Switch input with self –lock.
One terminal of the switch connects to GND.
The other terminal of the switch connects to
the input.
When the switch closed, the mode is
automatic mode. When the switch is opened,
the mode is manual mode. Under the manual
mode, Z axis motor is controlled by the
RDC633XM. Under automatic mode, the Z
axis motor is controlled by the LFS.
High level (GND)valid