Rain detection water activated switch relay sensor relay kit 10A 12V

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Rain Sensor Alarm Circuit Guide

Product Overview

The rain sensor alarm circuit is a helpful device for alerting you to rainfall. It detects rain or moisture with high sensitivity.

Device Dimensions:

• Length: 55 mm
• Width: 29 mm
• Height: 20 mm

Sensor Dimensions:

• 20 mm x 29 mm

The sensor can be trimmed along the line of holes for a smaller size. It can also be extended with wires to be placed outdoors.

Power Supply:

• Voltage: 9 to 14 V DC

Relay Output Specifications:

• Normally Open Contact
• Normally Closed Contact
• Relay Ratings:
  • 15A/125V DC
  • 15A/24V DC or AC
  • 10A/250V AC

Features:

• Reverse polarity protection for safe operation
• Adjustable sensitivity with a trimmer

How It Works:

When powered on, the device enters standby mode. Use the trimmer to adjust the water detection sensitivity. If water is detected on the sensor (located on the bottom side of the plate), the relay will close, remaining active until the sensor is dry again.

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