Features:
- 2.5 ms scan rate, 10 ms overall loop latency; eliminates external position controllers for servo valves.
- 16-bit DAC; bipolar (10-320 mA) or unipolar (50-300 mA) ranges; digital dither (0-10% FS, 25-60 Hz) for stiction compensation.
- Open wire detection, LVDT core fallout, readback current diagnostics; redundant IOTA support (CC-TSV211) with 15 ms output gap on switchover.
The CC-PSV201 51454123-175 integrates a complete PID positioning loop directly on the I/O module, eliminating the need for a separate external position controller in turbine control applications. Traditional architectures required the main controller (e.g., C300) to read LVDT feedback, execute the position algorithm, and send a current command to the servo valve – all subject to the controller’s 20-50 ms cycle time. The SVPM offloads this time‑critical loop to its own dedicated processor, achieving a 2.5 ms scan rate for LVDT signals and PID execution. The overall loop latency (from position measurement to updated servo current) is within 10 ms.
The CC-PSV201 51454123-175 provides two independent servo output channels, each driven by a 16‑bit DAC (Digital‑to‑Analog Converter). This high resolution allows very fine control of the servo valve coil current, translating to precise hydraulic actuator positioning. The output current is user‑configurable for either bipolar (±10 to ±320 mA in six ranges) or unipolar (50 or 300 mA). Bipolar outputs are used for bidirectional actuators (e.g., opening and closing a steam valve); unipolar outputs are for single‑direction control with spring return. To address stiction (static friction) in the servo valve, the module generates a digital dither signal – a small high‑frequency current modulation superimposed on the control current. Dither amplitude is adjustable from 0 to 10% of full scale, and frequency from 25 to 60 Hz.
Reliability is paramount in turbomachinery control, where an undetected fault can lead to catastrophic equipment damage. The CC-PSV201 51454123-175 includes extensive diagnostic coverage at both the module and field levels. On the field side, it detects open wires for all signal types: servo output, LVDT, analog input (4-20 mA), and digital input. It also detects LVDT core fallout – a condition where the transformer core moves out of the linear range – preventing incorrect position feedback. Current readback diagnostics verify that the servo coil is receiving the commanded current, catching amplifier faults or coil opens. On the module side, diagnostics include LVDT excitation frequency drift (ensuring the 2.5-3.2 kHz excitation remains within ±5 Hz), internal reference checks, power supply monitoring, and memory integrity tests.
The CC-PSV201 51454123-175 HONEYWELL Servo Valve Positioner Module may still be available for purchase and support from Apter Power beyond
End-Of-Life (EOL)by the manufacturer (OEM).
HONEYWELL CC-PSV201 51454123-175 Servo Valve Positioner Module Manuals, Datasheets,Drivers,Link
Important Notice:Other accessories,manuals,cables,calibration data,software,etc.are not included with this equipment unless listed in the above stock item description.All prices are shown in USD.
HONEYWELL CC-PSV201 51454123-175 Servo Valve Positioner Module Specs
General
- Manufacturer HONEYWELL
- Model CC-PSV201 51454123-175
- Condition New Original ready stock
- Product Family
CC-PSV101,CC-PDP011,CC-PAIH01
Important Notice:Other accessories,manuals,cables,calibration data,software,etc.are not
included with this equipment unless listed in the above stock item description.All prices are
shown in USD.
- Turbomachinery Control: This is its core application area, used to control the position of fuel valves or guide vanes in steam turbines and gas turbines.
- Precision Process Control: Used in refineries, chemical plants, and power plants for control loops requiring high dynamic response, optimizing control valve performance.
- High-Speed Execution: Its built-in PID loop latency is less than 10 milliseconds, suitable for industrial automation tasks with extreme real-time requirements.
- Feedback Input: Supports multiple position feedback types, including LVDT (Linear Variable Differential Transformer), RVDT (Rotary Variable Differential Transformer), and standard 4-20 mA analog signals.
- Controller Integration: The module directly receives remote setpoint commands from the C300-20msCEE controller.
- Output Capability: Equipped with a 16-bit DAC, it can provide bipolar or unipolar current output (up to 320 mA) to directly drive servo valve coils.
- Hazardous Area Certification: Certified for use in Class I, Division 2, Groups A, B, C, and D hazardous locations.
- Protection and Durability: Available in a Conformal Coating version, offering enhanced moisture and corrosion resistance, suitable for harsh environments.
- Redundancy Support: Supports IOM redundancy configuration, ensuring uninterrupted control loops in the event of a single module failure.