INTRODUCING THE BP-LF690...
The BP-LF690 is a piston-sensed low-flow back pressure regulator for gas or liquid applications. The gas version includes a thermoplastic seat, whilst the liquid version features metal-to-metal seating. In addition to Stainless Steel, it is available in a range of materials including Titanium, Vespel® and Hastelloy®.
The BP-LF690 accurately controls inlet pressure and vents excess pressure back via the threaded 1/2" NPT / BSP or 9/16" MP outlet port.
PLEASE CONTACT THE PRESSURE TECH OFFICE IF YOUR ORDER HAS ANY SPECIAL MODIFICATIONS OR REQUIREMENTS.
APPLICATIONS: • Chemical injection systems • Valve test rigs • Liquid sampling • Supercritical liquid
FEATURES: • Piston-sensing element
• Range of seat materials
• Optional air actuator
• Low Cv (0.02)
Design Proof pressure
550 bar (7,975 psi)
Up to 414 bar (6,000 psi)
150% max. working pressure
In accordance with ANSI/FCI 70-3