This module is designed mainly for the DIY hobbyist and provide them a low-cost and easy-to-use water level detection scheme.The stability and durability of this module can not reach the industrial standard.But we use the high-quality PCB board to improve its stability and durability.If you just want to DIY for fun, this module will be a good choice.
Features: Simple ,Easy to use,Small size,Light, High Cost-Effective
Applicable Occasion:Water level alarm design
Working Voltage: DC5V
Working current: Less than 35mA
Type : Analog sensor
Testing area: 40mm x 18mm
Working temperature: 10℃-30℃
Working moisture: 10%-90% without condensation
Fixing hole size: Φ3mm
Product size: 60mm x 22mm
Step 3: Functional Test
1.Connect the module to 5V power supply
2.Put the module to into the pure water
3.Observe the relation between the immersion depth and the output voltage of AO end.
Step 6: ③Immerse full part of the module
Output Current: 32mA
According to the three groups of data, we can make a conclusion that the actual testing results meet the requirement of application.