EKI-7657C _Manual_ed1 22
2.7 Wiring the Digital Inputs/Outputs EKI-7657C is equipped with two sets of digital input/output contacts of the terminal
block connector. Connect the wires to DI0, DI1, DO0, DO1, and GND respectively.
GND is the common ground for DI0, DI1, DO0, and DO1. Don’t connect DO0/DO1 to
the external device using power higher than 40V/200mA.
Figure 2.14: Pin Assignment of the DIDO Connector