Waterproof Pressure Sensor for Hydraulic/Air, 2 Wire/4 Wire

SKU: SUCH-PRES-CYYZ31A
$226.57
● Measuring range 0.001~60 MPa (optional) ● Accuracy 0.25% FS or 0.5% FS ● Signal output RS485/4-20 mA ● Connection M20, G1/4, G1/2, IP68 protection class
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🚚 Free shipping
🕒 Delivery date: 6-12 days
🔁 30-day Returns
Overview

SUCH high-precision waterproof pressure sensor boasts an IP68 rating, covers a range of 0.001 to 60 MPa, and boasts an accuracy of up to 0.25% FS. It supports RS485 and 4-20 mA signal outputs and offers a variety of interface options, including M20, G1/4, and G1/2. Built-in temperature compensation allows for operating temperatures from -40°C to 85°C, and supports 1×10^8 pressure cycles. Combining high precision, durability, and reliability, it is widely applicable to industrial control and environmental monitoring applications.

Feature

  • The sensor utilizes isolation diaphragm technology and an integrated chip design to enhance measurement accuracy, stability, and shock resistance.
  • It supports multiple power inputs, making it easy to install and suitable for a variety of applications.
  • An interceptor design effectively resists electromagnetic interference, ensuring stable and reliable signal transmission.
  • Built-in current limiting, voltage limiting, and reverse polarity protection ensure safe operation of equipment and systems.
  • Excellent waterproof and lightning protection ensures long-term stable operation in harsh environments.

Dimension (Unit: mm)

Waterproof pressure sensor dimension

Wiring Diagram

Waterproof pressure sensor wiring diagram

Specs
Measuring Medium Liquid or gas (compatible with contact material)
Pressure Range 0.001~60MPa (Optional)
Output Power Supply 9~36VDC
Signal Output 4-20mA (2-wire) RS485 (4-wire)
Pressure Method Gauge pressure
Response Time 20ms
Protection Class IP68
Maximum Power ≤0.02Us ((W)) ≤0.015Us ((W)
Temperature Compensation -40°C~70°C
Accuracy Class  Range >100kPa: 0.25%FS
Range <100kPa: 0.5%FS
Range <10kPa (non-conductor, non-corrosive, non-explosive gas and humidity ≤90%RH, no condensation)
Ambient Temperature -40°C~85°C
Ambient Humidity 0%~95%RH (no condensation and no dew)
Connection  M20*5; G1/4; G1/2 (optional)
Note: Range ≥60MPa, thread only M20*1.5 is available, other specifications need to be customized.
Diaphragm 316L stainless steel (contact with the measured medium)
Process Connection 304 stainless steel (in contact with the measured medium)
Housings 304 stainless steel
Core Seal 0<FS≤2.5MPa: NBR; 2.5<FS≤100MPa: Fluoroelastomer
Cables Range ≤1.6MPa*L03 φ7.2mm Polyurethane air-conducting shielded cable (UV protection)
Range >1.6MPa*L01 φ5mm Polyurethane gas-conducting shielded cable (UV protection)
Vibration Resistance 10g (20~2000Hz)
Shock Resistance 500g/ms
Short Circuit Protection Permanent
Reverse Polarity Protection No damage, but not working
Insulation Resistance ≥100MΩ 500VDC
Dielectric Strength 500VAC
Stability ±0.1% FS/year
Temperature Drift ±0.01% FS/°C (within temperature compensation range), ±0.05% FS/°C (outside temperature compensation range)
Durability 1×10^8 cycles (number of cycles from lower range limit to upper range limit)
Net Weight ≈540g (with 4 meter connecting cable)
Application
Cryogenic storage tank

Cryogenic Storage Tank

Canning and packaging equipment

Canning and Packaging Equipment

Hydraulic systems

Hydraulic System

FAQ

Yes. With IP68 waterproof protection, wide operating temperature (-40°C to 85°C), strong anti-interference design, and lightning protection, the sensor is highly reliable in demanding conditions.

The sensor offers multiple thread interfaces such as M20, G1/4, and G1/2, making it compatible with different installation requirements.

It is equipped with current limiting, voltage limiting, and reverse connection protection to prevent damage and ensure safe operation.

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