16/55
2.7 Interface
2.7.1 Serial Interface
The pin assignment and the shape of plug/socket connector of GP-477RE are
different from those of GP-4501T/TW.
To know the details about them, see [
Because of it, the existing PLC connection cables cannot be used as they are. If you
use the existing connection cables, see [
4.6 Cable Diagram at the time of
2.7.2 Auxiliary I/O Interface (AUX)
GP-4501T/TW is not equipped with Auxiliary I/O Feature. External Reset Input and
3 Outputs (RUN Output, System Alarm Output, and External Buzzer Output) that
can be used for GP-477RE cannot be used.