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Products Description
Product Definition
The Nexisense FST500-502 electronic digital display pressure switch is a device used for real-time monitoring and control of pressure. It converts pressure signals into standard current or voltage outputs and is widely used in industrial process control, building automation, and environmental monitoring.
Working Principle
The FST500-502 pressure switch utilizes the piezoelectric sensor principle to measure pressure changes and convert them into corresponding electrical signals. The internal microprocessor processes the signals, providing accurate pressure readings and triggering alarms or control outputs based on set thresholds.
Structural Analysis
The structure of the FST500-502 is designed to meet various application needs and mainly includes the following components:
Sensor Element: A highly sensitive pressure sensor capable of accurately capturing small pressure changes.
Display Unit: A four-digit LED digital display that shows the current pressure value in real-time for easy observation by the user.
Control Interface: Includes analog outputs (such as 4-20mA, 0-5V, 0-10V) and switch outputs (NPN/PNP or relay) to meet different control requirements.
Rotatable Head Design: Allows users to adjust the display angle based on the actual installation environment, ensuring optimal visibility.
Measurement Methods
Nexisense FST500-502 supports multiple measurement methods, allowing users to select suitable output signals based on actual needs:
Analog Signal Output: Offers options such as 4-20mA, 0-5V, and 0-10V to adapt to different control systems.
Switch Output: Can be configured with NPN/PNP transistor or relay outputs, suitable for various control scenarios.
Technical Parameters
| Parameter | Description |
|---|---|
| Measuring Range | 0~1bar to 600bar |
| Supply Voltage | 9~30VDC (recommended 24VDC) |
| Pressure Alarm Adjustment Range | 0~Full scale display value |
| Working Temperature | -20~70℃ |
| Load Resistance | Voltage output: RL>100KΩ; Current output: RL≤(supply voltage -9V) |
| Precision | ±0.5%FS, ±0.3%FS |
| Allow Overload | 150% FS (range < 6bar), 300% FS (range ≥ 6bar) |
| Long-term Stability | ±0.1%FS/year |
| Control Output | Optional transistor (NPN/PNP) or relay (NC/NO) |
| Degree of Protection | IP65 |
Application Fields
Nexisense FST500-502 electronic digital display pressure switch is widely used in:
Pump Control: Real-time monitoring of pump operation to ensure safe and efficient performance.
Liquid Level Monitoring: Used for liquid level control in tanks, oil reservoirs, and other liquid storage devices.
Industrial Process Control: Monitoring and controlling pressure in various industrial processes to ensure production safety.
Building Automation: Used in constant pressure water supply systems to enhance the stability of water pressure within buildings.
Environmental Monitoring: Monitoring and controlling pressure changes in the environment to ensure normal operation of equipment.
Summary
The Nexisense FST500-502 electronic digital display pressure switch is a powerful and versatile pressure monitoring device. Its high precision and multiple output options make it an ideal choice for industrial automation, pump control, and liquid level monitoring. With its superior performance and reliable stability, the FST500-502 effectively enhances production efficiency and safety, making it an indispensable tool in modern industry.
