Zemismart 120A Zigbee RS485 Smart Energy Meter 3 Phase Power Monitor Work with Tuya Withdrawable Split-core CTs 120V 240V Note Before Order: - The default data reporting time for Zigbee Version SDM01 is 600 seconds, and for WiFi Version is 300 seconds. - This product cannot be directly connected to ZHA, and can only be paired with Home Assistant through the Zigbee2mqtt dongle. - It can only measure the total energy and cannot measure the energy of each phase separately. - The bidirectional monitoring function can only be viewed on Home Assistant and cannot be displayed on the Tuya app. - WARNING:Single-Phase 120V (1P+N) system is strictly prohibited.The device requires all 3 phases connected to operate at 120V (L-N). Feature: - Dual Communication: RS485 Modbus + Zigbee or RS485 Modbus + WiFi, One meter, two communication options. Use Zigbee or WiFi for smart home monitoring or RS485 Modbus for professional energy management systems.Perfect for smart homes, energy management systems, and commercial applications. - WiFi Version: No need hub or gateway, works with WiFi 2.4Gh, Tuya App/ Smart Life App control. - Zigbee Version: support Tuya Zigbee Hub control/Home Assistant control via Zigbee2mqtt dongle( For details, please refer to this link: ) - Electrical Measurement: High-Accuracy metering (class 1)/Real-time Measurement/Bi-directional Monitoring/Three Phase & Individual Phase Monitoring/Different CT size up to 120A Meaurement. - Bi-directional Measurement: Bi-directional measurement of power and energy flow. (NOTE: This feature only allows the Zigbee version of 3-phase meter to view specific values and charts on Home Assistant through Zigbee2mqtt, which is not supported on the Tuya app.) - Unbalanced-load Alarm: when the load is unbalanced, it is necessary to check the electrical box in time to prevent short circuit and protect the safety of household electricity. - Easy installation: Monitoring module reguiring only 1MW at DIN rail and associating with compact split-core CTs/Withdrawable connector for CT connection/Withdrawable connector for voltage take-offs connection. - Safety: Abnormal usage Alarm/ Over-consumption, Overload Alarm, Over/Under voltage Alarm. SDM01-TZ0-12(Zigbee 3 Phase Energy Meter )

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