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Home > Products > Regulators > Pressure-Reducing, Spring-Loaded > High-Sensitivity

High-Sensitivity

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High-Sensitivity Diaphragm-Sensing, Pressure-Reducing Regulators (KLF Series)

The KLF series provides high-sensitivity pressure control of gases or liquids with minimum droop in both low-flow and low-pressure applications.

 

Features

  •  Large-diameter convoluted, nonperforated diaphragm for increased pressure sensitivity
  •  Metal-to-metal diaphragm seal
  •  High-flow, dual-gauze type filter positively retained in inlet port

Technical Data

Maximum Inlet Pressure

  • 3600 psig (248 bar)

Pressure Control Ranges

  • 0 to 2.0 psig (0.13 bar) through 0 to 250 psig (17.2 bar)

Flow Coefficient (CV)

  • 0.02 and 0.06
  • 0.20 and 0.50 also available

Maximum Operating Temperature

  • 176ºF (80ºC) with PCTFE seat
  • 392ºF (200ºC) with PEEK seat

Weight

  • 4.0 lb (1.8 kg)

Ports

  • 1/4 in. female NPT inlet, outlet, and gauge ports

 

High-Sensitivity, Spring-Loaded, Pressure-Reducing Regulators (LRS[H]4 Series)

Featureshigh-sensitivity-pressure-reducing-spring-loaded-regulators

  • Diaphragm sensing
  • Large diaphragm for higher accuracy
  • Diaaphragm materials: PTFE standard; 316L SS optional for 0 to 130 psig (9 bar) pressure control range
  • Bottom mounting
  • Low torque minimizes stem wear
  • Removable knob
  • Non-venting
  • Cartridge valve assembly in LRSH4 for ease of service
  • Panel mounting - no disassembly required

Options

  • External feedback
  • Filter, 25 to 30 µm
  • NACE MR0175/ISO 15156-compliant models
  • Self venting
  • Special cleaning to ASTM G93 Level C

 

High-Sensitivity, Spring-Loaded, Pressure-Reducing Regulators (LPRS4, LPRS6, and LPRS8 Series)

Featuresgeneral-purpose-pressure-reducing-spring-loaded-regulators

  • Balanced valve design
  • Diaphragm sensing
  • Large diaphragm for higher accuracy
  • Suction tube for reduced droop
  • Ideal as second-stage regulator

Options

  • Anti-tamper
  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
  • Gauge connections-choice of 4 configurations

 

High-Sensitivity, Spring-Loaded, Pressure-Reducing Regulators (LPRS10 and LPRS15 Series)

Featureshigh-sensitivity-pressure-reducing-spring-loaded-regulators

  • Balanced valve design
  • Diaphragm sensing
  • High flow and high accuracy
  • Suction tube for reduced droop
  • Ideal as second-stage regulator

Options

  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
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