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When Smart Irrigation Sensors Lie: How to Diagnose Bad Readings from Soil Moisture Probes, Flow Meters, and Pressure Sensors (And What It Costs When You Trust Them)
A soil moisture sensor telling you the field is at 35% when it’s actually at 15%. A flow meter reporting 12 GPM through a zone you know pulls 8. A pressure transducer reading 45 PSI at the head of a…