Description
What it is
The SCT 013-030 current sensor is a device used to measure current in electrical circuits without interrupting them. It is ideal for projects that require current monitoring, such as energy control systems or DIY applications.
Features
- Current Sensor SCT 013-030
- Precise and safe for measuring current in circuits without physical interruption
What it is for
The sensor is usable for projects such as current monitoring on small DC motors or energy control systems. It is compatible with Arduino and other microcontrollers.
Tutorial: How to Use the Current Sensor SCT 013-030
The Current Sensor SCT 013-030 is ideal for measuring currents in electrical circuits without interrupting them. Useful for energy monitoring and diagnostic projects.
What you need
- Arduino or compatible microcontroller
- Power cable
- Multimeter (optional)
Steps
- 1. Check the specifications on the datasheet.
- 2. Connect the sensor to pin A0 of Arduino.
- 3. Connect the sensor ground to Arduino ground.
- 4. Verify correct polarity.
- 5. Load the source code.
- 6. Read current values from the serial monitor.
- 7. Test with a multimeter (optional).
- 8. Adapt the code for your application.
Example code
```void loop() { int sensorValue = analogRead(A0); float voltage = sensorValue * (5.0 / 1023.0); float current = voltage * 10.0; Serial.print("Corrente: "); Serial.print(current); Serial.println(" A"); delay(1000);} ```
Mini project
Build a current monitor for a small DC motor. In 30 minutes, you can measure and display the current consumed by the motor.
Common mistakes
- Connect the sensor to VCC of Arduino without ground.
- Ignore polarity.
- Use a digital pin instead of an analog one.
- Do not verify values with a multimeter.
Recommended accessories
- DC Motors
- Arduino Uno
- Multimeter
- Power cable
Frequently asked questions
How can I calibrate the sensor?
Verify values with a multimeter and adjust the source code.
Does the sensor work with currents above 30A?
Check the datasheet.
Can I use this sensor with a microcontroller other than Arduino?
Yes, but adapt the source code.







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