The Woodward 9907-1200 is a high-performance current-to-pressure converter from the CPC-II series, designed for precise signal conversion in industrial control systems. As a critical interface component, the 9907-1200 converts 4-20mA current signals to proportional 3-15psi pneumatic outputs with exceptional accuracy. The 9907-1200 features rugged construction and advanced signal conditioning, making it ideal for demanding process control applications. With its reliable performance and easy integration, the 9907-1200 serves as a vital link between electronic control systems and pneumatic actuators in various industrial environments.
Technical Specifications
Product Model | 9907-1200
Manufacturer | Woodward
Product Type | CPC-II Current-to-Pressure Converter
Input Signal | 4-20mA DC
Output Pressure | 3-15psi
Accuracy | ±0.5% of span
Supply Pressure | 20psi minimum, 30psi maximum
Air Consumption | 0.5 SCFM at 20psi
Operating Temperature | -40°C to +85°C
Housing Material | Aluminum
Weight | 2.3kg
Mounting | Panel or DIN rail
Certifications | CE, ATEX
Key Features and Advantages
The Woodward 9907-1200 delivers superior signal conversion performance with its precision-engineered mechanism and advanced calibration technology. Its rugged aluminum housing provides excellent protection against environmental factors while maintaining thermal stability. The 9907-1200 features zero and span adjustments for easy field calibration, reducing installation and maintenance time. With its low air consumption and high reliability, the 9907-1200 ensures continuous operation in critical control loops. The converter’s compact design allows flexible installation in space-constrained locations.
Application Fields
The Woodward 9907-1200 is widely used in process industries requiring precise pneumatic control from electronic signals. In oil refineries, it converts DCS outputs to pneumatic signals for control valve operation. Chemical plants utilize the 9907-1200 for accurate pressure control in reactor systems. Power generation applications benefit from its reliability in turbine control systems. The module is also deployed in pulp and paper mills where robust signal conversion is essential for process consistency. Its ATEX certification makes it suitable for hazardous area installations.
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Installation and Maintenance
Installation preparation: Before installing the Woodward 9907-1200, verify proper air supply quality and pressure. Ensure clean, dry instrument air with appropriate filtration. Prepare mounting surface and verify adequate clearance for maintenance access.
Maintenance recommendations: Periodically inspect the 9907-1200 for air leaks and verify calibration accuracy. Check supply air filters and replace as needed. Monitor performance indicators and recalibrate annually or as required by process conditions. Keep pneumatic connections clean and free from contaminants.
Product Assurance
Woodward provides 18-month warranty coverage for the 9907-1200, including comprehensive technical support. Each unit undergoes rigorous testing to ensure reliable operation in industrial conditions. Our global service network offers expert assistance with guaranteed response times for critical applications.
