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Product description
EJA438 Diaphragm Sealed Gauge Pressure Transmitters
Diaphragm Sealed Gauge Pressure Transmitters
Diaphragm seal is used to prevent process medium from entering directly into the pressure-sensing assembly of the pressure transmitter. It is connected to the transmitter using capillary filled with fill fluid.
Models EJA438W and EJA438N Diaphragm Sealed Gauge Pressure Transmitters can be used to measure liquid, gas or steam pressure.
They output a 4 to 20 mA DC signal corresponding to the measured pressure. The EJA Series is available with BRAIN, HART, FOUNDATION™ fieldbus or PROFIBUS PA communication protocols.
EJA438a EJA438b EJA438A EJA438A EJA438 EJA438 EJA438 EJA438 PRODUCTS INFO
Model |
Application |
Type |
Capsule |
Measurement Span |
Maximum Working Pressure |
||
kPa |
inH2O |
MPa |
psi |
||||
|
Gauge |
Flush |
A |
0.06 to 3 MPa |
8.6 to 430 psi |
Based on Flange Rating |
|
Extended |
A |
0.06 to 3 MPa |
8.6 to 430 psi |
Models EJA438W, EJA438N Diaphragm Sealed Gauge Pressure Transmitters can be used to measure liquid, gas, or steam flow as well as liquid level, density, and pressure.
|
Diaphragm Sealed Gauge Pressure Transmitters |
||
EJA438W/EJA438N |
EJA438W |
EJA438N |
|
Range |
-0.1 to 3 MPa |
-0.1 to 14 MPa |
-0.1 to 7 MPa |
Span |
0.06 to 3 MPa |
0.46 to 14 MPa |
0.46 to 7 MPa |
Accuracy |
±0.2% |
±0.2% |
±0.2% |
Degrees of protection |
IP67, NEMA 4X, and JIS C0920 immersion proof |
||
Certificates |
FM, CENECEC ATEX, CSA, TIIS, IECEx |
||
Output |
4 to 20 mA DC or FOUNDATION™ fieldbus or PROFIBUS PA 2-wire system with digital communication |
||
Supply voltage |
BRAIN and HART:10.5 to 42 V DC (10.5 to 30 V DC for Intrinsically safe type) |
||
Ambient temperature |
-40 to 60 deg C (-40 to 140 deg F) (general use type) |
||
Process temperature |
-50 to 300 deg C (-58 to 572 deg F) |
||
Maximum working pressure |
Max. measurement range valve |
||
Mounting |
Transmitter: 2-inch pipe mounting |
||
Process flange size |
Flush type: 3-inch (80mm), 2-inch (50mm) |
||
Diaphragm material |
SUS316L, Hastelloy C-276, Tantalum, Titanium |
||
Process flange material |
S25C, SUS304, SUS316 |
||
Housing |
Cast aluminum alloy or SUS316 equivalent stainless steel (optional) |
All the EJA EJX Series Made in Japan and Original Yokogawa,
No Made in China products
We also SUPPLY Ohter Pressure Transmitters
Our business on Yokogawa instrument: |
EJX-A Pressure Transmitters: EJX110A,EJX115A,EJX118A,EJX120A,EJX130A,EJX210A,EJX310A,EJX430A,EJX438A EJX440A,EJX510A/EJX530A,EJX610A/EJX630A,EJX910A,EJX930A
EJA-A Pressure Transmitters: EJA110A,EJA115,EJA118,EJA120A,EJA130A,EJA210A/EJA220A EJA310A,EJA430A,EJA438,EJA440A,EJA510A/EJA530A
EJA-E Pressure Transmitters, New series YTA Series Temperature Transmitters YTA110 Temperature Transmitter YTA50 Temperature Transmitter YTA70 Temperature Transmitters YTA310/YTA320 Temperature Transmitters YTA510 Wireless Temperature Transmitters YTMX580 Multi-Input Temperature Transmitter |
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