HOT-TAP Valve Retractable Assemblies, 3rd Generation (3GVR) - Schematics

1½" & 2" 316 Stainless Steel (316SS) HOT-TAP Assemblies for 5X31, 5X41 & 5X51 pH Sensors & ORP Sensors


Secure Insertion & Removal directly into tank or pipe while process is running at pressures up to 100 psig

  • The schematics linked below provide all dimensional details necessary to ensure that the assembly will interface suitably with your process connections
  • Please note that all HOT-TAP assemblies must be installed with at least 15 degrees downward angle for the sensor installation to ensure proper operation
  • Always contact ASTI factory for specific recommendations for your planned process installation prior to specifying parts or purchase

Supporting Literature

Hotlink for Document

Complete HOT-TAP Cross-Sectional Installation Schematic

Complete HOT-TAP Assembly Cross-Sectional Drawing and Installation Schematics
Details of Sensor Holder & Extension Tube Parts (together called the insertion tube assembly) Cross Sectional & Isometric Details of Sensor Holder & Extension Tube Parts
Written installation procedures for insertion & removal of assembly from process Double Ball Valve Installation and Operations Instructions

Various close-up images are below for better visualization of the HOT-TAP assembly features: