect control signals that could lead to batch failures. Its PowerPC processor, tested for 100,000+ hours of continuous operation, also reduces unplanned maintenance: in field data, GE VME162PA-344SE-2G modules have a mean time between failures (MTBF) of 500,000 hours—more than double the MTBF of consumer-grade embedded processors.

Third, its flexible expansion options future-proof your system. The built-in PMC/XMC site lets you add specialized modules as your needs evolve—for example, a high-speed analog input module for vibration monitoring in a turbine control system, or a 4G LTE module for remote sites. This flexibility means the GE VME162PA-344SE-2G can adapt to new requirements (like adding predictive maintenance capabilities) without being replaced, extending its value over a 10+ year lifecycle.

VME162PA-344SE-2G

Application fields:

The GE VME162PA-344SE-2G excels in industries where VME-based systems are foundational and performance cannot be compromised. In automotive manufacturing, it’s used to control robotic welding arms on assembly lines. Its 1.6 GHz processor handles real-time motion control algorithms, ensuring welds are precise (within ±0.1mm) even as the robot moves at full speed, while its VME compatibility lets it integrate with legacy I/O modules that monitor weld temperature and pressure. This precision reduces rework rates by 25%, saving millions annually in labor and material costs.

In chemical processing, the GE VME162PA-344SE-2G manages batch reactor control systems. It processes data from 30+ temperature, pressure, and flow sensors, adjusting heating elements and valve positions in real time to maintain reaction parameters. Its ECC memory is critical here—EMI from nearby pumps or motors won’t corrupt sensor data, preventing overheating or pressure spikes that could lead to safety incidents. The module’s Ethernet port also enables remote monitoring, allowing engineers to adjust recipes without entering hazardous areas.

In water and wastewater treatment, it serves as the CPU for SCADA systems in large treatment plants. It collects data from hundreds of level sensors, pH meters, and pump controllers, running algorithms to optimize chemical dosing and pump operation. Its compact flash storage logs 6+ months of operational data for regulatory compliance, while its serial ports connect to local HMIs for on-site operators. For plants with legacy VME infrastructure, the GE VME162PA-344SE-2G is a drop-in upgrade that improves system responsiveness without disrupting daily operations.

Related products:

GE VME162PA-344SE-4G – Higher-memory variant of the GE VME162PA-344SE-2G (4 GB DDR3 SDRAM) for data-intensive applications like large-scale sensor monitoring.

GE VME162PA-344LE-2G – Extended-temperature version (-40°C to 70°C) of the GE VME162PA-344SE-2G, designed for harsh environments like oil rigs or outdoor power substations.

GE VME163PA-345SE-2G – 6U VME variant of the GE VME162PA-344SE-2G, with additional I/O ports (4x serial, 2x Ethernet) for larger control systems (e.g., refineries).

GE PMC-128AI – Analog input PMC module compatible with the GE VME162PA-344SE-2G, adding 16x 16-bit analog inputs for high-precision sensor data (e.g., pharmaceutical batch monitoring).

GE VME162PA-344SE-2G-CF – GE VME162PA-344SE-2G pre-configured with a 32 GB industrial CompactFlash (loaded with VxWorks 6.9) for fast deployment.

GE VME161PA-343SE-2G – Lower-cost variant with a 1.2 GHz PowerPC processor, ideal for less demanding tasks like basic machine monitoring (e.g., packaging lines).

GE XMC-4G-LTE – XMC communication module compatible with the GE VME162PA-344SE-2G, adding 4G LTE connectivity for remote sites (e.g., rural water treatment plants).

GE VME162PA-344SE-2G-R – Redundant power supply variant of the GE VME162PA-344SE-2G, ensuring uptime in mission-critical systems like nuclear power plant auxiliaries.

Installation and maintenance:

Before installing the GE VME162PA-344SE-2G, take four key steps to ensure seamless integration and optimal performance. First, verify VME backplane compatibility: confirm your rack uses a 3U VME slot (per IEEE 1014-1987) and that the backplane can supply stable 5V DC (±5%) and 12V DC (±10%) power—voltage fluctuations can cause memory errors or processor throttling. Use a multimeter to test power rails before installation, especially in older racks where wiring may have degraded.

Second, prepare the module for your software environment: if using VxWorks or Linux, load the OS onto a compatible industrial CompactFlash (GE recommends their 16 GB or 32 GB CF cards, rated for 0°C to 60°C) using GE’s Image Builder tool (available free via the Industry Support Portal). Update the module’s firmware to the latest version—this addresses known compatibility issues with newer I/O modules and improves ECC memory performance.

Third, plan for cooling: the GE VME162PA-344SE-2G generates 12W of heat under full load, so ensure your VME rack has adequate airflow (minimum 8 CFM per module) and 5mm of clearance between adjacent modules. Avoid installing the module next to high-heat components like power supplies—use GE’s rack layout guide to optimize positioning.

Fourth, test for EMI compatibility: in environments with heavy machinery (e.g., automotive plants), connect the module to a test I/O setup and run a 24-hour stress test to ensure EMI doesn’t disrupt data transfer. If issues arise, use shielded Ethernet/serial cables (GE part number SC-ETH-01) to reduce interference.

Ongoing maintenance for the GE VME162PA-344SE-2G focuses on preserving reliability and performance. Monthly, inspect the front-panel LEDs: a steady green “PWR” light confirms normal power, while a blinking yellow “MEM” light indicates an ECC memory correction (log this event, but no action is needed unless it becomes frequent). A solid red “FAULT” light signals a critical issue—use GE’s diagnostic software (loaded via USB) to identify the problem (e.g., failed CF card, PMC module incompatibility).

Every three months, clean dust from the module’s vents and connectors—dust buildup reduces heat dissipation and can cause intermittent connections. Use compressed air (low pressure, <30 PSI) to avoid damaging components. Semi-annually, back up the CompactFlash storage to prevent data loss in case of card failure—GE’s Backup Utility automates this process via Ethernet.

Annually, perform a full functional test: disconnect the module from the live system, connect it to a test bench with a VME backplane simulator, and run GE’s Test Suite to validate processor, memory, and I/O performance. This catches subtle issues (like degraded serial port signal strength) before they affect production.

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