48 Connecting Data and Supply Cables WAGO-SPEEDWAY 767767-5203 Serial Interface (RS-232, RS-422/-485)ManualVersion 1.1.0Pos : 24.21 /Serie 767 ( WAGO-SPEED WAY)/Ansc hluss D aten- und Versorgungs kabel/I/O-M odule/Ansc hlus s_Seri elle Sc hni ttstellen 767- 5203_4xM12 @ 11\mod_1328524197725_21.doc x @ 87726 @ 2 @ 15.5 Connecting Interface CablesThe interface cables are used to connect external devices with a serial interface.When using cables that have not been pre-assembled, make sure that these cablesare equipped with M12 plugs rated to IP67. The following table outlinesconnection assignments:Table 25: Serial interfaces: Pin assignmentConnection Pin assignmentIN/OUTX3IN/OUTX4Pin RS-232 RS-485/RS-4221 RTS TX+ / Y2 TxD TX– / Z3 CTS RX+ / A4 RxD RX– / B5 GND GNDHousing Shield (screen) Shield (screen)Pos : 24.22 /D okumentati on allgemei n/Gli ederungsel emente/---Seitenwec hs el--- @ 3\mod_1221108045078_0.doc x @ 21810 @ @ 1