Ejx438a Flanged Pressure Transmitter

The ejx438a flanged pressure transmitter is a premier instrument in the DPharp EJX-A series, engineered to deliver exceptional stability and precision in harsh environments. It is specifically designed for measuring liquid, gas, or steam pressure where the process medium cannot come into direct contact with the transmitter’s diaphragm. By utilizing a remote diaphragm seal system, it effectively isolates the sensor from extreme temperatures, corrosive fluids, and viscous materials that could clog or damage standard instruments, ensuring long-term reliability and reduced maintenance needs.

Key Features and Specifications

High Accuracy & Speed: Provides a reference accuracy of ±0.15% of span and a rapid response time of 200 ms, enabling precise and timely process control.
Digital Performance: Features Yokogawa's exclusive DPharp digital sensor technology, offering superior stability and double the performance of competitor analog sensors.
Safety First: Certified to IEC 61508 for SIL 2 (single) and SIL 3 (dual) safety applications as standard, eliminating the need for separate safety-rated inventory.
Advanced Diagnostics: Includes patented self-check technology that continuously verifies calculations and detects issues like impulse line blocking before they impact operations.
Robust Construction: Rugged design with corrosion-resistant materials ensures durability and extended service life in aggressive process conditions.

Industry Applications and Smart Capabilities

The EJX438A is indispensable in industries such as Oil & Gas, Chemical Refining, and Power Generation, where process conditions can be severe. Its diaphragm seal design is perfect for high-temperature applications or those involving solidifying fluids. The transmitter also supports a wide range of communication protocols, including HART, FOUNDATION Fieldbus, and PROFIBUS PA, facilitating seamless integration into modern plant networks. By deploying the ejx438a flanged pressure transmitter, operators can achieve smarter level setups, reduce man-hours, and maintain peak operational performance with confidence.

Product Specifications

Item	Specification
Measurement Types
Primary Variable	Gauge Pressure
Reference Accuracy
Primary Variable	±0.055% of Span ±0.04% of Span (with /HAC option)
Stability (All Normal Operating Conditions)
Primary Variable	±0.1% of URL per 10 years
Response Time
Primary Variable	90ms
Rangeability
Primary Variable	100:1
Burst Pressure (Absolute)
EJA510E	Wetted Parts code S: 10,000 psi All other Wetted Parts: 6,800 psi
Specification Conformance
EJA-E Series	±3σ

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