Product Introduction

The Yokogawa  EJA430E  is a high-performance gauge pressure transmitter belonging to the upgraded EJA-E series. Adopting Yokogawa’s exclusive  DPharp digital resonant silicon sensor technology, this transmitter delivers exceptional measurement accuracy and  long-term stability for pressure monitoring of liquids, gases, and steam in harsh industrial environments. It supports  multiple communication protocols and is widely applied in process automation systems such as petroleum, chemical,  power generation, metallurgy, and water treatment.

Key Features

1. High Measurement Accuracy

   Reference accuracy up to ±0.055% of span, ensuring precise and reliable process control.

2. Extraordinary Long-Term Stability

   Drift as low as ±0.1% for 10 years, greatly reducing calibration frequency and maintenance costs.

3. Fast Response & Strong Stability

   Quick response time of 90 ms to capture rapid pressure changes with high anti-interference performance.

4. Multiple Digital Communication Options

   Supports HART, BRAIN, FOUNDATION Fieldbus, and PROFIBUS PA for easy integration with DCS and control systems.

5. High Safety & Explosion-Proof Certifications

   Compliant with SIL2 (IEC 61508) safety standard and certified by ATEX, IECEx, FM, CSA for hazardous areas.

6. Intelligent Self-Diagnosis Function

   Built-in sensor and circuit diagnostics enable real-time status monitoring and fault prediction.

7. Flexible Installation & User-Friendly Design

   Equipped with a rotatable LCD display; local parameter configuration available without a handheld communicator.

8. Wide Pressure Range & Rugged Construction

   Measuring range from 10 kPa to 50 MPa; all-welded hermetic structure with IP67 / NEMA4X protection.