Further information for Allnet ALL3689 - ALL369x D0 01 0 Optical reading head ALL3691
D0 sensor for ALL3691 to remove the D0 signal to modern electricity meters. Usually The D0 signal is sent every 2 seconds Automatically from the utility electric meter in Infarotbereich. Since each type of construction D0 electricity meter has a different shape, the sensor is ALLNET D0 Individually attached to the meter (eg with tape).