Make sure that the engine is AC and you see its power consumption. You can use one Shelly device per shutter. If calibration fails again, use the Shelly Cloud app to increase the Open/Close time to 120s each.
Make sure that the engine is AC and you see its power consumption. You can use one Shelly device per shutter. If calibration fails again, use the Shelly Cloud app to increase the Open/Close time to 120s each.