Description
This device is one of the lowest cost units on the market yet has some features that make it stand out, specifically the three status LEDs which show incoming and outgoing data activity. A yellow Error LED indicates wiring faults in the network. It lights up when nodes have reversed 24VAC polarity.
Sharing a transformer across devices is common in building automation, making consistent 24VAC difficult. The LED quickly identifies issues, simplifying troubleshooting and debugging.
Dimensions:
Wiring Diagram：
RS485 is a multi-drop network, it can connect Tstat and controller, perfectly transferring and receiving the data. The devices can be up to 254.
Overall, this USB to RS485 Converter delivers an excellent balance of affordability, reliability, and practical diagnostics. Status LEDs clearly show data activity in real time. Error indicator quickly identifies wiring issues for easy troubleshooting. A cost-effective solution that saves time during installation. A smart, dependable choice for long-term maintenance.
