How does Hunter irrigation rain sensor work?

It’s a device that communicates with your sprinkler timer about the level of rainfall. If enough rain has fallen, then the sensors let the timer know to skip the next cycle and not run. … If you’re out of town or just unaware of the weather forecast, the rain sensor will make sure your lawn isn’t overwatered.

How does Hunter weather sensor work?

A Hunter weather sensor or other micro-switch type weather sensors can be connected to the Pro-C. The purpose of this sensor is to stop automatic watering when weather conditions dictate. Remove the metal jumper plate that is attached across the two SEN terminals inside the controller.

How does the rain sensor work?

The rain sensor works on the principle of total internal reflection. … An infrared light beams at a 45-degree angle on a clear area of the windshield from the sensor inside the car. When it rains, the wet glass causes the light to scatter and lesser amount of light gets reflected back to the sensor.

How does water sensor work on sprinkler system?

An alternative water sensor uses the soil’s moisture level instead of rain. You insert the sensor into the ground so it penetrates halfway down your garden’s root system. … If the soil is damp enough, the sensor turns the sprinkler system off and resumes operation once the soil dries.

IT\'S FUNNING:  Why it is raining in winter?

What setting should my rain sensor be on?

IFAS researchers recommend rain sensor thresholds of 1/4” for 2 or 3 day per week irrigation with no more than 1/2” for 1 day per week irrigation. Remember, the lower the setting, the more water saved.

How long does it take for a rain sensor to dry out?

The dry out time could be as little as 4 hours depending on the weather conditions (temperature and humidity) and the rain threshold that is set. If the weather conditions remain cold and damp, your sensor could be active for months.

How do you test Rain Bird Rain Sensor?

Testing the System

Once installed, the completed system can be tested by turning on any controller irrigation zone, verifying that zone does come on, and then pressing down on the Rain Sensor pin located on the top of the dial cap. The irrigation system should stop watering within a few seconds.

How long do rain sensors last?

How long do rain sensors last? The average rain sensor only functions for 3-5 years before needing replacement.

Are rain sensors worth it?

Saving water and money, rain sensors make perfect sense for most irrigation systems. Economical, efficient and easy to install, rain sensors are, indisputably, a good idea. … Conserving water and reducing operating costs, these devices are a beneficial addition to most any system, according to irrigation experts.

Are rain sensors reliable?

“We’ve found that, on average, rain sensors need to be repaired within one to three years. Not replaced, but repaired.” She explains, “Standard rain sensors fail quickly in our area. It’s not so much the design as the fact that we’re in a harsh environment, going from really wet to really dry for long periods of time.

IT\'S FUNNING:  Is it necessary to winterize a pool?

Do sprinklers need rain sensors?

If you have a sprinkler system set up on your property it’s a good idea to have a sprinkler rain sensor installed. Not only will it save you money, but it will conserve water as well. … Sprinkler rain sensors are one of the very best ways to keep your irrigation system working flawlessly.