Related Documentation - Distech Controls RS485 Installation Manual

COM n (e.g. COM3), TX (Transmit) and RX (Receive).
1
2 COM n +1 (e.g. COM4), TX (Transmit) and RX (Receive).
3 PWR — Green, remains lit while EC-BOS is powered.
LED pairs TX and RX operate as follows:
£ TX (yellow) — Transmit, flashes when the EC-BOS is sending data to a device connected on the RS485 trunk.
£
RX (green) — Receive, flashes when the EC-BOS is receiving data from a device on the RS485 trunk.
These LEDs are also visible when the front access door is opened.

Related Documentation

For more information on installing, configuring, and using the EC-BOS with Dual RS485 option module, refer to the following documents:
£
EC-BOS-8 and EC-BOS-9 Mounting and Wiring Guides
£ EC-BOS-8 and EC-BOS-9 Quick Start Guides
£ EC-BOS EC-Net 4 Install and Startup Guide
£ EC-Net Drivers Guide
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AX
Framework is a
Dual-RS485_IG_11_EN