ALL CATEGORIES

Seller Center
- Product Management
  
  Post Product
  
  Manage Products
  
  Featured Products
- Blog Management
  
  Post Blog Article
  
  Manage Blog Articles
  
  Manage Blog Categories
- Inquiry Management
  
  My Inquiries
  
  Buying Requests
- Analytics Center
  
  Performance Dashboard
  
  Product Analytics
  
  Visitor Analytics
Connect Your Store to WeChat

Follow Our Official Service Account
Manage Products & Inquiries Anywhere
Seller Services

Seller Services

Goldsupplier.com: 20 years of Global Trade Expertise, Empowering Your Business to Go Global!

Join GoldSupplier.com

Free & Instant Registration

Showcase Company & Products

Access Global Buying Requests

Register Now

Activate Verified Supplier Membership

Priority Verified Visibility

Claim Exclusive Buying Requests

Automated Multi-language Store

Verified Now

Launch Your EasyOcean Website

Full-Service Website Management

Google Page 1 Guarantee

Enhanced Brand Credibility

Launch Now
Buyer Services
Post Buying Request

Browse Product Categories

Featured Suppliers
Contact Platform Support

Help Center

Home > Electrical & Electronics > Transmitter > Pressure Transmitter > YOKOGAWA Gauge Pressure (GP) Transmitter EJX440A

YOKOGAWA Gauge Pressure (GP) Transmitter EJX440A

Product Spotlights

The YOKOGAWA EJX440A Gauge Pressure Transmitter delivers high-accuracy (±0.04%) and long-term stability for reliable process measurement. Featuring a robust single-crystal silicon sensor, versatile material options for corrosive media, and support for major digital protocols (HART/BRAIN/FF). Its durable construction ensures performance in harsh environments, helping to optimize control, enhance safety, and reduce total cost of ownership.

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

Get Latest Price

Brand:

YOKOGAWA

Model:

EJX440A

Measurement Type:

Gauge Pressure (GP)

Contact Supplier Request Quote Chat Now

Rossonix Co.,limited

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
Contact Us

Brand YOKOGAWA

Model EJX440A

Measurement Type Gauge Pressure (GP)

Output Signal 4-20 mA HART, BRAIN, or FOUNDATION Fieldbus

Accuracy ±0.04% of span (typical)

Process Connection 1/2 NPT, G1/2, or others (optional)

Body Material Stainless steel (SUS316L)

Diaphragm Material Hastelloy C-276, Tantalum, or others

Electrical Connection 1/2 NPT conduit, M20, or others

Operating Temperature -40 to 85 °C (-40 to 185 °F)

As a trusted global supplier with over a decade of experience since 2011, Rossonix Co., Limited is proud to offer the YOKOGAWA EJX440A Gauge Pressure (GP) Transmitter. We understand the critical need for reliable and precise pressure measurement in demanding industrial processes. This high-performance transmitter represents the pinnacle of Yokogawa's field-proven technology, designed to deliver exceptional stability, accuracy, and durability for your most challenging applications. Partnering with us means accessing top-tier instrumentation backed by our ISO9001-certified quality management and seamless global logistics from key ports like Shenzhen, Hong Kong, and Europe.

The EJX440A is engineered for superior performance in gauge pressure measurement, where the measured pressure is referenced against atmospheric pressure. Its robust design and advanced sensor technology ensure long-term reliability with minimal drift, reducing maintenance costs and unplanned downtime. Whether deployed in oil & gas, chemical processing, power generation, or water treatment plants across our main markets from North America to South Asia, this transmitter provides the dependable data you need for safe and efficient process control.

Key Features and Technical Advantages:

Unmatched Accuracy and Stability: Featuring a single-crystal silicon resonant sensor, the EJX440A achieves a remarkable typical accuracy of ±0.04% of span. Its digital signal processing compensates for temperature and static pressure effects, ensuring consistent readings over time.
Robust and Versatile Construction: The transmitter housing is made of sturdy stainless steel (SUS316L), offering excellent corrosion resistance. A wide selection of diaphragm materials, including Hastelloy C-276 and Tantalum, is available to handle aggressive or corrosive media.
Advanced Communication and Diagnostics: Supports multiple digital communication protocols (HART^® 7, BRAIN, or FOUNDATION Fieldbus) alongside the standard 4-20 mA analog output. Built-in diagnostics provide early warnings for potential issues, enabling predictive maintenance.
User-Friendly Configuration: Easy local configuration via the integral display or remotely using a handheld communicator or asset management software, simplifying setup and calibration.
Wide Operational Range: Designed to perform reliably in extreme environments with an operating temperature range from -40 to 85 °C and high resistance to vibration and shock.

