Page 12 - Parker - Process control product selection guide
P. 12
Valves
Bleed and Purge Valves
BV Series (Catalog 4135-CV)
• Recommended for use in bleeding • Multi-valve manifolds or
hydraulic systems gauge/root valves
• Valve vents line pressure to
atmosphere or to containment
PG Series (Catalog 4135-CV)
• Vent hole in the cap bleeds, drains • Crimped cap ensures safe relief of
or purges system pressure system pressures
• Optional PTFE ball requires only
finger-tight torque to achieve a
leak-tight seal
Maximum Temperature Cv Body Material End Connections
Valve Model Operating Stainless
Groups Series Pressure Min Max 0.1 Brass Steel Alloy Min Max Catalog
10,000 psi -65 F 850 F
BV x x x 1/4" 1/2" 4135-CV
690 bar -54 C 454 C
Bleed and 4,000 psi -65 F 400 F
Purge Valves PG 276 bar -54 C 204 C x x x 1/8" 1/2" 4135-CV
30,000 psi -10 F 400 F 4234 and
MPBV x 9/16" 9/16"
2068 bar -23C 204 C 4135-CV
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