Yokogawa Gauge Pressure Transmitter, EJA430E
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EJA430E Gauge Pressure Transmitter

Brand: Yokogawa Electric Corporation
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The EJA430E is a high-performance gauge pressure transmitter used to measure liquid, gas, or steam pressure.

Featuring Yokogawa DPharp sensor technology, the EJA430E delivers measurements accurately, quickly, and reliably.

EJA-E series models in their standard configuration, with the exception of the Fieldbus, PROFIBUS and Low Power types, are certified as complying with SIL 2 safety requirements.

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Specifications

Brand

Accuracy

  • ± (0.005 + 0.0035 URL/Span) % of Span for High Accuracy (Includes the Effects of Terminal-based Linearity, Hysteresis & Repeatability) - Capsule A & B
  • ± (0.005 + 0.0049 URL/Span) % of Span for High Accuracy (Includes the Effects of Terminal-based Linearity, Hysteresis & Repeatability) - Capsule H
  • ± (0.01 + 0.0045 URL/Span) % of Span (Includes the Effects of Terminal-based Linearity, Hysteresis & Repeatability) - Capsule A & B
  • ± (0.01 + 0.0063 URL/Span) % of Span (Includes the Effects of Terminal-based Linearity, Hysteresis & Repeatability) - Capsule H
  • ± 0.04 % of Span for High Accuracy (Includes the Effects of Terminal-based Linearity, Hysteresis & Repeatability)
  • ± 0.055 % of Span (Includes the Effects of Terminal-based Linearity, Hysteresis & Repeatability)

Adjustment

  • External Zero-Adjustment Screw
  • Push-Buttons

Alarm

  • Down-Scale: -5 %, 0.8 Vdc or Less - for 1-5 V HART
  • Down-Scale: -5 %, 3.2 mA DC or Less - for 4-20 mA HART/BRAIN
  • Up-Scale: 110 %, 21.6 mA DC or more (Standard) - for 4-20 mA HART/BRAIN
  • Up-Scale: 110 %, 5.4 Vdc or more (Standard) - for 1-5 V HART

Ambient Temperature Range

  • -30° to 80° C (-22° to 176° F) with LCD Display
  • -40° to 85° C (-40° to 185° F)

Approvals & Certifications

  • IEC 61508: 2000, SIL 2 Capability for Single Transmitter Use, SIL 3 Capability for Dual Transmitter Use
  • Leak Test
  • Material Certificate
  • Pressure Test

Approvals & Certifications

  • ATEX Flameproof, Intrinsically Safe
  • CSA Explosion-proof & Intrinsically Safe
  • EMC EN 61326-1 Class A, EN 61326-2-3, EN 61326-2-5 (For Fieldbus)
  • FM Explosion-proof & Intrinsically Safe Approval
  • IEC Ex Intrinsically Safe & Flameproof Approval
  • NAMUR NE43
  • PED 2014/68/EU
  • PED 97/23/EC

BSP Connection

  • 1/2” BSPT Female
  • 1/4” BSPT Female

Burst Pressure

  • psi: 10,000 (MPa: 69, bar: 690) - for Wetted Parts Material S
  • psi: 6,800 (MPa: 47, bar: 470) - for Wetted Parts Material Other Than S

Cable Material

  • Polyethylene Insulated PVC Sheathed

Communication

  • BRAIN
  • FOUNDATION Fieldbus
  • HART
  • PROFIBUS PA

Consumption

  • 0.96-3 mA - Power
  • 27 mW - Power

Current

  • 6,000 A, Max.

Damping Adjustment

  • 0 to 100 seconds

Diagnostics

  • Configuration Error
  • CPU Failure
  • Hardware Failure
  • Over-Range Error
  • User Configurable Process Alarm for Pressure

Diaphragm Material

  • Hastelloy C-276

Display

  • 10-Segment User-Configurable Signal Characterizer for 4-20 mA Output - Signal Characterizer
  • 5-Digit Numerical Display
  • 6-Digit Unit Display
  • Bar Graph
  • LCD Display

Distance

  • 0 to 2 Kilometers (1.25 Miles) when Using CEV - BRAIN Communication Distance

Drain, Vent Valves & Plug

  • 316 Stainless Steel
  • Hastelloy C-276
  • Monel
  • Super Duplex Stainless Steel

Electrical Connectors

  • 1/2” NPT Female
  • Blind Plug
  • G 1/2” Female
  • M20 Female

Enclosure Finish

  • Anti-Corrosion Coating
  • Deep Sea Moss Green Paint (Munsell 0.6 GY3.1/2.0 or its Equivalent)
  • Polyurethane Paint

Enclosure, Body Material

  • ASTM CF-8M Stainless Steel
  • Low Copper Cast Aluminum Alloy

Environmental Protection

  • IP66
  • IP67
  • NEMA 4X

Fill Material

  • Fluorinated Oil
  • Silicone

Flange Material

  • ASTM CF-8M - Cover Flange
  • Hastelloy C-276 Equivalent - Cover Flange
  • Monel - Cover Flange
  • Super Duplex Stainless Steel Equivalent - Cover Flange

Gasket Material

  • Fluorinated Rubber - Process Connector
  • Gold-Plated 316L Stainless Steel - Capsule Gasket
  • PTFE Teflon - Process Connector
  • Teflon-Coated 316L Stainless Steel

