KE4055 Keyes DIY Electronic Brick ACS712-30A Current Sensor

KE4055 Keyes DIY Electronic Brick ACS712-30A Current Sensor

1. Introduction
The Keyes 2021 New DIY Electronic Brick ACS712-30A Current Sensor module is a non-contact current measurement device capable of accurately measuring DC and AC currents. It is designed for current monitoring and power management systems.

2. Features
- Eco-Friendly Material: The module uses black eco-friendly materials compliant with modern safety standards.
- High Precision: Accurately measures currents up to 30A.
- Anti-Reverse Interface: Equipped with a green anti-reverse connector for secure and reliable connections.
- Wide Compatibility: Compatible with various controllers like Arduino and Raspberry Pi for easy project integration.
- Ease of Use: Simple module design with convenient wiring, suitable for beginners.

3. Specifications
| Parameter | Description |
|-----------------|--------------------------------------|
| Model | KE4055 |
| Sensor Type | ACS712-30A Current Sensor |
| Cable Length | 200mm |
| Operating Voltage | DC 5V |
| Interface Type | Analog Output |
| Current Range | -30A to +30A |
| Power Consumption| Approx. 10mA (at 5V operation) |

4. Working Principle
The ACS712 sensor operates based on the Hall effect principle for current detection, outputting a linear voltage signal corresponding to the measured current:
- Power Connection: The module connects to a power supply via VCC and GND, supporting DC 5V operation.
- Signal Output: When current flows through the sensor, it outputs a corresponding analog voltage signal for reading the current value.

5. Pin Description
| Pin Name | Description |
|----------|---------------------------------------------------|
| VCC | Positive power supply connection (DC 5V input) |
| GND | Negative power supply connection |
| VOUT | Analog output signal representing the detected current value |