1,000.00 - 10,000.00 / Piece

10 Piece (MOQ)

Business Type Manufacturer, Exporter, Supplier
Material Mild Steel
Color Black
Application Liquid Pressure, Measuring Gas
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Preferred Buyer From

Location Worldwide

Product Details

Feature
Accuracy, Easy To Fit, Measure Fast Reading, Perfect Strength
Display Type
Digital
Type
Pressure Controllers
Country of Origin
India
Payment Terms
Western Union

Pressure controllers are electronic devices that automatically regulate pressure in a system. They function by using a pressure sensor to monitor the current pressure, comparing it to a set point, and then activating control mechanisms to maintain the desired pressure level. Here's a breakdown of their typical specifications:

General Specifications

· Pressure Range: The range of pressure the controller can regulate (similar to pressure transmitters, ranging from fractions of psi to thousands of psi).

· Control Output: This specifies how the controller influences pressure. Common outputs include:

o Analog Outputs (e.g., 4-20mA current loop, 0-10V voltage) to control variable speed drives, solenoid valves, etc.

o Digital Outputs (e.g., on/off relays) to activate pumps, compressors, or alarms.

· Set Point: The desired pressure level the controller will maintain.

Performance Specifications

· Accuracy: Expressed as a percentage of full scale (%FS) for both the pressure sensor and the control mechanism. Typical accuracy is around ±0.25%FS to ±1%FS.

· Proportional Band (Deadband): The range around the set point where the controller won't activate any control actions. A narrower band provides tighter control but can lead to more frequent cycling.

· Reset: The amount of time it takes for the controller output to reach its maximum or minimum value after a change in the measured pressure.

· Response Time: The time it takes for the controller to react to a pressure deviation from the set point (usually in milliseconds).

Additional Features

· Control Algorithm: Different algorithms are used for pressure control, each with its own advantages. Common types include:

o Proportional-Integral-Derivative (PID) control: Offers precise control but requires careful tuning.

o ON/OFF control: Simpler but can lead to pressure fluctuations.

· Display: Many controllers have a digital display showing the measured pressure, set point, and control output.

· Alarms: Some models can trigger alarms for high or low-pressure conditions.

· Communication Protocols (Optional): Advanced controllers may offer communication protocols (e.g., Modbus, HART) for remote monitoring and configuration.

· Power Supply: The voltage required to power the controller (typically 24VDC).

Factors to Consider When Selecting a Pressure Controller

· Pressure Range: Ensure the controller's range covers the desired pressure regulation range in your application.

· Control Output: Choose a controller with an output compatible with your control valves, pumps, or other actuators.

· Control Algorithm: Select an algorithm (PID, ON/OFF, etc.) that best suits your application's pressure control requirements.

· Accuracy: Consider the required accuracy level for your process.

· Additional Features: Choose features like alarms, communication protocols, or a display based on your needs.

By understanding these specifications and factors, you can select a pressure controller that effectively regulates pressure within your system and aligns with your application's specific requirements.

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