Recognizing Valve Brands by Solenoid Resistance

Armada Technologies designs, builds, and supports test and tool devices

You can tell a number of things about an irrigation system using an ohm-meter right at the
controller. One useful test is to verify that all of the solenoids are alike, are AC or DC operated
and even who manufactured them. You can use the ohms function on the Armada Pro50 to
do this or any number of electrical multimeters.

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