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Pressure Tech BP-LF690 Low-Flow Piston-Sensed Back Pressure Regulator

BP-LF690

Low-Flow Back Pressure Regulator: Gas or Liquid / Piston / Max. Rating: 550bar (7,975psi) / Control Range: Up to 414bar (6,000psi) / Cv 0.1 or 0.02
* Basic Model
BP-LF690G (Gas)
BP-LF690G (Gas)
BP-LF690H (Liquid)
* Cv Value
0.1
0.1
0.02
* Body Material
316SS
316SS
* Control Range
Up to 50bar (725psi)
Up to 50bar (725psi)
Up to 100bar (1,450psi)
Up to 140bar (2,030psi) - Air Actuated
Up to 200bar (2,900psi)
Up to 414bar (6,000psi)
* O Ring
NBR
NBR
FKM/FPM
* Inlet / Outlet Connections
1/4" MP
1/4" MP
1/4" BSP
1/4" NPT
3/8" MP
3/8" BSP
3/8" NPT
1/2" MP
1/2" BSP
1/2" NPT
* Porting Configuration
BL
Select Porting Configuration
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Part Order Number:
checkBPLF690G - 01 - S - 50S - N - 02A - BL
Pressure Tech BP-LF690 Low-Flow Piston-Sensed Back Pressure RegulatorPressure Tech BP-LF690 Low-Flow Piston-Sensed Back Pressure RegulatorPressure Tech BP-LF690 Low-Flow Piston-Sensed Back Pressure RegulatorPressure Tech BP-LF690 Low-Flow Piston-Sensed Back Pressure Regulator
 
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Typical lead time: 6 working weeks
VIEW ACCESSORIESSee example of accessories typically ordered with this product.
 Product OverviewFeaturesSpecificationDownloads 
Overview
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 NPT, BSP or MP outlet port of up to ½".

PLEASE CONTACT THE PRESSURE TECH OFFICE IF YOUR ORDER HAS ANY SPECIAL MODIFICATIONS OR REQUIREMENTS.
Accessories
PT-C-061-003-RING & PT-C-061-003-001-RING Panel Mount Ring
 
morePT-C-061-003-RING & PT-C-061-003-001-RING Panel Mount Ring
Panel Mount Ring: Stainless Steel or Aluminium / Suitable for Bodies with 65mm Diameter / Used on BP-LF550, BP-LF690, BP-MF690 (05), BP-MF690 (15), LF-690, LF-691, LF-692 and MF-414
  
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