可实现主备控台信号切换;◆两种工作模式: 模式1:将3路输入的控台dmx512信号合成一路dmx512信号输出; 模式2:将3路输入信号中,当前活动的信号回路接入到输出信号.Achievesignalswitchofmastercontroller◆Twoworkmodes: A: Make3CHinputtingcontrollerDMX512signalto1CHDMX512signaloutput; B:Inthe3CHinputtingsignal,makecurrentactivesignalloopconnecttooutputsignal ◆Eachsignalabsolutelyphotoelectricisolation