MS2000 or RM2000 syntax

Shortcut	EP
Format	EP [axis]=[-1 or 1]…
Units	-1 or +1 only
Remembered	Using SS Z

Tiger syntax

Shortcut	EP
Format	EP [axis]=[-1 or 1]…
Units	-1 or +1 only
Type	Axis-Specific
Remembered	Using [addr#]SS Z

Values are -1 and 1. Adapts the firmware to the counting direction of the motor encoders. This setting is normally set by ASI and not changed.

See also CUSTOMA Z command which allows changing polarity of the coordinate system. Normally it is better to change that rather than the EPOLARITY setting.