Continuous Run Vent Unloaders

Features:
  • Self-contained unloading valve
  • No built-in head unloaders are required on the compressor
  • Contains all parts required: pilot valve / vent valve / check valve
  • Factory set cut-in and cut-out pressures as per customer specifications
  • Maximum / Minimum cut-out pressure: 250 PSI (1725 kPa) / 60 PSI (415 kPa)
  • Field Adjustable
  • Forged brass body, brass and zinc-plated steel internal components, stainless steel springs, and glass filled fluoropoymer poppets
Datasheet

Compression Fitting Inlet

ModelInlet FemaleOutlet FemaleVent OutletMax Flow RateCut-in (PSI)Cut-out (PSI)Weight (kg)Part No
LGM 201/2” NPT1/2” NPT3/8” NPT20 SCFM1091380.84002300
LGM 1251-1/4” NPT1-1/4” NPT1” NPT125 SCFM951152.84003000
LGM 20 Repair Kit available (4002400)
Features
  • Self-contained unloading valve
  • No built-in head unloaders are required on the compressor
  • Contains all parts required: pilot valve / vent valve / check valve
  • Compact and straight-through flow design
  • Factory set cut-in and cut-out pressures as per customer specifications
  • Minimum cut-out pressure: 250 PSI (1725 kPa)
  • Field Adjustable
  • Forged brass body, zinc-plated steel internal components, fluorocarbon piston ring, stainless steel springs, and glass filled fluoropoymer poppet
Options:
  • toggle unloading lever
  • lockout clip for dual control systems
  • vent port muffler
  • 1/8" NPT tapped port
Datasheet
ModelInletOutlet MaleVent Outlet FemaleMax Flow RateCut-in (PSI)Cut-out (PSI)Weight (kg)Part No
LGM 301/2” NPT F 1/2” NPT3/8” NPT30 SCFM1091380.54002330
LGM 301/2” Comp 1/2” NPT3/8” NPT30 SCFM951150.54002331
LGM 30Flare #8JIC1/2” NPT3/8” NPT30 SCFM951250.54002332
LGM 30 Repair Kit available (4002335)
Features
  • Self-contained unloading valve
  • No built-in head unloaders are required on the compressor
  • Contains all parts required: pilot valve / vent valve / check valve
  • Straight-through flow or 90° flow design
  • Factory set cut-in and cut-out pressures
  • Maximum / Minimum cut-out pressure: 250 PSI (1725 kPa) / 60 PSI (415 kPa)
  • Field Adjustable
  • Forged brass body, zinc-plated steel internal components, fluorocarbon piston ring, stainless steel springs, and glass filled fluoropoymer poppet
Options:
  • toggle unloading lever
  • lockout clip for dual control systems
  • vent port muffler
  • 1/8" NPT tapped port
Datasheet
ModelInlet FemaleOutlet MaleVent Outlet FemaleMax Flow RateCut-in (PSI)Cut-out (PSI)Weight (kg)Part No
LGM 401/2” NPT1/2” NPT3/8” NPT30 SCFM1091380.714002340