DFRobot Gravity: Analog Soil Moisture Sensor for Arduino

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SKU: R123767
  1. Product: Analog Soil Moisture Sensor
  2. Power supply: 3.3v or 5v
  3. Output voltage signal: 0~4.2v
  4. Current: 35mA

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Brand: DF Robot
Category: DF Robot IoT Sensors and Modules

A soil moisture sensor can read the amount of moisture present in the soil surrounding it. It’s an ideal for monitoring an urban garden, or your pet plant’s water level. This is a must have component for a IOT garden / Agriculture!

The new soil moisture sensor uses Immersion Gold which protects the nickel from oxidation. Electroless nickel immersion gold (ENIG) has several advantages over more conventional (and cheaper) surface platings such as HASL (solder), including excellent surface planarity (particularly helpful for PCBs with large BGA packages), good oxidation resistance, and usability for untreated contact surfaces such as membrane switches and contact points.

This soil moisture arduino sensor uses the two probes to pass current through the soil, and then it reads that resistance to get the moisture level. More water makes the soil conduct electricity more easily (less resistance), while dry soil conducts electricity poorly (more resistance).

This sensor will be helpful to remind you to water your indoor plants or to monitor the soil moisture in your garden. To ease the difficult of using this sensor, a Gravity Interface is adapted to allow plug&play.   The Arduino IO expansion shield is the best match for this sound senor connecting to your Arduino. As this sensor can work at 3.3V which make it compatible with Raspberry Pi, intel edison , joule and curie.


Features:

  1. Output voltage signal: 0~4.2v
  2. Pin definition:
    • Analog output(Blue wire)
    • GND(Black wire)
    • Power(Red wire)
  3. Analog output for soil moisture level indication.
  4. Wide sensing range.
  5. Corrosion-resistant construction.
  6. Compatible with Arduino for easy integration.
  7. Simple analog interface.

Package Includes:

1 x Moisture sensor

1 x Analog Sensor Cable

SKU: R123767 Category:
Product

Analog Soil Moisture Sensor

Power Supply (V)

3.3 or 5

Current(mA)

35

Surface Finish

Immersion Gold

Length (mm):

60

Width (mm):

20

Shipping Weight 0.015 kg
Shipping Dimensions 8 × 6 × 3 cm
1 Year Warranty

This item is covered with a supplier warranty of 1 year from the time of delivery against manufacturing defects only. In case of manufacturing defects or issues, we will replace the part after warranty confirmation by our technical team, but we won’t offer refunds or replace the entire product.


What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China