The CC-PSV201 51454123-175 is a Conformal Coated Servo Valve Positioner Module for the Honeywell Experion PKS Series C system. It provides high-speed, closed-loop positioning control for turbines and compressors by interfacing with LVDT/RVDT feedback and driving servo valve coils. Its onboard PID processing and 1ms response time ensure maximum reliability and precision in critical turbomachinery applications.
Supports servo valve position calibration
Supports redundant solution
Supplies non-incendive field power
The CC-PSV201 Series C I/O module provides an onboard PID positioning loop for positioning a servo valve typically used in a turbomachinery control application. It can accept LVDT/RVDT/4-20 mA position feed back signals from the control valve, receive a control valve demand remote set point from a C300-20msCEE controller and execute onboard PID positioning loop to issue current output to servo valve coil to control the control valve position.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Thermal Power Plants
Controls the Governor Valves of steam turbines to precisely regulate steam intake based on grid load.
Petrochemical Industr
Applied in Anti-surge Valve control for large centrifugal compressors to prevent destructive surging.
Nuclear Power Industry
Controls the actuation mechanisms of Main Steam Isolation Valves to ensure rapid and accurate closure during emergencies.
Iron & Steel Metallurgy
Used for the servo control of Blast Furnace Blowers to ensure stable air pressure during the smelting process.
LNG Plants
Controls the Refrigerant Flow Control Valves of refrigeration compressors to achieve precise temperature compensation.
Paper & Pulp Industry
Controls actuators in high-speed paper machine High-pressure Steam Drying Systems to ensure uniform paper thickness and moisture.
During use, ensure the module is securely connected to its corresponding IOTA assembly , and strictly avoid hot-swapping to prevent damage to sensitive servo drive circuits. Accurate LVDT/RVDT feedback calibration must be performed after installation to ensure precise zero and span alignment, with PID parameters fine-tuned according to the servo valve's dynamic characteristics to prevent oscillations. It is essential to keep field terminals clean and dry, ensuring the shielding of feedback signal cables is grounded at a single point to eliminate electromagnetic interference. Additionally, regularly monitor module status LEDs and diagnostic data; if feedback drift or response delay occurs, promptly inspect hydraulic oil cleanliness or coil resistance to maintain control precision.
It is a Servo Valve Positioner Module belonging to the Honeywell Experion PKS Series C system. It is specifically designed to control actuators on steam or gas turbines.
What role does the CC-PSV201 51454123-175 play in a system?
It receives position feedback signals (such as LVDT), calculates them via an onboard PID algorithm, and outputs precise current to drive the servo valve, achieving closed-loop control of the valve position.
Where should the CC-PSV201 51454123-175 be installed?
It must be mounted on a Series C specific IOTA (Input Output Termination Assembly) and snapped into a Series C rack on a standard DIN rail.
What are the advantages of the CC-PSV201 51454123-175 over standard output modules?
Its core advantages are the ultra-high response speed (1ms level) and an independent onboard processor, allowing it to maintain local closed-loop control even if communication with the main DCS controller is interrupted.
Can the CC-PSV201 51454123-175 operate in high temperatures?
The module is designed for an operating temperature range of -40°C to +70°C. Thanks to its conformal coating, it is highly reliable in humid and chemically active environments.
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