8CH DTMF MT8870 Decoder Relay Phone Remote Control Switch for AC DC Motor LED CNC Smart Home PLC DC12V

Manual Click here to openFeatures Working voltage DC 12V with reverse polarity protection Operating Current Standby 11 13 MA 1 relay open 44MA 2 relays Open 77MA 3 relays Open 110MA 4 relaysopen 140MA 5 relays open 170MA 6 relays open 197MA 7 relays open 223MA 8 relays open 247MA 8 modes of operation Non locking Momentary self locking Toggle inter locking Latch 5 20 60 120 250 second delay The default control command is 1 2 3 4 5 6 7 8 Example Dial 1 to control relay 1 dial 2 to control relay 2 dial 3 to control relay 3 dial 4 to control relay 4 control commands can be changed any 1 4 bits Size 94 1 x 62 2 x 19 4 mm Maximum load 10A 250VAC 10A 125VAC 10A 30VDC 10A 28VDC 10A 12VDC Note 1 Please use a small ripple DC power supply Recommended Power withearth wire 2 Please adjust the sound output to 80 90 Typical Applications Home lighting systemDTMF Remote control switch Smart Home Home AutomationDC 12V LED lighting Fluorescent lamp 12V DC Motor Fluorescent lamp Automotive electronics Industrial automation and controlControl 8 Channel DC 12V electrical equipment LED Automotive electronicsGeneral electrical equipment control DC 1 110V or AC 85 265VUse Method This is the DTMF audio controller with four channels any phone or fixed telephone with DTMF key code remotely controls product relay open and close the majority of smartphones and functions machine are DTMF code Our software DTMF Dial installed in a