High‑Precision Electro‑Hydraulic Conversion for Control Systems
The Woodward 9907‑1200 CPC‑II Current to Pressure Converter delivers dependable current‑to‑pressure conversion tailored for electro‑hydraulic governor and actuator systems. Designed with enhanced stability, precision output, and rugged reliability, this converter provides the exacting performance required to interface electronic control signals with hydraulic actuators in critical power and mechanical systems. Whether you’re optimizing governor response or refining actuator authority, the CPC‑II offers consistent performance under demanding industrial conditions.
Technical Specifications
| Specification | Details |
|---|
| Model | Woodward 9907‑1200 CPC‑II Current to Pressure Converter |
| Converter Type | Current‑to‑Pressure (I/P) Transducer |
| Input Signal Range | 4–20 mA (standard industrial range) |
| Output Pressure Range | 0–100 psi (standard – variants available) |
| Supply Voltage | 24–240 V AC/DC (application dependent) |
| Response Time | High‑speed conversion for responsive control loops |
| Output Type | Proportional pneumatic pressure output |
| Environmental Rating | Designed for industrial ambient conditions |
| Mounting | Panel or base mount options |
Applications
The CPC‑II converter is widely used in systems where precise conversion from electrical control signals to pneumatic pressure is essential:
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Governor actuator control in generator sets
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Electro‑hydraulic valve positioning in industrial machinery
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Fuel control systems in engine management
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Turbine governor and speed control loops
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Hydraulic positioning systems requiring electrical command inputs
With its robust performance and predictable response, it ensures smooth hydraulic actuation driven by modern control electronics.
Advantages
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Accurate current‑to‑pressure conversion enhances system responsiveness
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Stable and repeatable output maintains consistent hydraulic performance
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Broad input and supply range fits a wide variety of industrial control schemes
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Rugged construction suited for harsh and variable operating environments
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Easy integration with governor controllers, PLCs, and analog systems
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Reduced tuning time with dependable linear response
Designed to improve the linkage between electronic commands and hydraulic actuation, the 9907‑1200 elevates control precision and system reliability.
Technical FAQs
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What is the core function of the 9907‑1200 CPC‑II Converter?
It converts a standardized electrical current signal into a proportional pneumatic pressure output.
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What input signal range does it accept?
The converter typically uses a 4–20 mA industrial standard input.
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Can the output pressure range be customized?
Yes — variants with alternate output ranges can be specified for specific applications.
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What supply voltage range does it support?
It is designed to operate on a wide AC/DC supply from 24 to 240 V.
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Is this unit suitable for turbine governor applications?
Yes — it’s frequently used in governor and speed control loops for turbine power systems.
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How precise is the pressure output?
The CPC‑II provides stable, linear pressure in proportion to the current input for consistent control.
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Can it interface with PLCs and analog control systems?
Yes — its standard current input and linear output make it compatible with PLCs and analog controllers.
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How is the converter mounted?
Typical installations use panel or base mounting within control cabinets or machinery enclosures.
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Is it suitable for harsh industrial environments?
Yes — rugged construction and industrial rating ensure reliable service in demanding conditions.
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Does it require special calibration?
It comes factory‑calibrated for the standard 4–20 mA range; additional configuration is minimal.
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