Rain or moisture on the sensor will cause the SPDT 12 Vdc relay to switch. This switching action can be used to turn on a light, buzzer, pump or other device. Sensitivity adjustment potentiometer. Screw-clamp terminals for output. Led indicators for power (red) and relay actuation (green).
• Relay module: 2" x 1" x 0.7"
• Sensor board: 2.15" x 1.55"
• Relay: 12 Vdc, SPDT, 10A contacts @ 125 Vac.
• Includes 2-wire jumper from sensor to board
• LED indicators for power and actuation Spec sheet available in PDF format.
• Relay module: 2" x 1" x 0.7"
• Sensor board: 2.15" x 1.55"
• Relay: 12 Vdc, SPDT, 10A contacts @ 125 Vac.
• Includes 2-wire jumper from sensor to board
• LED indicators for power and actuation Spec sheet available in PDF format.
Customer Reviews
(1 Review)
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Yet another neat sensor 
Reviewer:
A viewer
from Boston, NY
Cool little device; made one myself a few years back. Any contact --- including moist breath, finger tip, metal strip --- will activate it. Only drawbacks: the connecting wire is short (6 inches) and NC and NO seem to be reversed, at least on mine.
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