Street lamp controller related knowledge is introduced
2021-02-19
ALLTOP
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(2) the photosensitive resistance type light-operated switch
with photosensitive resistance as the core element of photoswitch circuit with relay control output has a variety of forms, its working principle is that the light fell to set values, due to the increasing photosensitive resistance tolerance excitation conduction, exciting current relay work, normally open contact closure, the normally closed contact period, foreign control of the circuit.
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