133
9-3
Switches and Indicators
The front panel of the Position Control Unit is arranged for connections to the
Teaching Box (see operation manual), the External Display (see Section 11),
the servomotor drivers (see specifications in Appendix C), external input
switches, etc. In addition, four LEDs are located on the panel to indicate the
current status of the Position Control Unit.
ON
Flashing
OFF
X-axis indepen-
dent operation
Y-axis
independent
operation, stop
Hardware
normal
CW direction
operation
CCW direction
operation
System error,
command error
interpolation
Communications
error
Hardware
abnormal
No CW direction
operation
No CCW direction
operation
No
errors
RUN
X/Y
CW
CCW
ERROR
LED Display
M/D (Motor Driver) Converter
Connect the servomotor drivers here. This port has
I/O assignments for speed voltage, feedback input,
output 1, output 2, etc.
EXT-IN (External Input) Connector
Connect external inputs here necessary for
positioning such as origin, external interrupt, CW limit,
CCW limit, and emergency stop.
Peripheral Connector
Connect the Teaching Box or External Display here
as needed.
–––
–––
–––
Clockwise (CW) and counterclockwise (CCW) rotation of the motor shaft are
in reference to a viewer facing the shaft on the end of the motor that has no
lead cables attached, i.e., the end from which the shaft extends from the mo-
tor for connection.
Position Control Unit Front
Panel
Definition of CW and CCW
Switches and Indicators
Section 9-3