Yokogawa EJA310A Absolute Pressure Transmitter

Model

Optional

codes

Description

EJA310A

··········

Absolute pressure transmitter

OutputSignal

-D·······

-E········

-F········

-G·······

4 to 20 mA DC with digital communication (BRAIN protocol)

4 to 20 mA DC with digital communication (HART protocol, refer to GS 01C22T01-00E)

Digital communication (FOUNDATION Fieldbus protocol, refer to GS 01C22T02-00E)

Digital communication (PROFIBUS PA protocol, refer to GS 01C22T03-00E)

Measurement span (capsule)

L········

M········

A········

0.67 to 10 kPa {5 to 75 mmHg} {0.2 to 2.95 inHg abs} {6.7 to 100 mbar}
1.3 to 130 kPa {9.6 to 960 mmHg} {0.38 to 38 inHg abs} {13 to 1300 mbar}

0.03 to 3 MPa {0.3 to 30 kgf/cm2} {4.3 to 430 psia} {0.3 to 30 bar}

Wetted parts

material^6

S·········

[Body]               [Capsule]                [Vent plug]
SCS14A^1         SUS316L^2             SUS316^7

process connections

0········

1········

2········

3········

4········

5········

without process connector (Rc1/4 female on the cover flanges)
with Rc1/4 female process connector
with Rc1/2 female process connector
with 1/4 NPT female process connector
with 1/2 NPT female process connector
without process connector (1/4 NPT female on the cover flanges)

Bolts and nuts material

A········

B········

C········

                         [Maximum working pressure]
                (L capsule)             (M capsule)                  (A capsule)
SCM435    10 kPa abs               130 kPa abs               3 MPa abs
               {75 mmHg abs}     {960 mmHg abs}         {30 kgf/cm2 abs}
SUS630      10 kPa abs             130 kPa abs               3 MPa abs
SUH660       10 kPa abs            130 kPa abs               3 MPa abs

Installation

2········

3········

6········

7········

8········

9········

Vertical impulse piping type, right side high pressure, process connector upside^3

Vertical impulse piping type, right side high pressure, process connector downside^3
Vertical impulse piping type, left side high pressure, process connector upside^3
Vertical impulse piping type, left side high pressure, process connector downside^3
Horizontal impulse piping type, right side high pressure^4
Horizontal impulse piping type, left side high pressure^4

Electrical connection

0········

2········

3········

4········

5········

7········

8········

9········

A········

C········

D········

G1/2 female, one electrical connection
1/2 NPT female, two electrical connections without blind plug
PG 13.5 female, two electrical connections without blind plug
M20 female, two electrical connections without blind plug
G1/2 female, two electrical connections and a blind plug
1/2 NPT female, two electrical connections and a blind plug
PG 13.5 female, two electrical connections and a blind plug
M20 female, two electrical connections and a blind plug
G1/2 female, two electrical connections and a SUS316 blind plug
1/2 NPT female, two electrical connections and a SUS316 blind plug
M20 female, two electrical connections and a SUS316 blind plug

Integral indicator

D········

E········

N········

Digital indicator

Digital indicator with the range setting switch^5

(None)

Mounting bracket

A········

B········

J········

C········

D········

K········

N········

SECC Carbonsteel                  2-inch pipemounting(flat type)

SUS304                                   2-inch pipe mounting(flat type)

SUS316                                   2-inch pipe mounting(flat type)

SECC Carbonsteel                  2-inch pipe mounting(L type)

SUS304                                   2-inch pipe mounting(L type)

SUS316                                   2-inch pipe mounting(L type)

(None)

Optional codes

/◊Optional specification