EJA115 Low Flow Transmitter (DISCONTINUED)

Notice: This product was discontinued on Dec 29, 2016. See this replacement product:

The EJA-A series is Yokogawa's most successful pressure transmitter line. First released in 1991, it continues to offer high performance and high reliability for any application. With an installed base of over 4-1/2 million EJA-A transmitters worldwide, it has a proven track record that makes it a true industry workhorse.

The EJA115 is Differential Pressure Transmitter in the series that is optimized for low flow applications with the addition of an Integral Flow Orifice (IFO).

EJA115 features include:

  • 5% Flow Span (Accuracy)
  • External Zero Adjust

Explore how the EJA115 can help you Boost your bottom line.

At it's heart, Yokogawa's Low-flow transmitter with Dpharp digital sensor offers the perfomance and device intelligence needed to get greater insight into your process.

Plants run better (1)

Digital Performance





Yokogawa's DPharp active sensor, patented back check diagnostic, and rugged construction allow users to run their plants safer and with less downtime.

Plant run longer (1)

Rugged Construction


Less Downtime



 Inherently Safe

 Safe (1)


Yokogawa's DPharp low-flow trasnmitter offers long-term stability and diagnostics to make your manitenance routine easy.

Routine maintenance easier (1)

Quicker Maintainence



 No Learning Curve


EJA115 Overview

Measurement Types
Primary Variable Volumetric Flow (Differential Pressure)
Reference Accuracy
Primary Variable ±5% of Flow
Primary Variable L Capsule: 10:1 (DP)
M Capsule: 50:1 (DP)
H Capsule: 10.5:1 (DP)
Specification Conformance
EJX-A Series ±3σ


Meter Run


Contact your Yokogawa Representitive for available line and flange sizes.

3rd Party Manifolds


Traditional-mount 3-valve manifold



Tradtional-mount 5-valve manifold



One IFO Bore Orifice is supplied with the transmitter. Others may be purchased seperately.

  • CENTUM VP Batch package improves productivity.
  • Reduction of operator workload and safe operation.

Differential pressure transmitters, which serve as the core of field instrumentation, are widely used to measure the flow rate, pressure and density of liquids, gases and steam, as well as the level of liquid in a tank.


August 2007

Yokogawa's new facility in Singapore will play vital role in its regional and international growth. Yokogawa Electric Corporation, a leading company in industrial automation (IA) and technology solutions, recently announced the completion of its 12-storey building in Singapore. The new facility will play a crucial role in Yokogawa's vision to be the top global IA player by 2010. 

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