Tag: rs485

Waveshare RS485 to Ethernet Gateway: When It Is Enough and When It Is the Wrong Tool

A practical guide to when the Waveshare RS485 TO ETH (B) is a sensible low-cost bridge for Modbus meters, and when a complete monitor or industrial gateway is the better choice.

modbus-tcp home-assistant energy-monitoring Buying Guide rs485 modbus-rtu Waveshare Industrial Gateway

Chint DTSU666 vs Eastron SDM630: Which Meter Is More Practical for Solar Integration?

A practical comparison of the Chint DTSU666 and Eastron SDM630 for three-phase solar and energy monitoring projects, covering phase support, direct-current rating, Modbus data access, import/export visibility, inverter-led installs, Home Assistant fit, panel space, and which meter makes more sense in different real-world setups.

modbus energy-meter home-assistant Buying Guide Solar Monitoring three-phase meter rs485 chint-dtsu666 eastron-sdm630

Do You Need an RS485 to Ethernet Gateway for Home Energy Monitoring?

A practical guide to deciding whether an RS485 to Ethernet gateway is worth adding to a home or small-site energy monitoring setup, covering Modbus RTU meters, Modbus TCP dashboards, Home Assistant, wiring limits, reliability, gateway configuration, and when USB, Wi-Fi, or a native Ethernet meter is the better choice.

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