SKU: SENS-3193
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Elecrow CROWTAIL Analog Grayscale Sensor 2.0 - Analog Port

₹219.00 (Inclusive of all taxes)
Out of Stock

The Elecrow CROWTAIL Analog Grayscale Sensor 2.0 is an ambient light sensing module that outputs light intensity as an analog voltage signal, compatible with 3.3V/5V Arduino and other microcontroller systems for light-dependent control applications.

Features

  • Analog voltage output proportional to ambient light intensity.
  • Dual 3.3V or 5V DC supply voltage compatibility.
  • Onboard potentiometer for adjustable trigger threshold setting.
  • CROWTAIL interface for plug-and-play connection with compatible base shields.
  • Compact 20mm x 20mm PCB footprint for space-constrained designs.

Out of stock

Description

The Elecrow CROWTAIL Analog Grayscale Sensor 2.0 utilizes a photoresistor (LDR) to detect ambient light levels, converting the resistance change into a corresponding analog voltage signal. This analog output provides a continuous, high-resolution reading of light intensity, which can be directly sampled by a microcontroller’s ADC pin for precise environmental monitoring.

The module includes a potentiometer for setting a voltage threshold, enabling the onboard comparator to trigger a digital signal when light levels cross a user-defined point. This makes it suitable for automated lighting control, security systems, and robotics applications where a simple on/off response to light changes is required. Its CROWTAIL connector standard ensures quick, solderless integration with a wide range of prototyping platforms.

Key Features

  • High-sensitivity photoresistor provides broad-spectrum ambient light detection.
  • Integrated comparator circuit with adjustable threshold for digital triggering.
  • Standard CROWTAIL 4-pin interface ensures reliable connection and pin alignment.
  • Robust PCB construction with clear silkscreen labeling for easy integration.
  • Optimized performance-to-cost ratio for educational and prototyping use.

Applications

  • Automatic lighting control systems for smart home or office environments.
  • Light-triggered security alarms or indicator systems.
  • Line-following or light-avoidance behaviors in educational robotics platforms.
  • Photographic equipment for automatic flash or exposure adjustment.
  • Plant growth monitoring systems to ensure adequate light levels.

Technical Specifications

Model NumberCT010448A
Product NameCROWTAIL Analog Grayscale Sensor 2.0
Supply Voltage3.3V DC / 5V DC
Output SignalAnalog Voltage
InterfaceAnalog Port (CROWTAIL)
Board Dimensions20 mm (L) x 20 mm (W)
Primary FunctionAmbient Light Intensity Sensing

Frequently Asked Questions

What is the operating voltage range for this sensor?

The module is designed to operate at a standard 3.3V or 5V DC supply. Ensure your power source matches one of these voltages for correct operation. The analog output signal will scale proportionally with the selected supply voltage.

How do I connect and read data from this analog sensor?

Connect the module's CROWTAIL connector to a compatible shield or its pins (VCC, GND, Signal) directly to your microcontroller. The analog output pin should be connected to an ADC input on your Arduino or other MCU. Use the `analogRead()` function to obtain a value between 0 and 1023 (on a 10-bit ADC) corresponding to the light intensity.

What is the function of the onboard potentiometer?

The potentiometer adjusts the reference voltage for the onboard comparator circuit. By turning it, you set a light intensity threshold. When the sensor's analog output crosses this threshold, the digital output pin (if present on some variants) will change state, allowing the module to trigger an action without constant microcontroller monitoring.

Package Includes

  • 1 x Analog Grayscale Sensor Module

Additional Information

Weight 0.009 kg
Dimensions 2 × 2 cm