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The EJA430A absolute pressure transmitter can be used to measure the pressure of liquids, gases, or vapors, and then convert it into a 4-20mA DC current signal output.
The EJA series supports BRANHART and FOUNDATION ™ Fieldbus or PROFIBSUS PA communication protocol.
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EJA430A pressure transmitter |
| A membrane box |
B membrane box |
| measuring range |
-0.1~3MPa
(-15~430psi) |
-0.1~14MPa
(-15~2000psi) |
| Measurement range |
0.03~3MPa
(4.3~430psi) |
0.14~14MPa
(20~2000psi) |
| accuracy |
±0.065% |
±0.065% |
| protection grade |
IP67，NEMA 4X， And JIS C0920 immersion proof type |
| Explosion proof specifications |
FM，CENELEC ATEX，CSA，IECEx |
| output signal |
4~20mA DC or FOUNDATION ™ Fieldbus or PROFIBUS PA two-wire digital communication |
| power supply |
BRAN and HART: 10.5~42V DC (intrinsic safety type: 10.5~30V DC)
Fieldbus: 9~32V DC (Intrinsic Safety Entity Mode 9~24V DC, Intrinsic Safety FISCO Mode 9~17.5V DC) |
| ambient temperature |
-40-85 ℃ (-40~185 ℉) (ordinary type)
-30~80 ℃ (-22~176 ℉) (with built-in indicator) |
| process temperature |
-40-120 ℃ (-40~248 ℉) (ordinary type) |
| Maximum overvoltage |
4.5MPa (645psig) |
21MPa (3000psig) |
| install |
2-inch pipe installation |
| Material of liquid receiving components |
Capsule |
SUS316L (diaphragm: Hastelloy C-276),
Hastelloy C-276, tantalum material, Monel |
| Container flange |
SUS316， Hastelloy C-276, Monel |
| casing |
Aluminum alloy or SUS316 stainless steel (optional) |
EJA430A - Selection Table
Basic specification code: EJA430A-DAS5A-92NN
| Item 1: Output signal |
| -D |
4-20mA DC/with digital communication (BRAN protocol) |
| -E |
4-20mA DC/with digital communication (HART protocol) |
| -F |
FF fieldbus communication |
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| Item 2: Measurement range (membrane box) |
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| Item 3: Material of liquid receiving parts |
| S |
JIS SCS14A JIS SUS316L JIS SUS316 |
| H |
JIS SCS14A Hastelloy C-276 JIS SUS316 |
| M |
JIS SCS14A Monel JIS SUS316 |
| T |
JIS SCS14A Tantalum JIS SUS316 |
| A |
Hastelloy C-276 Hastelloy C-276 Hastelloy C-276 |
| D |
Hastelloy C-276 Tantalum Hastelloy C-276 |
| B |
Monel Monel Monel Monel |
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| Item 4: Process Interface |
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0
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No process joint (RC1/4 internal thread on chamber flange) |
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1
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RC1/4 internal thread process joint |
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2
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RC1/2 internal thread process joint |
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3
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1/4NPT internal thread process joint |
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4
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1/2NPT internal thread process joint |
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5
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No process joint (1/4NPT internal thread on chamber flange) |
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| Item 5: Material of bolts and nuts |
| A |
JIS SCM435 3MPa 14MPa |
| B |
JIS SUS630 3MPa 14MPa |
| C |
JIS SUH660 3MPa 14MPa |
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| Item 6: Installation Method |
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-2
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Vertical piping connection, high pressure on the right, upper installation process joint |
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-3
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Vertical piping connection, high pressure on the right, lower installation process joint |
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-6
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Vertical piping connection, left high pressure, upper installation process joint |
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-7
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Vertical piping connection, left high pressure, lower installation process joint |
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-8
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Horizontal piping connection, high pressure on the right side |
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-9
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Horizontal piping connection, high pressure on the left side |
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| Item 7: Electrical Interface |
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0
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G1/2 internal thread, one electrical interface |
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2
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1/2NPT internal thread two electrical interfaces without blind plugs |
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3
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Pg13.5 internal thread two electrical interfaces without blind plugs |
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4
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M20 internal thread with two electrical interfaces, no blind plugs |
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5
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G1/2 internal thread two electrical interfaces, one blind plug |
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7
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1/2NPT internal thread two electrical interfaces, one blind plug |
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8
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Pg13.5 internal thread two electrical interfaces, one blind plug |
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9
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M20 internal thread with two electrical interfaces and one blind plug |
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| Item 8: Hidden Display Table |
| D |
Digital display table |
| E |
Digital display strap measurement range setting button |
| N |
not have |
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| Item 9: Installing the bracket |
| A |
JIS SECC 2 "pipe installation (flat type) |
| B |
JIS SUS304 2 "pipe installation (flat type) |
| C |
JIS SECC 2 "Pipe Installation (L-type) |
| D |
JIS SUS304 2 "Pipe Installation (L-type) |
| N |
not have |
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