Description
WOODWARD 5461-644 4-20mA Current Output Module
1. Product Description
The WOODWARD 5461-644 is a high-precision 4-20mA current output module designed for industrial control systems, particularly those integrated with Woodward’s advanced platforms like the 505e digital governor. This module converts digital control signals into analog current outputs, enabling seamless communication with actuators, valves, and other field devices. Its compact design and robust construction make it ideal for applications requiring reliable signal transmission in power generation, oil & gas, and manufacturing environments. With a focus on accuracy and durability, the 5461-644 ensures stable operation even in harsh conditions, reducing downtime and optimizing system performance.
The WOODWARD 5461-644 is a high-precision 4-20mA current output module designed for industrial control systems, particularly those integrated with Woodward’s advanced platforms like the 505e digital governor. This module converts digital control signals into analog current outputs, enabling seamless communication with actuators, valves, and other field devices. Its compact design and robust construction make it ideal for applications requiring reliable signal transmission in power generation, oil & gas, and manufacturing environments. With a focus on accuracy and durability, the 5461-644 ensures stable operation even in harsh conditions, reducing downtime and optimizing system performance.
2. Technical Parameters
| Parameter | Specification |
|---|---|
| Input Voltage | 24 VDC ±15% |
| Output Signal | 4–20 mA (isolated) |
| Output Resolution | 12-bit |
| Compatibility | Woodward 505e, 505c, and NetCon systems |
| Operating Temperature | -40°C to +70°C |
| Protection | Overload, short-circuit, EMI shielding |
| Mounting | DIN rail |
| Weight | 0.3 kg (0.66 lbs) |
| Dimensions | 20.3 cm × 2.5 cm × 22.9 cm (8” × 1” × 9”) |
WOODWARD 5461-644
3. Advantages and Features
- Precision Control: 4–20mA output ensures smooth and accurate regulation of actuators, improving process efficiency.
- Wide Temperature Range: Operates reliably in extreme conditions, making it suitable for outdoor or high-temperature settings.
- Isolated Design: Reduces noise interference and enhances safety in complex control systems.
- Plug-and-Play Integration: Simplifies installation with compatibility across Woodward’s control platforms.
- Built-in Protection: Overload and short-circuit protection safeguards against system failures.
4. Application Areas and Use Cases
- Power Generation: Controls steam turbine valves to maintain consistent energy output.
- Oil & Gas: Manages pressure regulation in pipelines and wellheads.
- Manufacturing: Drives conveyor systems and robotic arms in automated production lines.
- Water Treatment: Regulates chemical dosing pumps for precise water purification.
Example Use Case: A thermal power plant integrated the 5461-644 to control steam bypass valves. Its high precision minimized pressure fluctuations, improving turbine efficiency by 5% and extending equipment lifespan.
5. Competitor Comparison
Compared to similar modules, the 5461-644 offers a broader temperature range (-40°C to +70°C vs. typical -20°C to +60°C) and higher output resolution (12-bit vs. 10-bit), ensuring superior performance in critical applications. Its compact size also allows for space-saving installations, reducing panel layout complexity.
WOODWARD 5461-644
6. Selection Recommendations
- Signal Requirements: Confirm the 4–20mA output matches your actuator’s input specifications.
- System Compatibility: Ensure compatibility with your Woodward controller (e.g., 505e, NetCon).
- Environmental Factors: Choose this module for applications exposed to extreme temperatures or EMI 干扰.
- Space Constraints: Its compact design is ideal for confined control panels.
7. Precautions
- Wiring Guidelines: Use shielded cables to prevent signal degradation and ensure proper grounding.
- Current Management: Avoid exceeding the 20mA output limit to prevent overheating.
- Calibration: Regularly verify output accuracy using Woodward’s recommended tools.
- Maintenance: Inspect connections for corrosion or 松动 annually.
