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IRA-4SS

IRA-4SS

The Welker® IRA-4SS Probe Regulator is designed to regulate a gas sample stream without interrupting pipeline flow. With AI Control, the probe automatically inserts and retracts using pipeline pressure.

IRA-4SS: Insert & Retract
Convenience

Ease of Operation

Insert and retract the probe at full pipeline pressure simply by turning four valves.

Regulation

The Process

The point of regulation and mitigation of the Joule-Thomson effect occur at the probe tip in the flowing stream.

IRA-4SS: Probe Tip
Precision

Diaphragm Design

The diaphragm design in the regulator optimizes low-pressure output sensitivity.

Specifications

IRA-4SS Auto-Insertion Probe Regulator
 IRA-4SS
Materials of Construction316/316L Stainless Steel
Seat MaterialTeflon®
Seal MaterialViton®
Pipeline Connection3/4" MNPT
Outlet Connection1/4" FNPT
Output Range Options0-25 psig
0-50 psig
20-100 psig
Insertion Length Options12"
18"
MountingVertical
Operating Pressure2160 psig MAOP @ -20 °F to 120 °F
Probe Diameter5/8" Shaft
Industry StandardsComplies with API 14.1, GPA 2166, and ISO 10715

Standard Options

IRA-4SS Auto-Insertion Probe Regulator
IRA
11%
IRA
Hardware

4S:

2160 psig operating pressure
Seat Material

T:

Teflon®
Type

O:

Diaphragm
Material

X:

316/316L Stainless Steel
Pipeline Connection

B:

3/4" MNPT
Plus Welker

For custom options, choose Plus Welker™.

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