Satchwell AF Keyboard 700 COE Enthalpy Selector Installation Guide

This document is a technical specification and installation guide for the Satchwell AF Keyboard 700 COE Enthalpy Selector, an energy economiser for air conditioning systems. It describes how the module measures and compares the total heat content (enthalpy) of fresh and return air to control dampers, offering selector, comparator, and controller modes with relay or 0-10V modulating outputs.