Humidity

  • 0 to 100 % Relative Humidity

Hysteresis

  • ± 0.05 % of Span

Input Impedance

  • 10 kiloohms or more at 2.4 kHz - Communicating Device

Length

  • 4.6” (119 mm) - Long Vent

Linearization

  • ± 0.055 % of Span

Load

  • 0 to 1,290 ohms - for Operation - for 4-20 mA HART/BRAIN
  • 0.22 µF or Less - Load Capacitance
  • 250 to 600 ohms for Digital Communication - for 4-20 mA HART/BRAIN
  • 3.3 MH or Less - Load Inductance

Materials of Construction

  • 304 Stainless Steel - Mounting Bracket
  • 316 Stainless Steel - Name Plate & Tag & Vent, Mounting Bracket

Maximum System Pressure

  • psi: 2,300 (kPa: 15,860, bar: 159)

Mounting

  • 2” Pipe Mounting Bracket

Mounting Position Effect

  • Tilting up to 90° will cause Zero Shift up to 0.4 kPa

NACE & NIST

  • NACE MR-0103

NPT Connection

  • 1/2” NPT Female
  • 1/4” NPT Female

Nut & Bolt Material

  • 316L Stainless Steel
  • 660 Stainless Steel
  • B7 Carbon Steel

O-Ring Material

  • Buna-N - Cover O-Ring
  • Fluororubber (Optional) - Cover O-Rings

Operating Temperature

  • -20° to 80° C (-4° to 176° F) - Oil-prohibited Use

Output

  • 0.9-5.4 Vdc
  • 1-5 Vdc (3 or 4-Wire Low Power with HART)
  • 3.6-21.6 mA
  • 3.8-20.5 mA
  • 4-20 mA DC (2-Wire)

Output Load

  • 1 Megaohm or Greater (Meter Input Impedance) - for 1-5 V HART

Overpressure & Static Pressure Limits

  • psi: 2,300 (kPa: 16,000, bar: 160) - Capsule H & A, Max.
  • psi: 3,600 (kPa: 25,000, bar: 250) - Capsule B, Max.

Power

  • 24 Vdc

Power Supply Effect

  • ± 0.005 % Per Volt (From 21.6 to 32 Vdc, 350 ohms)

Pressure Range

  • bar: -1 to 160
  • kPa: -100 to 16,000
  • psi: -14.5 to 2,300

Pressure Type

  • Gauge

Process Connection Material

  • ASTM CF-8M
  • Hastelloy C-276 Equivalent
  • Monel
  • Super Duplex Stainless Steel Equivalent

Process Temperature

  • -40° to 120° C (-40° to 248° F)

Repeatability

  • ± 0.055 % of Span

Response Time

  • 150 milliseconds for H Capsule with Wetted Parts Material Code H, M, T, A, D, B & W
  • 90 milliseconds

Screw Material

  • 316 Stainless Steel - Zero-Adjustment Screw & Set Screws

Stability

  • ± 0.1 % of URL Per 7-Years

Supply Pressure - Maximum

  • Inches WC: 2,000 - Capsule H
  • psi: 2,300 (MPa: 16, bar: 160) - Capsule B
  • psi: 500 (MPa: 3.5, bar: 35) - Capsule A
  • psi: 72.52 (kPa: 500, bar: 5) - Capsule H

Supply Voltage

  • 10.5-30 Vdc - Intrinsically Safe, Typical N, or Non-Incendive Typical (4-20 mA HART/BRAIN)
  • 10.5-32 Vdc - Lightning Protector (4-20 mA HART/BRAIN)
  • 10.5-42 Vdc - General Use & Flameproof Typical (4-20 mA HART/BRAIN)
  • 16.6 Vdc Min. - Digital Communications, BRAIN & HART
  • 24 Vdc, 0 to 550 ohms Load
  • 9-28 Vdc - General Use & Flameproof Typical for 1-5 V HART
  • 9-32 Vdc - Transmitter Power for Fieldbus Communication Typical

Temperature Effect

  • ± (0.083 % of Span + 0.014 % of URL) Per 28° C (50° F) - Capsule A & B Ambient Temperature Effects
  • ± (0.083 % of Span + 0.02 % of URL) Per 28° C (50° F) - Capsule H Ambient Temperature Effects

Update Time

  • 45 milliseconds - Pressure

Vibration Effect

  • < ± 0.1 % of URL - IEC 60770-1 Field with General Application or Pipeline with Low Vibration Level (10-60 Hz, 0.15 mm Displacement / 60-500 Hz, 2 G)
  • < 0.1 % of URL - IEC 60770-1 Field or Pipeline with High Vibration Level (10-60 Hz, 0.21 mm Displacement / 60-2,000 Hz, 3 G)

Wetted Materials

  • 316L Stainless Steel - Capsule
  • F316L Stainless Steel
  • Hastelloy C-276 - Capsule
  • Monel - Capsule
  • Tantalum - Capsule

Zero Offset

  • External Zero is Continuously Adjustable with 0.01 % Incremental Resolution of Span

Documentation

Data Sheets

Brochure

Certificate

Document

Engineering Tools

Manual

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