4G CAT1 LoRa and ISM Bands Multiple Communication Options for YDW3051 Smart Water Pressure Sensor
The YDW3051 Intelligent Wireless Differential Pressure Transmitter is a high-precision, low-power industrial instrument designed for remote monitoring and data transmission. It integrates an industrial-grade MCU and a high-quality monocrystalline silicon sensor, ensuring accurate and stable measurement of liquids, gases, and steam. With built-in 4G CAT1 communication (via China Telecom’s network), it supports real-time data transmission to cloud platforms, making it ideal for IoT-based industrial applications. The device also features a local LCD/OLED display, explosion-proof housing, and robust protection against harsh environments.
Key Features
Advanced Sensor Technology: Uses monocrystalline silicon sensor with multi-point temperature compensation.
High Precision: Up to 0.075% accuracy with 24-bit ADC.
Wireless Communication: Supports 4G CAT1, LoRa, and other ISM bands (433/868/915 MHz).
Dual Alarm Modes: Timed transmission and value-based alarm triggering.
Explosion-Proof & Rugged: Rated Exd IICT6 / Exia IICT4 and IP67.
Wide Operating Range: -40°C to 85°C ambient temperature; -40°C to 120°C medium temperature.
Technical Parameters
| Parameter | Specification |
|---|---|
| Measuring Medium | Liquid, Gas, Steam |
| Accuracy | ±0.075%, ±0.1%, ±0.2% |
| Stability | ±0.1% / 3 years |
| Power Supply | 10–36 VDC (24 VDC recommended) |
| Output Signal | 4–20 mA + HART protocol |
| Communication | 4G CAT1, LoRa (IEEE 802.15.4g) |
| Display | LCD / OLED |
| Explosion Proof | Exd IICT6, Exia IICT4 |
| Enclosure Rating | IP67 |
| Operating Temperature | -40°C to 85°C |
Overload & Static Pressure Ratings
| Range Code | Unilateral Overload (Negative) | Unilateral Overload (Positive) | Bilateral Static Pressure |
|---|---|---|---|
| A | 15 Pa | 16 MPa | 40 MPa |
| B | 60 Pa | 16 MPa | 40 MPa |
| C | 400 Pa | 25 MPa | 40 MPa |
| D | 4000 Pa | 25 MPa | 40 MPa |
| E | 4 MPa | 25 MPa | 40 MPa |
Application Scenarios
The YDW3051 is widely used in industries requiring reliable and remote pressure monitoring, including:
- Oil & Gas: Pipeline pressure monitoring and safety management.
- Water Treatment: Level and flow measurement in tanks and pumps.
- HVAC Systems: Steam and gas pressure monitoring.
- Energy Management: Remote data acquisition in hard-to-wire locations.
- Chemical Processing: Safe and explosion-proof pressure sensing in hazardous areas.
Get in Touch
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