12V 6-Kanal-RS485-Relais-Controller-Modul für RTU-Protokoll-Fernschalter
30,19 €
1、Supports six working modes including on, off, jog, self?lock, interlock and delay, the relay is easy to use. 3、The maximum delay of the default command is 255 seconds, and the maximum delay under the AT command is 9999 seconds.
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