{"product_id":"4-channel-dc-12v-usb-relay","title":"4 Channel DC 12V USB Relay Module Automation for Arduino Raspberry Pi DSP AVR PIC ARM","description":"\u003ch3\u003eSPECIFICATION\u003c\/h3\u003e \u003cp\u003e \u003c\/p\u003e \u003ctable class=\"a-normal a-spacing-micro\"\u003e \u003ctbody\u003e \u003ctr class=\"a-spacing-small po-connector_type\"\u003e \u003ctd class=\"a-span3\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eConnector Type\u003c\/span\u003e\u003c\/td\u003e \u003ctd class=\"a-span9\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eUSB\u003c\/span\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr class=\"a-spacing-small po-contact.material\"\u003e \u003ctd class=\"a-span3\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eContact Material\u003c\/span\u003e\u003c\/td\u003e \u003ctd class=\"a-span9\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eCopper\u003c\/span\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr class=\"a-spacing-small po-contact.type\"\u003e \u003ctd class=\"a-span3\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eContact Type\u003c\/span\u003e\u003c\/td\u003e \u003ctd class=\"a-span9\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eNormally Open\u003c\/span\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr class=\"a-spacing-small po-mounting_type\"\u003e \u003ctd class=\"a-span3\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eMounting Type\u003c\/span\u003e\u003c\/td\u003e \u003ctd class=\"a-span9\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003ePlug In Mount\u003c\/span\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003cp\u003e \u003c\/p\u003e \u003ch3\u003e \u003cspan class=\"a-text-bold\"\u003eOverview:\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e \u003c\/h3\u003e \u003cp\u003e\u003cspan\u003eThis USB Relay Controller\/Data Acquisition Module allows computer controlled switching of external devices as well as full bi-directional communication with the external world (ideal for Data Acquisition applications) using the USB port of your computer. The controller is very flexible and can be used in many custom applications including weather stations as well as temperature monitoring, logging and control as it can be easily connected to temperature and other types of sensors.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eCommunication Parameters:\u003cbr\u003e8 Data, 1 Stop, No Parity\u003cbr\u003eBaud rate : 9600\u003cbr\u003e\u003cbr\u003eDrivers are available to work with the following operating systems:\u003cbr\u003eWindows Server 2008 R2, Windows 7, Windows 7 x64, Windows Server 2008,\u003cbr\u003eWindows Server 2008 x64, Windows Vista, Windows Vista x64, Windows Server 2003,\u003cbr\u003eWindows Server 2003 x64, Windows XP, Windows XP x64, Windows 2000, Windows ME,\u003cbr\u003eWindows 98, Linux, Mac OS X, Mac OS 9, Mac OS 8, Windows CE.NET (Version 4.2 and greater)\u003cbr\u003e\u003cbr\u003eCommands:\u003cbr\u003eFIRST channel commands:\u003cbr\u003eOFF command : FF 01 00 (HEX) or 255 1 0 (DEC)\u003cbr\u003eON command : FF 01 01 (HEX) or 255 1 1 (DEC)\u003cbr\u003e\u003cbr\u003eSECOND channel commands:\u003cbr\u003eOFF command : FF 02 00 (HEX) or 255 2 0 (DEC)\u003cbr\u003eON command : FF 02 01 (HEX) or 255 2 1 (DEC)\u003cbr\u003e\u003cbr\u003eTHIRD channel commands:\u003cbr\u003eOFF command : FF 03 00 (HEX) or 255 3 0 (DEC)\u003cbr\u003eON command : FF 03 01 (HEX) or 255 3 1 (DEC)\u003cbr\u003e\u003cbr\u003eFOURTH channel commands:\u003cbr\u003eOFF command : FF 04 00 (HEX) or 255 4 0 (DEC)\u003cbr\u003eON command : FF 04 01 (HEX) or 255 4 1 (DEC)\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eNotice:\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWhen the board is connected to the PC and the PC is restarted, the relays will be toggled several times. This is because of the structure of the FTDI chip.\u003c\/li\u003e \u003cli\u003eThe device must be supplied with 5 VDC or order to work.\u003c\/li\u003e \u003cli\u003eThere is no protection against reversed voltage! If the VCC(+5V) and GND are reversed the board will be damaged!\u003c\/li\u003e \u003cli\u003eThe board can not work without computer\u003c\/li\u003e \u003c\/ul\u003e","brand":"SainSmart","offers":[{"title":"USA","offer_id":49290523082906,"sku":"101-70-117","price":21.0,"currency_code":"GBP","in_stock":true},{"title":"Europe","offer_id":49290523115674,"sku":"101-70-117","price":21.0,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/coretarps.co.uk\/products\/4-channel-dc-12v-usb-relay","provider":"My Store","version":"1.0","type":"link"}