ZMPT101B AC Voltage Sensor Module
The ZMPT101B Voltage Transformer Module is a highly accurate AC voltage sensor designed for safe and precise voltage measurement in embedded systems and IoT projects. It uses a precision voltage transformer to isolate and scale down high AC voltages, making it perfect for microcontroller-based applications like Arduino, ESP8266, and ESP32.
This module is widely used in smart energy meters, home automation systems, voltage monitoring circuits, and industrial control systems. With its onboard adjustable potentiometer, users can easily calibrate the output signal for better accuracy.
For students and engineers in Bangladesh, this module is an affordable and reliable solution for learning and building real-world electrical measurement systems.
Features:
- High precision AC voltage measurement
- Built-in ZMPT101B transformer
- Adjustable gain via onboard potentiometer
- Analog output compatible with microcontrollers
- Safe electrical isolation
- Compact and easy-to-use design
Specifications:
| Parameter | Value |
|---|---|
| Model | ZMPT101B |
| Input Voltage | 0 – 250V AC |
| Output Signal | Analog |
| Operating Voltage | 5V |
| Transformer Type | Precision voltage transformer |
| Accuracy | High (with calibration) |
| Interface | Analog output pin |
| Size | Compact module |
Applications:
- Smart energy meter systems
- Home automation voltage monitoring
- AC voltage detection projects
- IoT-based power monitoring
- Industrial voltage sensing
- Arduino & ESP32 projects
How It Works:
The ZMPT101B module uses a precision voltage transformer to step down high AC voltage into a small measurable analog signal. This signal is then processed by a microcontroller (Arduino/ESP32) to calculate real voltage values.
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