Tag: modbus

Buying Guides · Jul 26, 2026

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
Setup Tutorials · Jul 23, 2026

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.

gateway modbus-tcp modbus energy-meter home-assistant Solar Monitoring Setup Tutorial din-rail-meter rs485
Buying Guides · Jul 5, 2026

When a Three-Phase Meter Is Worth It for a Residential Solar Home

A practical decision guide for solar homes deciding whether a three-phase energy meter is worth installing, covering phase imbalance, inverter compatibility, import/export visibility, batteries, EV chargers, Home Assistant, Modbus meters, and when a simpler single-phase or whole-home monitor is enough.

modbus energy-meter home-assistant Solar Monitoring EV Charging import export battery monitoring three-phase meter
Buying Guides · Jun 5, 2026

Best Meter for Three-Phase Solar Homes: IAMMETER WEM3080T vs Eastron SDM630 vs Chint DTSU666

A practical comparison of three common meter paths for three-phase solar homes: IAMMETER WEM3080T, Eastron SDM630, and Chint DTSU666, with guidance on CT vs direct wiring, inverter compatibility, local data, Home Assistant, and import/export monitoring.

modbus energy-meter home-assistant IAMMETER Solar Monitoring three-phase meter Eastron Chint
Buying Guides · Jun 1, 2026

How to Choose an Energy Meter If You Care More About Data Access Than App Design

A practical guide to choosing an energy meter when data access matters more than a polished app, covering local APIs, MQTT, Modbus, cloud exports, Home Assistant, sampling intervals, ownership risk, and the trade-offs between open meters and app-first monitoring systems.

mqtt modbus energy-meter home-assistant smart-meter Solar Monitoring data-access local-api
Buying Guides · May 30, 2026

When a Wi-Fi Energy Meter Makes More Sense Than a Traditional DIN-Rail Meter

A practical guide to deciding when a Wi-Fi energy meter is the better fit than a traditional DIN-rail Modbus meter, covering retrofit difficulty, local data access, solar monitoring, Home Assistant, three-phase panels, reliability, and the trade-offs that matter before installation.

modbus energy-meter home-assistant Solar Monitoring wifi-energy-meter din-rail-meter