Orca Series Modbus over Half-Duplex RS485 UG230323 CONTENTS REVISION HISTORY............................2 Overview................................3 Signal Connections............................3 Table of required connections.........................3 RJ45 Pin descriptions for half duplex operation................. 3 Orca Firmware Requirements..........................4 Firmware version compatibility.......................4 Example system wiring.............................4 JZ-RJ45-8/8 Example Wiring........................5...
UG230323 VERVIEW This document is intended for people who intend to connect an Orca Series motor to a PLC, HMI, etc, using a half-duplex RS485 connection. Since the Orca Series motors feature a full-duplex RS485 interface, the 4-wire interface must be properly bridged to a 2-wire interface.
2023 XAMPLE SYSTEM WIRING A convenient and effective way to bridge A/Y and B/Z signals from the Orca Series PCB is with an RJ45-to-screw terminal interface board. The JZ-RJ45-8/8 is an example of a breakout board that interfaces with a DIN rail for mounting next to a PLC. There are many other solutions on the market for this purpose as well.
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