(DTD110H wireless switch terminal provides 4-way digital input and 4-way digital output, and transmits the digital signal of the industrial site, outputs the control signal, and directly controls the relay output through wireless means. The wireless reliable transmission distance can be used within the range of 1 meter to 3000 meters. It can not only realize point-to-point communication, but also suitable for point-to-multipoint and scattered and inconvenient for trenching and wiring. It does not need to write programs or wiring, and it can be debugged by general electricians.)
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