AV1 and AV2 Characterizable Pneumatic and Electro-Pneumatic Positioners Operating Instructions

This document provides operating instructions for ABB's AV1 and AV2 characterizable pneumatic and electro-pneumatic positioners, which are control devices designed for fast, sensitive, and accurate positioning of single- or double-acting linear or rotary actuators. It covers installation, calibration, gain and speed adjustments, and troubleshooting, with features including three-characterized cam segments (square root, linear, square) for application flexibility.