DT（S）S238-4 ZNThree phase multifunctional rail mounted electric energy meter（4PType)

main features

shouldThe electric energy meter is designed with an advanced microcontroller processing system, which has the advantages of simple circuit, high reliability, and high accuracy. The software, hardware, and structural design technology of this product are advanced, with high measurement accuracy. Combined with microcontroller resources, it achievesActive and reactive powerelectric energytime-sharingMeasurement,Three phase real-timeCurrent, voltagemeritoriousPowerReactive powerPower, power factorWaiting for over 30 electrical parametersMeasurement, with RS-485 communication function, good anti-interference and anti attack performance, wide working temperature range, and long-term stable and reliable operation. The various error performance indicators of this product comply with the technical requirements of national standards such as GB/T 17215.321-2008 "Level 1 and Level 2 Static AC Active Energy Meters" and DL/T 645-2007 "Communication Protocol for Multi functional Energy Meters" (MODBUS communication protocol can be customized).

This electric energy meter adopts modular design and has a small volume、Easy to install、Easy networking and other advantages make it easy to implement terminal distribution energy metering. This product can be directly connected to the air switch、Circuit breaker、Install the contactor together as a factory、school、hospital、Signal acquisition units with power phase separation management requirements, such as shopping malls.

Three phase multifunctional rail mounted electric energy metermajor function

·LCD digital displaydisplay, 6-digit integer+2-digit decimal (999999.99kWh)）

·Power outage display shows battery level, battery powered

·Bidirectional measurement of active electrical energyReverse electricity consumption is included in the total electricity consumption.

·Reverse measurement, LCD displays reverse symbol

·Phase loss indication, LCD displays phase loss symbol

·three-phaseReal time current, voltage, power, power factor, frequencyMeasurement display

·Four rates (peak, off peak, flat, valley) can be set for 14 time periods

·Automatic monthly settlement function, capable of saving historical electricity data for the past 12 monthsRead through RS485 communication

·Programming and meter reading operations can be completed through the RS-485 communication interface, and RS485 can work normally at 80% -115% of the rated voltage of the meter.

·Support far-infrared communication

·RS485 bus terminals: 256, communication baud rate: 1200bps~4800bps (default 4800bps)

·2-channel power pulse output, corresponding to active powerReactive electrical energy,Passive pulse output,Compliant with DIN43864 standard

·After power failure, all stored data will not be lost and can maintain 15Years and above

·clockDaily timing error:≤0.5s/d（20℃±2℃）

·Accumulated running time statistics and running power within the accumulated time can be reset to zero at the same time (can be specially customized)

·The width of the electric meter is only 70mm, installed on a 35mm standard guide rail, and has a similar appearance to a 7P circuit breaker

Three phase multifunctional rail mounted electric energy meterTechnical Parameter

Three phase multifunctional rail mounted electric energy meterSize and wiring diagram