DOUBLE-STAGE DIAPHRAGM REGULATORS MODEL WR1D

Features

Double-stage diaphragm structure

Corrugated diaphragm design for excellent sensitivity and cycle life

Suitable for corrosive and toxic gases 20 µm filter element installed at inlet

Oxygen environment options are available

Technical Data

Max Inlet Pressure: 3000, 4500 psig

Outlet Pressure Range: 0~30, 0~60, 0~100, 0~150, 0~250 psig

Component Material

Seat: PCTFE

Diaphragm: Hastelloy

Filter mesh: 316L

Working Temperature: -40~+74 °C (-40~+165 °F)

Leakage Rate (Helium)

Internal: ≤1x10^-7 mbar l/s

External: ≤1x10^-9 mbar l/s

Flow Coefficient (Cv): 0.05

Body Thread

Inlet port: 1/4 NPT

Outlet port: 1/4 NPT

Pressure port: 1/4 NPT

Cleaning Technics

Standard (WK-BA)

The welded fittings are cleaned in accordance with our standard cleaning and packaging specifications.

No suffixes need to be added when ordering.

Oxygen Cleaning (WK-O2)

Specifications for cleaning and packaging of products for oxygen environments are available.

This meets ASTM G93 Class C cleanliness requirements. When ordering , add-O2 to the end of the order number.