User guide

Homing Methods CME 2 User Guide

208 Copley Controls

E.3.11: Upper Home

Direction of Motion: Positive

Home is the positive edge of a momentary home switch. Initial direction of motion is

positive. If the initial motion leads away from the home switch, the axis reverses on

encountering the positive limit switch; then, if a negative limit switch is activated before the

home switch, an error is generated.

Home Switch

Positive Limit

Switch

Direction of Motion: Negative

Home is the positive edge of momentary home switch. Initial direction of motion is

negative if the home switch is inactive. If the initial motion leads away from the home

switch, the axis reverses on encountering the negative limit switch; then, if a positive limit

switch is activated before the home switch, an error is generated.

Home Switch

Negative Limit

Switch