User guide

CME 2 User Guide Homing Methods

Copley Controls 207

E.3.10: Lower Home

Direction of Motion: Positive

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

positive if the home switch is inactive. Motion will reverse if a positive limit switch is

activated before the home 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 negative edge of a momentary home switch. Initial direction of motion is

negative. 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