Yokogawa EJA110E Differential Pressure Transmitter Cast Aluminum Alloy
Details:
The Yokogawa EJA110E Differential Pressure Transmitter is engineered for precision, durability, and reliability in demanding industrial environments. Built with a robust cast aluminum alloy housing, it delivers accurate differential pressure measurements for applications such as flow, level, and pressure monitoring. Featuring advanced digital performance, long-term stability, and a compact design, the EJA110E ensures safe and efficient process control across industries, including oil and gas, chemical processing, and water treatment.
EJA110E Physical Overview:
| Parameter |
Yokogawa EJA110E |
Emerson Rosemount 3051 |
Siemens SITRANS P DS III |
ABB 266DSH |
| Reference Accuracy |
±0.055% (±0.04% optional) |
±0.04% of span |
±0.075% of span |
±0.04% of span |
| Long-term Stability |
±0.1% of URL per 10 years |
±0.1% of URL per 10 years |
±0.25% of URL per 5 years |
±0.1% of URL per 10 years |
| Response Time |
90 ms |
100 ms |
100 ms |
100 ms |
| Maximum Working Pressure (MWP) |
2,300 psi (3,600 psi optional) |
3,600 psi |
4,350 psi |
5,800 psi |
| Rangeability |
100:1 |
150:1 |
100:1 |
100:1 |
| Safety Certification |
SIL 2 / SIL 3 (Exida & TÜV) |
SIL 2 / SIL 3 |
SIL 2 / SIL 3 |
SIL 2 / SIL 3 |
| Housing Material |
Cast Aluminum Alloy |
Aluminum / Stainless Steel |
Aluminum / Stainless Steel |
Aluminum / Stainless Steel |
| Special Features |
DPharp digital sensor, dynamic compensation |
Coplanar platform, scalable architecture |
Modular electronics, HART/Profibus/FF |
WirelessHART, plug-and-play modularity |
Packing:
Applications of Yokogawa EJA110E
- Flow Measurement
- Used with primary elements such as orifice plates, venturi tubes, and pitot tubes to calculate fluid flow rates.
- Common in oil & gas pipelines, chemical plants, and water distribution systems.
- Level Measurement
- Applied in pressurized or sealed tanks to determine the liquid level by measuring the differential pressure between the top and bottom.
- Suitable for storage tanks, boilers, and process vessels.
- Pressure Monitoring & Control
- Ensures accurate monitoring of pressure differences in filtration systems, pumps, and compressors.
- Helps maintain operational safety and efficiency in critical processes.
- Energy & Utility Systems
- Steam flow monitoring in power plants.
- Differential pressure measurement in HVAC systems for air and water balancing.
- Safety & Compliance
- Integrated into SIL-certified safety systems for overpressure protection and process interlocks.
Here are some frequently asked questions (FAQs) about the Yokogawa EJA110E Differential Pressure Transmitter:
General Questions
Q1: What is the Yokogawa EJA110E Differential Pressure Transmitter used for?
A: It is used for precise differential pressure measurement in industrial applications such as oil & gas, chemical processing, power generation, and water treatment.
Q2: What makes the EJA110E different from other pressure transmitters?
A: The EJA110E features DPharp digital sensor technology, which provides higher accuracy, long-term stability, and dynamic compensation for temperature and static pressure effects.
Technical Specifications
Q1: What is the accuracy of the EJA110E?
A: The standard accuracy is ±0.055%, with an optional ±0.04% accuracy upgrade.
Q2: What is the response time of the transmitter?
A: The response time is 90 milliseconds, ensuring fast and reliable measurements.
Q3: What is the maximum working pressure?
A: The standard maximum working pressure is 2,300 psi, with an optional upgrade to 3,600 psi.
Installation & Maintenance
Q1: How is the EJA110E installed?
A: It is a traditional-mount differential pressure transmitter, meaning it can be installed using standard industrial mounting brackets.
Q2: Does the EJA110E require frequent calibration?
A: No, thanks to its long-term stability of ±0.1% per 10 years, it requires minimal recalibration.
Safety & Certifications
Q1: Is the EJA110E certified for safety applications?
A: Yes, it is SIL 2 / SIL 3 certified by Exida and TUV, making it suitable for safety-critical applications.
Q2: Does the transmitter support local parameter setting (LPS)?
A: Yes, it features Local Parameter Setting (LPS) for easy configuration without external tools.
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