TIMEWAVE DTZY2397 three-phase IoT smart energy meter with LoRaWAN and RS485 communication capabilities. This intelligent electricity meter provides comprehensive energy measurement, power parameter monitoring, time-sharing measurement, real-time freezing, on-off control, and advanced communication functions for three-phase power consumption applications.

• Measurement of positive/negative active power, reactive power, and ABC phase separation
• Time-of-use metering with 2 rate sets and 14 programmable time periods
• Maximum demand recording with occurrence time tracking
• Multiple freezing functions (instantaneous, regular, daily, hour)
• Event recording for zero clearing, programming, and power events
• Remote disconnection and power transmission via RS485
• Active data upload through LoRaWAN wireless network
• Automatic calibration upon power-up and network connection

The meter features a comprehensive LCD display showing current and historical electricity consumption, three-phase status, maximum demand, network status, and rate period indicators.

Professional installation required. The meter should be installed indoors whenever possible, with special protection for outdoor use. All wiring must follow the diagrams provided in the meter's tail cover.

18-month warranty from delivery date with free repair or replacement for quality issues. Includes comprehensive after-sales support, technical documentation, personnel training, and regular software updates. 12-hour response time for service requests.