### 3A)

1:1

1:n

No. | Name | Note
--- | --- | ---
(1) | COM port conversion adapter by Pro-face CA3-ADPCOM-01 |
(2) | Terminal block conversion adapter by Pro-face CA3-ADPTRM-01 |
(3) | User-created cable Connector Display side: Terminal Block External Deviceside: Terminal Block |
(4) | RS485 master cable by Sanmei Electronics Co., LTD. QT-RSM**M | Connect the cable to CN4 connector on External Device.
(5) | RS485 slave cable by Sanmei Electronics Co., LTD. QT-RSS | Connect one side of the cable to CN3 connector on External Device that's situated nearer Display. Connect the other side of the cable to CN4 connector on next External Device.

NOTE

- Short-circuit the CN3's 6 pin (RT) and the 5 pin (NRXD) of the terminated External Device so that 220W termination resistance is activated. We recommend using a QT-RST by Sanmei Electronics Co., LTD.
- Cable length: 20m or less. When use the CutyAxis3 series, make the length of each cable 10m max.