DSS Normally Open Atmospheric Reference Valve

Name: DSS Normally Open Atmospheric Reference Valve
Brand: HOKE
SKU: DSS

Model: DSS

The DSS Series diaphragm valve is a GC module with two normally open shut-off valves and an atmospheric reference.

Features

GC fast loop with atmospheric reference
Metal-to-metal seals to atmosphere to prevent leakage
Wide choice of materials for virtually all applications
Replaceable seats for extended service life
No dynamic o-rings, springs, or lubricant in wetted flow path to eliminate sample contamination
Very low internal volume 0.231 cc
Stacked diaphragms for extended service life
Pressures from vacuum (50 torr) to 500 psig (34 barg)

Operating Pressure	Vacuum (50 torr) to 500 psig (34 barg)
Test Pressure	2000 psig (138 barg)
Burst Pressure	8000 psig (552 barg)
Orifice Diameter	0.110" (2.8 mm)
Body Material	316L stainless steel, Monel® or Hastelloy® C-276
Seat Material	PCTFE or PEEK™
Flow Coefficient	0.20 Cv