Yokogawa EJA440A Transmitter

Yokogawa EJA440A High  Pressure Transmitter 4 to 20 mA DC with digital communication HART protocol 
The high performance differential pressure transmitter model EJA430A can be used to measure liquid, gas, or steam flow as well as liquid level, density and pressure. It outputs a 4 to 20 mA DC signal corresponding
to the measured differential pressure. Model EJA430A also features remote setup and monitoring through communications with the BRAIN™ terminal and CENTUM CS™ or XL™ or HART® 275 host.

How to choose the Yokogawa EJA440A


 EJA440A Gauge Pressure Transmitter
C CapsuleD Capsule
Range-0.1 to 32 MPa
(-15 to 4500 psi)
-0.1 to 50 MPa
(-15 to 7200 psi)
Span5 to 32 MPa
(720 to 4500 psi)
5 to 50 MPa
(720 to 7200 psi)
Degrees of protectionIP67, NEMA 4X, and JIS C0920 immersion proof
Output4 to 20 mA DC or FOUNDATION™ fieldbus or PROFIBUS PA 2-wire system with digital communication
Supply voltageBRAIN and HART:10.5 to 42 V DC (10.5 to 30 V DC for Intrinsically safe type)
Fieldbus:9 to 32 V DC (9 to 24 V DC for Entity model and 9 to 17.5 V DC for FISCO model)
Ambient temperature-40 to 85 deg C (-40 to 185 deg F) (general use type)
-30 to 80 deg C (-22 to 176 deg F) (with integral indicator)
Process temperature-40 to 120 deg C (-40 to 248 deg F) (general use type)
Maximum overpressure48 MPa (6750 psig)60 MPa (8500 psig)
Mounting2-inch pipe mounting
Wetted parts materialCapsuleSUS316L (Diaphragm material is Hastelloy C-276)
Cover flangeSUS316
HousingCast aluminum alloy or SUS316 equivalent stainless steel (optional)


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