GEWU DOCUMENTATION
Everything you need, in one place.
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WIKI / LIVE
Welcome to GEWU documentation
Manuals, APIs, protocols and troubleshooting resources are continuously updated.
01
Quick Start
Installation, wiring and first configuration
102Product Manuals
Browse by family and model
1903API & Protocols
MQTT, HTTP, Modbus and protocols
604Debug & Support
Tools, FAQs and firmware
105Solution
Devices, networks, platforms and services designed to deploy, operate and scale.
2DocumentCategoryPublished
Device Quick StartQuick Start2026-08-01 ↗GW-GG-PRO Product Manual SL651Product Manuals / IoT Gateways2026-07-20 ↗GW-GC-R Remote‑controlled Intelligent Gate HoistProduct Manuals / Smart Valves & Gates2026-08-27 ↗GW-GC-A Smart Gate ManualProduct Manuals / Smart Valves & Gates2026-07-10 ↗MQTT Device APIAPI & Protocols / MQTT2026-06-18 ↗Modbus RTU Register MapAPI & Protocols / Modbus2026-06-08 ↗GWGT-T1 Data Terminal GuideProduct Manuals / IoT Gateways2026-08-20 ↗GW-GG-A Standard Gateway RTU GuideProduct Manuals / IoT Gateways2026-08-20 ↗GW-GG-W Waterproof RTU GuideProduct Manuals / IoT Gateways2026-08-20 ↗GW-GG-M Mini Gateway GuideProduct Manuals / IoT Gateways2026-08-20 ↗GW-GC-S Compact Smart Gate GuideProduct Manuals / Smart Valves & Gates2026-08-20 ↗GW-GC-D Intelligent Steel Cable-driven Double Hinged GateProduct Manuals / Smart Valves & Gates2026-08-20 ↗GW-LS-RA1 60GHz Radar Level Sensor GuideProduct Manuals / Level & Water Sensors2026-08-20 ↗GW-LS-RA2 80GHz Radar Level Sensor GuideProduct Manuals / Level & Water Sensors2026-08-20 ↗GW-LS-EW Electronic Water Ruler GuideProduct Manuals / Level & Water Sensors2026-08-20 ↗GW-LS-ML Magnetostrictive Level Sensor GuideProduct Manuals / Level & Water Sensors2026-08-20 ↗Smart Solution for Internet of Things in GreenhousesSolution / Smart Agriculture Solutions2026-08-28 ↗GW-LS-CL Capacitive Level Sensor GuideProduct Manuals / Level & Water Sensors2026-08-20 ↗GW-CO-GARY Gray Code to RS485 Converter GuideProduct Manuals / Converter2026-08-20 ↗GW-CO-SDI SDI12 to 485 Converter GuideProduct Manuals / Converter2026-08-20 ↗GW-VC-A Intelligent Irrigation ValveProduct Manuals / Smart Agriculture Devices2026-08-20 ↗GW‑WS‑A Solar‑powered Low‑power Weather StationProduct Manuals / Smart Agriculture Devices2026-08-20 ↗GW-GC series intelligent gate control MQTT protocol API & Protocols / MQTT2026-09-07 ↗Smart Farming SolutionSolution / Smart Agriculture Solutions2026-09-01 ↗GW-IVC Intelligent Variable‑Frequency Control CabinetProduct Manuals / Smart Agriculture Devices2026-08-20 ↗GW-LS-RF 4G Rice Field Water Level Gauge MQTT Protocol API & Protocols / MQTT2026-09-07 ↗GW-VC series valve control MQTT protocol API & Protocols / MQTT2026-09-07 ↗Troubleshooting GuideDebug & Support2026-05-30 ↗GEWUIOT API DescriptionAPI & Protocols / HTTP API2026-09-07 ↗