Detailed Technical Specifications:

Parameter	Specification
Model	EJX440A
Pressure Type	Gauge Pressure (GP)
Measuring Range	Wide range selectable (e.g., 0-0.1 kPa to 0-41 MPa)
Reference Accuracy	±0.04% of span (typical)
Long-Term Stability	±0.1% of URL per 10 years
Output Signal	4-20 mA DC with digital overlay (HART/BRAIN/FF)
Power Supply	10.5 to 42 V DC (4-20 mA), specific for Fieldbus
Process Connection	1/2" NPT, G1/2, or others (customizable)
Ingress Protection	IP66, IP67, NEMA 4X

Benefits for Your Operation:

Enhanced Process Efficiency: High-accuracy measurement leads to better control, optimizing product quality and reducing waste.
Reduced Total Cost of Ownership: Exceptional long-term stability minimizes the need for frequent recalibration and replacement.
Increased Safety: Reliable pressure monitoring helps prevent overpressure situations, protecting personnel and equipment.
Seamless Integration: Compatibility with major control systems and protocols simplifies installation and upgrades.
Global Support: Sourced through Rossonix, you benefit from our international logistics network and understanding of diverse market requirements.

Choosing the YOKOGAWA EJX440A is an investment in process integrity. With Rossonix as your partner, you gain more than just a product; you gain a reliable supply chain supported by our ISO9001 certification, an annual export value reflecting significant market trust, and a team dedicated to serving clients across the globe from our strategic location in Shenzhen. Our presence in multiple continents ensures timely delivery and local support. Elevate your pressure measurement capabilities with a transmitter known for its precision and robustness. Contact Rossonix Co., Limited today to discuss your specific requirements, request a detailed quotation, or learn more about how the EJX440A can be integrated into your system for optimal performance.

Frequently Asked Questions (FAQ)

Q: What is the main difference between gauge pressure and absolute pressure measurement?
A: A gauge pressure transmitter, like the EJX440A, measures pressure relative to the current atmospheric pressure. An absolute pressure transmitter measures pressure relative to a perfect vacuum. The choice depends on your process requirements.
Q: Can the EJX440A be used with corrosive liquids or gases?
A: Yes. By selecting the appropriate diaphragm and process connection material (e.g., Hastelloy C-276, Tantalum), the transmitter can be configured to handle a wide range of corrosive media. Please specify your process medium when inquiring.
Q: Is the integral display standard, and what information does it show?
A: An integral LCD indicator is an available option. When installed, it can display pressure values (in selected engineering units), percentage of span, and diagnostic messages for easy on-site monitoring.
Q: How do I communicate with the transmitter for configuration or diagnostics?
A: The transmitter supports digital communication via HART, BRAIN, or FOUNDATION Fieldbus protocols. You can use a compatible handheld communicator, a laptop with configuration software, or your plant's asset management system for remote access and configuration.
Q: What is the typical calibration interval for this transmitter?
A: Due to its high long-term stability (±0.1% per 10 years), the calibration interval can often be extended compared to conventional transmitters, potentially reducing maintenance costs. The exact interval should be determined based on your plant's quality procedures and process criticality.
Q: Are explosion-proof versions available for hazardous areas?
A: Yes, the EJX440A series offers models with certifications for use in hazardous locations. Specific certifications (e.g., ATEX, IECEx) can be confirmed upon request based on your regional requirements.
Q: What is the lead time for delivery?
A: As a trading company with established supply channels and overseas offices, Rossonix can often provide competitive lead times. Delivery time depends on the specific model configuration, quantity, and destination port. Please contact us for an accurate timeline.
Q: Do you provide technical support after the sale?
A: Absolutely. Rossonix provides comprehensive support, including documentation, basic technical guidance for integration, and assistance with sourcing spare parts or replacement units through our global network.