NY70 Series Intelligent Pressure Switch

Technical Description‌

The intelligent pressure switch (controller) integrates pressure measurement, display, and output control functions into a single digital pressure monitoring device.

Key features include

• Fully electronic structure‌ with isolated oil-filled piezoresistive sensor
• High-precision AD conversion‌ and microprocessor processing
• On-site display‌ with switch signal output
• Operational Characteristics‌
• User-configurable‌ via front-panel interface
• Memory retention‌ of settings during power outages
• Auto-zero function‌ for atmospheric pressure compensation

Technical Parameters‌

• Category Specification:Measurement Range‌ 0–60 MPa (customizable)
• Accuracy‌ 0.2% or 0.5% FS
• Overload Capacity‌ 1.5× full scale (optional)
• Pressure Type‌ Gauge pressure
• Power Supply‌ DC24V/AC220V/AC380V
• Response Time‌ <30 ms (configurable)
• Configuration Procedure‌

Setpoint Adjustment‌:

Press SET → Adjust start value (e.g., 0.3MPa) → Set stop value (e.g., 0.6MPa) → Confirm

Zero Calibration‌:

Long-press reset button to nullify atmospheric pressure effects

Installation Guidelines‌

Mechanical Connection‌:

Use wrench on hex nut only (do not apply torque to housing)

Electrical Interface‌:

Standard switch/analog outputs

Applications‌

Fluid pressure monitoring in:

Fire protection systems

Water treatment

Petrochemical processes

Hydraulic machinery