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Yokogawa EJA / EJX Series
Features:
✅ Long-Term Stability: ±0.1% of URL over 10 years
✅ Fast Response Time: 90 ms (EJX) for faster process control
✅ Multi-Protocol Support: HART, FOUNDATION Fieldbus, and BRAIN
✅ Wide Measuring Ranges: Suitable for low to high-pressure applications
✅ Explosion-Proof and Intrinsically Safe Options
✅ Self-Diagnostics and Digital Communication
✅ Compact, Lightweight, and Modular Design
Yokogawa’s high-end performance line of DPharp transmitters is called the EJX-A series. It was released in 2004 and provides the stability and performance required for demanding applications. The EJX-A series is the thoroughbred of the DPharp family of pressure transmitters due to its performance.
| Brand | Yokogawa |
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The Yokogawa EJA and EJX Series are high-performance pressure transmitters designed for reliable and accurate measurement of differential, gauge, and absolute pressure. Engineered to meet the demands of modern process industries, these transmitters deliver excellent long-term stability, fast response, and high precision under a wide range of operating conditions.
The EJA Series is known for its proven reliability and accuracy in essential pressure measurement applications. The EJX Series represents Yokogawa’s premium offering, providing enhanced accuracy, ultra-fast response, and advanced diagnostics for critical control applications.
High-Performance Measurement for Critical Process Control
The Yokogawa EJA and EJX Series of pressure transmitters deliver industry-leading accuracy, stability, and reliability across a wide range of industrial applications. Designed for differential, gauge, and absolute pressure measurement, these transmitters combine precision sensor technology with advanced digital communication and diagnostics, making them ideal for modern process automation systems.
Key Features:
High Accuracy and Long-Term Stability
Accuracy up to ±0.04% of span (EJX) with 10-year stability ensures consistent performance over time.Multivariable Capability
EJX910A/EJX930A models measure differential pressure, static pressure, and temperature—ideal for mass flow applications.Advanced Digital Communication
Supports HART®, FOUNDATION™ Fieldbus, BRAIN, and Modbus protocols for seamless integration with any DCS or PLC.Superior Response Time
Fast update rates (as low as 90 ms) allow for responsive and accurate process control.All-Welded Construction
Hermetically sealed sensor modules and robust electronics offer high durability in harsh environments.Self-Diagnostics and Health Monitoring
Built-in intelligent diagnostics enable proactive maintenance and reduce downtime.
Technical Data
Yokogawa – EJA / EJX Series
🔹 Pressure Transmitters – EJA / EJX Series
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Parameter EJA Series EJX Series Accuracy ±0.065% of span ±0.04% of span Stability ±0.1% of URL (10 years) ±0.1% of URL (10 years) Response Time 150 ms 90 ms Output 4–20 mA DC (HART) 4–20 mA DC (HART, FF) Measuring Range Up to 25 MPa Up to 25 MPa Rangeability (Turndown) Up to 100:1 Up to 200:1 Power Supply 10.5 – 42 V DC 10.5 – 42 V DC Enclosure Rating IP66 / IP67, NEMA 4X IP66 / IP67, NEMA 4X Process Connections 1/4” or 1/2” NPT, DIN, Flanged Explosion Protection Ex d, Ex ia, Ex tD Ex d, Ex ia, Ex tD
Application
- Differential pressure measurement in pipelines and filters
- Tank level measurement in pressurized vessels
- Flow measurement when paired with primary elements (orifice plate, Venturi, etc.)
- Steam, gas, and liquid pressure control in energy and utility plants
- Pressure monitoring in chemical reactors and offshore platforms
- Environmental monitoring in wastewater treatment systems
Supply & Shipping Details
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