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Shanghai Taizhu Trading Co., Ltd
No. 2514 Songjin Road, Zhangyan Town, Jinshan District, Shanghai
IFM Yifumen pressure sensor PN2270 is applied in the industry field
ifmPN2270It is an electronic pressure sensor widely used in the field of industrial automation, mainly used forLiquid and gas mediaRelative pressure monitoring. Compared to PN2693, the range of PN2270 is more biased towardsMedium and low voltage rangeAnd the structure is compact, suitable for installation environments with limited space.
1、 Overview of Core Parameters (Application Fundamentals)
Measurement range: -1... 10 bar (negative pressure to medium low pressure, approximately -14.5... 145 psi/-0.1... 1 MPa).
Output mode: Two switch outputs (PNP/NPN programmable) or 1 switch+1 analog (4... 20 mA/0... 10 V).
Interface: G 1/4 external thread (commonly used for hydraulic and pneumatic quick connect fittings).
Features: Vacuum resistant (measurable negative pressure), high overload protection, red/green dual color display.
2、 Main application industries and scenarios
1. Water treatment and environmental protection engineering
The characteristic of PN2270 being able to measure negative pressure gives it a significant advantage in the water treatment industry.
Application Scenario:
Pump inlet negative pressure monitoring: detect whether the water pump inlet is blocked or corroded.
Filter differential pressure monitoring: Monitor the pressure difference before and after the filter screen to trigger backwashing.
RO reverse osmosis: detect low pressure protection switch to prevent pump from idling.
Advantages: Ceramic sensors are corrosion-resistant and have IP67 protection to adapt to humid environments.
2. Food and beverage processing
Application Scenario:
CIP/SIP cleaning system: detects the pressure of the cleaning agent delivery pipeline.
Filling machine: detects the pressure of the material cylinder or back pressure chamber.
Fluid food transportation: pressure monitoring of pipelines for milk, beer, and beverages.
Advantages: Stainless steel shell, corrosion-resistant medium contact part, no silicon corner design for easy cleaning.
3. Packaging Machinery
Application Scenario:
Pneumatic system pressure monitoring: Check whether the compressed air pressure on the automated production line meets the standard.
Grasping and adsorption: Check whether the vacuum suction cup successfully grasps the material (negative pressure range matches).
Advantages: Small size (can be installed in narrow air ducts), fast switch response.

4. Pneumatic and Hydraulic Systems
Application Scenario:
Small hydraulic station: pressure control of low-pressure circuits (such as clamping force control).
Pneumatic control system: pressure monitoring of the pipeline at the rear end of the air compressor.
Advantages: With an overload pressure of up to 30 bar, it has good resistance to pressure impact.
5. Machine tools and laser equipment
Application Scenario:
Coolant circuit: Check whether the cutting fluid pipeline is blocked or leaking.
Laser cutting auxiliary gas: detects the supply pressure of nitrogen, oxygen, or compressed air.
Advantages: Resistant to medium temperatures of -25... 80 ° C, suitable for continuous production environments.
6. Laboratory and Testing Platform
Application Scenario:
Factory testing of valves and pumps.
Real time pressure reading of fluid dynamics experimental platform.
Advantages: The dual color display screen is easy to read and supports quick on-site teaching settings.
3、 Summary selection
Reason for choosing PN2270 over other models:
You need to measure negative pressure (vacuum): its range starts from -1 bar.
The working pressure is often below 10 bar: high-pressure sensors with ranges of 100 bar and 600 bar are not required.
Both switch control and analog feedback are required: PN2270 supports two output modes.
Compact on-site space: Its structure is slightly shorter than the PN26xx series, making it easier to integrate.
IFM Yifumen pressure sensor PN2270 is applied in the industry field