IDEC High Performance Series - Manual (Page 540)

Chapter 2
522
External Device Setup Manual
21.3.3 Connection Diagram 3: VB0, VB1, VB2, VH (VB-CADP) - RS232C
Screw down terminal block D-sub, 9P connector plug type
Screw down terminal block Terminal
Screw down terminal block D-sub, 9P connector socket type