Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

Introduction

ATM90E26-YU is a high-performance energy metering device, suitable for single-phase two-wire, single-phase three-wire or anti-theft active and reactive energy meters. Through the measurement function, the ATM90E26 can also be used in power meters that need to measure voltage, current, etc.

Product specification

Input impedance: 1 kω, 400 Kω

Measurement error: 0.5%

Voltage -I /O High: -

Voltage -I /O Low: -

Current - Power supply: -

Voltage - Power supply: 2.8V ~ 3.6V

Meter type: single phase

Operating temperature: -40°C ~ 85°C

Mounting type: Surface mount type

Device package: 28-SSOP

Basic product number: ATM90E26

Functional characteristics

‌ electric energy metering ‌ : ATM90E26-YU conforms to IEC62052-11, IEC62053-21 and IEC62053-23 standards, suitable for class 1 or 2 single phase power meter or class 2 single phase reactive power meter. In the dynamic range of 5000:1, the accuracy of active energy is 0.1%, and the accuracy of non-functional quantity is 0.2%‌.

‌ High precision measurement ‌ : The chip is constantly doubled at low current to save verification time. The reference error of electrical parameter measurement including Vrms and Irms is less than ±0.5%, average active/reactive/apparent power, frequency, power factor and phase Angle ‌.

‌ Multiple metering modes ‌ : Supports multiple metering modes, including tamper-proof mode, L-wire mode, L+N mode and flexible mode. Programmable L-line and N-line power difference threshold in tamper-proof mode ‌.

‌ interface and diagnostic function ‌ : built-in hysteresis for power-on reset, optional UART interface and SPI interface. It has parameter diagnosis function and programmable interrupt output signal. Programmable voltage drop detection and zero cross output ‌.

Application scenario

The ATM90E26-YU is suitable for a variety of applications requiring high-precision energy metering, such as energy meters and power monitoring equipment. Its high precision and various metering modes make it have a wide application prospect in the power industry.