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GE VMIVME-4140 Product Specification
Product Overview：GE VMIVME-4140
The GE VMIVME-4140 is a high-performance 32-channel 12-bit analog output module designed for industrial automation and control systems. Engineered by General Electric (GE), a global leader in power and automation solutions, this module is part of the VMIVME product line, renowned for its reliability, precision, and compatibility with VMEbus-based systems. The GE VMIVME-4140 serves as a critical component in distributed control systems (DCS), enabling seamless integration of analog output signals into complex industrial processes across industries such as power generation, oil and gas, and manufacturing.
At its core, the GE VMIVME-4140 provides 32 independent analog output channels with 12-bit resolution, delivering precise control signals to actuators, valves, and other field devices. Each channel features a dedicated Digital-to-Analog Converter (DAC), ensuring high accuracy and minimal crosstalk between channels. The module supports software-selectable voltage ranges, including unipolar (0 to +10V, 0 to +5V, 0 to +2.5V) and bipolar (±2.5V, ±5V, ±10V), making it adaptable to diverse application requirements. With a maximum output current of 10 mA per channel and 0.8 Ω output impedance, the GE VMIVME-4140 ensures stable and reliable signal transmission even in challenging industrial environments.
In automation systems, the GE VMIVME-4140 acts as a bridge between digital control systems and analog field devices, translating digital commands into analog signals for precise process control. Its dual-buffered architecture allows for synchronous or asynchronous updates, ensuring smooth transitions between control states. The module also supports offline testing by disconnecting outputs from field wiring, simplifying maintenance and troubleshooting. By combining high-resolution analog output with advanced diagnostic capabilities, the GE VMIVME-4140 empowers industries to optimize process efficiency, reduce downtime, and enhance overall system performance.
Technical Specifications：GE VMIVME-4140
| Parameter Name | Parameter Value |
|---|---|
| Product Model | GE VMIVME-4140 |
| Manufacturer | General Electric (GE) |
| Product Type | 32-Channel 12-Bit Analog Output Module |
| Resolution | 12 bits |
| Output Voltage Ranges | Unipolar: 0–10V, 0–5V, 0–2.5V; Bipolar: ±2.5V, ±5V, ±10V |
| Output Current | 10 mA per channel |
| Output Impedance | 0.8 Ω |
| Communication Protocol | VMEbus |
| Power Supply | +5V DC ±5% (from VMEbus backplane) |
| Physical Dimensions | 233.4 mm (W) × 160 mm (H) × 16.5 mm (D) |
| Weight | 0.5 kg |
| Operating Temperature | 0°C to +55°C |
| Humidity | 5% to 95% non-condensing |
| Shock Resistance | 10 g (IEC 60068-2-27) |
| Vibration Resistance | 5–500 Hz, 2 g (IEC 60068-2-6) |
VMIVME-4140
Main Features and Advantages：GE VMIVME-4140
High-Precision Analog Output: The GE VMIVME-4140’s 12-bit resolution and dedicated DAC per channel ensure accurate and repeatable analog signal generation, critical for applications requiring tight process control, such as chemical reactors or turbine speed regulation.
Flexible Voltage Ranges: With software-selectable unipolar and bipolar voltage ranges, the module adapts seamlessly to diverse industrial scenarios, from low-power instrumentation to high-voltage control systems. This versatility reduces the need for external signal conditioning, simplifying system design and reducing costs.
Dual-Buffered Architecture: The module supports both asynchronous and synchronous updates, allowing users to choose between immediate signal changes or coordinated updates across multiple channels. This feature is particularly valuable in applications where timing synchronization is essential, such as robotics or multi-axis motion control.
Offline Testing Capability: The GE VMIVME-4140 enables outputs to be disconnected from field wiring for diagnostic purposes, facilitating quick fault isolation and maintenance without disrupting the entire system. This minimizes downtime and enhances operational efficiency.
Rugged Industrial Design: Built to withstand harsh environments, the module operates reliably in temperatures up to +55°C and resists shock and vibration. Its compact form factor (233.4 mm width) ensures easy integration into space-constrained control cabinets, while the VMEbus interface provides robust connectivity to host systems.
VMIVME-4140
Application Areas：GE VMIVME-4140
The GE VMIVME-4140 is widely deployed in industries where precise analog control and reliability are paramount:
-
Power Generation:
- Controls steam turbine governors and boiler feedwater systems to maintain stable power output and grid frequency.
- Manages generator excitation systems to optimize voltage regulation and reactive power compensation.
-
Oil and Gas:
- Regulates pressure and flow in pipelines and refinery processes, ensuring safe and efficient fluid handling.
- Controls valve positions in offshore platforms and subsea installations, supporting real-time adjustments based on environmental conditions.
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Manufacturing:
- Drives servo motors and actuators in automotive assembly lines, ensuring precise positioning and synchronization.
- Manages temperature and pressure in pharmaceutical and food processing plants to maintain product quality and regulatory compliance.
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Water and Wastewater Treatment:
- Adjusts chemical dosing systems to optimize water treatment processes, ensuring consistent water quality.
- Controls pump speeds and valve positions in wastewater treatment facilities, reducing energy consumption and operational costs.
Related Products：GE VMIVME-4140
- GE VMIVME-7770: A high-speed analog input module with 16 channels and 16-bit resolution, often paired with the GE VMIVME-4140 for hybrid control systems requiring both input and output capabilities.
- GE VMIVME-5565: A digital input/output module supporting 32 channels, complementing the GE VMIVME-4140 in systems requiring mixed analog and digital signal processing.
- GE VMIVME-3150: A VMEbus interface module for connecting the GE VMIVME-4140 to modern PLC or PC-based control systems, enabling seamless integration with legacy and new-generation equipment.
- GE VMIVME-7816: A high-density analog output module with 64 channels, offering increased scalability for large-scale industrial applications compared to the GE VMIVME-4140.
- GE VMIVME-8140: A redundant power supply module designed to work with the GE VMIVME-4140, ensuring continuous operation in mission-critical environments.
Installation and Maintenance：GE VMIVME-4140
Pre-Installation Preparations:
Before installing the GE VMIVME-4140, ensure the following:
Before installing the GE VMIVME-4140, ensure the following:
- Verify the VMEbus backplane provides a stable +5V DC power supply within ±5% tolerance.
- Clean the installation area to prevent dust or debris from affecting module performance.
- Align the module with the VMEbus slot and secure it using the provided screws or clips.
Maintenance Recommendations:
- Regularly inspect the module for loose connections or physical damage, particularly in high-vibration environments.
- Monitor the operating temperature and humidity levels to ensure they remain within specified ranges.
- Perform periodic self-tests using the module’s built-in diagnostic features to detect potential issues early.
- Update firmware and drivers as recommended by GE to access the latest features and security patches.
VMIVME-4140
Product Warranty：GE VMIVME-4140
Our company provides a one-year quality warranty for the GE VMIVME-4140, covering hardware failures due to non-human factors. During the warranty period, we will replace the product if it exhibits performance anomalies or functional failures. For discontinued models or urgent needs, our global supply chain network ensures rapid response to scarce spare parts requests, supporting the continuous and stable operation of industrial systems.
Note: This product description is based on publicly available technical data and industry applications. For detailed specifications, consult the official GE datasheet or contact our technical support team.
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