Liquid Level Controller

This Liquid Level Controller Kit can be used in many ways! It will let you know when your water level goes above or below a certain threshold. Sample uses include, fish tank alarm to warn you when you need to add more water or water leak alarm to warn you if you have a water leak in your basement or forgot to turn off the tap!

This multifunctional device is easy to use in a variety of applications : 1) LED control of set fluid level : LOW, MIDDLE, HIGH ; 2) Controller : the relay automatically switches a pump and/or valve to keep the fluid level between the LOW and HIGH marks ; 3) Alarm : if the sensor detects a level which is too high or too low (variable), the relay will operate a bell or other alarm device.

Specifications

• power supply: 12-14V AC or 16-18V DC / 100mA
• relay output: 240V / 3A max.
• dimensions:
  • controller PCB: 4.1 x 2.4"
  • sensor PCB: 4.1 x 1"