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HOT-TAP Sensor Valve Retraction & Insertion Assembly
Compatible Sensor Selection Guide

The 1 ¼" Valve Retraction Assembly can only support the smaller 3/4" read-threaded MNPT sensors.  These sensors are provided to legacy support purposes for existing users of the old double ball valve retraction assemblies.  No new installation should use these smaller 3/4" MNPT rear-threaded sensors as they cannot provide the lifetime and performance of the standard size 1" MNPT read-threaded sensors.

Compatible 3/4" MNPT Rear-Threaded Sensors (ONLY SUPPORTED FOR LEGACY INSTALLATIONS)

pH Sensors & ORP Sensors

Recommended Models - 6X12, 6X32 & 6X42 - See Immersion Sensor Selection Guide Webpage 3/4"-3/4" MNPT Section

Ion Selective Sensors

Recommended Models - 6XX0 & 8XX0 - See Organic Membrane Sensor Selection Guide & Solid-State Ion Selective Sensor Selection Guide Webpages See 3/4"-3/4" MNPT Column

The 1-½" & 2" Valve Retraction Assembly can support all of the standard 1" MNPT rear-threaded sensors.  The 2" valve retraction assembly is recommended for slurry and viscous process media whereas the 1-½" valve retraction assembly should be sufficient most clean solution valve retraction installations.

Compatible 1" MNPT Rear-Threaded Sensors

pH Sensors & ORP Sensors

Recommended Models - 6X31, 6X41, 6X51 & 8X31, 8X41, 8X51 - See Immersion Sensor Selection Guide Webpage See 3/4"-1" MNPT Section & Twist Lock Sensor Selection Guide

Ion Selective Sensors

Recommended Models - 6XX0 & 8XX0 - See Organic Membrane Sensor Selection Guide & Solid-State Ion Selective Sensor Selection Guide Webpages See 3/4"-1" MNPT & 1" MNPT Twist Lock Columns

Advanced Sensor Technologies, Inc.
603 North Poplar Street, Orange, California 92868-1011 USA
Tel: + (1) 714-978-2837  Toll-Free: + (1) 888-969-2784 Fax: + (1) 714-978-6339 Website: http://www.astisensor.com
Manufacturing Long-Lasting Industrial pH Sensors, ORP sensors, Ion Selective Sensors & Conductivity Sensors for Difficult Inline Process Control Measurement and Monitoring Applications
Supplying Research Grade pH Electrodes, ORP Electrodes, Ion Selective Electrodes and Conductivity Electrodes for Laboratory Testing
Offering industry leading product developments and research services for OEM manufacturers and resellers requiring pH, ORP and Ion Selective Measurements for Medical In-Vitro and In-Vivo Applications and Industrial Inline, Immersion and Submersible Measurements