1750 Series Poppet Valves Pilot Air Operated

Gases	Filtered lubricated or non-lubricated air, inet, sweet (natural) gases. Sour gas option available. (details on application)
Liquids	Low pressure hydraulic, mineral oil or water. (details on application)
Port(s)	1/4" – 1-1/2” NPT (BSP option available); 1/4" NPT pilot ports
Working Pressure	2 to 12 bar (30 to 174 psi)
Cv (Kv)	1/4” - 1.75 (25) 3/8” - 2.2 (31); 1/2” - 4.00 (57) 3/4” - 10.2 (146); 1” - 15.0 (214)1-1/4” - 20.0 (286); 1-1/2” - 28.0 (400)
Working Temperature	-20ºC to +180ºC (-4ºF to +356ºF); Low temperature version; -50ºC (-58ºF ) (optional)
Min Pilot Pressure	At 6.3 bar (90 psi) body pressure; 1/4” - 3/8” Spring return; 4.0 bar (58.0 psi); 1/2” - 1-1/2” Spring return; 3.0 bar (43.5 psi)
Maximum Flow	6 bar (87 psi), 1 bar (14.5 psi) differential; 1/4” - 2668 L/min (94 SCFM); 3/8” - 3521 L/min (124 SCFM); 1/2” - 6402 L/min (226 SCFM); 3/4” - 16005 L/min (565 SCFM); 1” - 24008 L/min (848 SCFM); 1-1/4” - 32010 L/min (1130 SCFM); 1-1/2” - 44814 L/min (1583 SCFM)
Construction Materials	Stainless Steel AISI 316L to NACE MR-01-75 Body; Stainless Steel AISI 316L to NACE MR-01-75 Poppet; 316 Stainless Steel Spring; 1/4”, 3/8” and 1/2” Fluoroelastomer seals; 3/4”, 1”, 1-1/4” and 1-1/2” Nitrile seals