This article expands on A flexible test panel for microcontroller based power control projects with some enhancements and accessories.
A LED power meter that I had ordered finally arrived (slow boat from China syndrome).
Above, the upper rail contains a RCD, the power meter which displays Volts, Amps, and kW, or pf, hours, and kWh, a DIN mount terminal block for mains, and a 40A SSR on a heatsink. A clip on CT can be used for oscilloscope observation of mains current. Continue reading A flexible test panel for microcontroller based power control projects – #2