01, on-board precision miniature voltage transformer 02, on-board high-precision op amp circuit, the signal to do accurate sampling and appropriate compensation function 03, the module can measure less than 250V AC voltage, corresponding toExportAnalog can be adjusted 04, PCB board size: 49.5 (mm) x19.4 (mm)
Round Red Momentary Push Button, Single Pole Single Throw. Designed to control the movement of a mechanical part. Typically utilized in industrial control applications to automatically monitor and indicate whether the travel limits of a particular device have been exceeded. High precision mechanism design offering acute operation and long life.