High Purity Air Operated Chemical Liquid Valve Suppresses the generation of particles and reduced footprint! Impact energy when the valve is closed (Proportional to V2) Valve closing speed [V] Existing model Flare type LQ3 Series Fully open Fully closed M he special structure allows for reduced impact when the T valve is closed as well as particle generation suppression. Exhaust air Special construction Special construction The special structure optimizes pilot air exhaust and reduces the valve closing speed just before the poppet hits the orifice. M ariations V Body class Valve type Orifice diameter

High Purity Air Operated Chemical Liquid Valve JLV20/30 Series Chemical-resistant materials are used. With indicator Visual confirmation of the valve open/close status Valve open Actuator section PVDF Poppet PTFE Hyper fittings Flare type LQ3 Series PVDF · Flare type collet construction · Triple-seal construction Valve width Mounting pitch Overall length A Valve width Mounting pitch Overall length A Mounting pitch Existing model Valve width M Applicable for applications requiring high pressure/high back pressure Expanded and standardized operating pressure/back pressure range Operating pressure:...

High Purity Air Operated Chemical Liquid Valve JLV 2 0 Z 07 Body class Symbol Pilot port thread type Symbol Thread type Rc1/8 Nil NPT1/8 N G1/8 F Valve type Symbol Applicable tubing size Fitting type Symbol Applicable tubing size 1/4" x 5/32" 3/8" x 1/4" Orifice diameter Cv factor Valve type Withstand pressure Operating pressure (1 R 2) [MPa] Back pressure Valve leakage Pilot air pressure 0 (with water pressure) Pilot port size Fluid temperature Ambient temperature Operating frequency Weight Description Actuator section Body

Pilot port Sensor (Breathing) port (E (When the valve is turned ON)) Precautions Be sure to read this before handling the products. Refer to the back cover for safety instructions. For high purity air operated chemical liquid valve precautions, refer to pages 5 and 6.

Applicable Fluids Material and Fluid Compatibility Check List for High Purity Air Operated Chemical Liquid Valves Chemical Ammonium hydroxide Isobutyl alcohol Isopropyl alcohol Hydrochloric acid Hydrogen peroxide Concentration 5% or less, 50°C or less Ethyl acetate Butyl acetate Nitric acid (except fuming nitric acid) Concentration 10% or less Deionized water (pure water) Sodium hydroxide (caustic soda) Concentration 50% or less Super pure water Hydrofluoric acid Sulfuric acid (except fuming sulfuric acid) Table symbols Phosphoric acid Concentration 80% or less : Can be used v : Can be used in...

JLV20/30 Series High Purity Air Operated Chemical Liquid Valve Precautions 1 Be sure to read this before handling the products. Design / Selection 1. onfirm the specifications. C Give careful consideration to the operating conditions, such as the application, fluid, and environment, and use within the specified operating ranges indicated in the catalog. 2. annot be used as an emergency shutoff valve, etc. C The valves presented in this catalog are not designed to be used as emergency shutoff valves in safety applications. If the valves are used in this type of system, other reliable safety assurance...

JLV20/30 Series High Purity Air Operated Chemical Liquid Valve Precautions 2 Be sure to read this before handling the products. Operating Air Supply 1. se clean air. U Do not use compressed air that contains chemicals, synthetic oils that include organic solvents, salt, corrosive gases, etc., as it can cause damage or malfunction. Operating Environment Warning 1. o not use in a location having an explosive atmosD phere. 2. o not use in a place subject to heavy vibration and/ D or shock. 3. o not use in locations where radiated heat will be D received from nearby heat sources. D 4. o not use in...

Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions indicate the level of potential hazard with the labels of “Caution,” “Warning” or “Danger.” They are all important notes for safety and must be followed in addition to International Standards (ISO/IEC)∗1), and other safety regulations. Caution indicates a hazard with a low level of risk which, if not avoided, could result in minor or moderate injury. Warning indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious...