{"product_id":"n438c15-integrated-circuit-2-in-1-15ch-rs485-rs232-modbus-rtu-relay-board-with-tvs-esd-protection","title":"N438C15 Integrated Circuit: 2 in 1 15ch RS485 RS232 Modbus RTU Relay Board with TVS ESD Protection","description":"\u003ch1\u003e\n\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eProduct Name : 2 in 1 15ch RS485 RS232 Modbus RTU Relay PLC DO Board Serial Port Switch Controller with TVS ESD Protection\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003ePackage included:\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\u003ch1\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e1 PCS DC 12V\/24V N438C15 15 Channel RS485 \/RS232 Modbus Rtu Relay Board\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sb3cfa6a1a4294ceba5ceebe64dc7b1cdJ.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eOperating voltage: DC 12V (12V version); 24V (24V version)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eOperating current: Standby 14MA, 1 relay guide 44MA, 2 relays 69MA, 3 relays 95MA, 4 relays 121MA, 5 relays 149MA, 6 relays 175MA, 7 relays 199MA, 8 relays 226MA, etc\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e''open'' ''close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay'' 6 Commands\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eMODBUS command supports 03 06 16 function code\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eMaximum delay of 255 seconds under the MODBUS command\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eMODBUS commands can also be input by ''Modbus Poll'' in addition to the serial port super terminal input.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eIn MODBUS command mode, up to 64 devices can be used in parallel\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eThe default baud rate is 9600BPS, the baud rate can be selected by \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color:rgb(34, 34, 34);font-size:20px\"\u003ecommand\u003c\/span\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e 2400 4800 19200 38400 57600 115200BPS\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eThe check method can be selected as no check, even check and odd check\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eThe data sending return time can be set, the maximum can be set to 1000ms\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eDimensions 173*96*20mm (circuit board) 179*108*48mm (with rail box):\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eWeight: 250.5g (circuit board); 415g (with rail box)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cli\u003e\t\u003cp\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eMaximum load:10A\/250VAC ,10A\/125VAC,10A \/30VDC, 10A \/28VDC ,10A \/12VDC\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\t\u003c\/li\u003e\t\u003cbr\u003e\t\u003cbr\u003e\t \u003c\/ul\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e\u003cstrong\u003eFunction Description:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eNO : Relay normally open contact\u003cbr\u003eCOM : relay common contact\u003cbr\u003eNC : Relay normally closed contact\u003cbr\u003e''Open'' :The NO connects to the COM, and the NC disconnects the COM\u003cbr\u003e''Close'' :The NO disconnects the COM, and the NC connects to the COM\u003cbr\u003eCrawl :Enter the tap command, with the relay ''on'' and ''off'' after 600 ms\u003cbr\u003eAuto-lock :Enter the self-lock command, the relay ''on'', enter the self-lock command again, the relay ''off'', and so on\u003cbr\u003edelay :Input the delay command, the relay ''turns on'', after waiting for the set time, the relay ''turns off''; during the delay period, after the turn-off command is input, the relay turns off immediately\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S10bc73d97133426ab99c898d6dcc5ed5o.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003eSlave address:A0-A5 are slave addresses, and 64 different slave addresses can be selected. In the MODBUS command mode, the slave address of the MODBUS command must be the same as the dial code of A0-A5 to communicate.\u003cbr\u003e\u003cbr\u003eRefer to the ''N438C15 15-channel Modbus rtu Command''\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e \u003c\/div\u003e\u003chr\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e\u003cstrong\u003eTypical application\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e1.Control an individual module\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Secfc6ce8eb274cbbab8e4da7d8019d444.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e2.MODBUS command mode (HEX), there are various control methods: serial port hyperterminal control (need to manually add CRC check code), Modbus Poll software control (software automatically adds CRC check code), PLC or microcontroller program control\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sb064cc286a6041c09bf4e324be9ff013e.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S43dfbb872e2f4f88a8f70c3012928ea1v.jpg\"\u003e\n\u003c\/div\u003e\u003chr\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e\u003cstrong\u003eWiring diagram\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e1 Power supply DC12V\/24V, load DC 12V\/24V circuit, wiring as shown below. Load ''LOAD'' can be LED lights, fans, motors, cameras and other DC 12 V\/24V devices\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S312b3e4b393a44b7977cc993c28b40413.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"font-family:;times new roman;, times, serif\"\u003e2 Power supply DC 12V\/24V, load DC 1-100V or AC 85-265V, wiring as shown below. The load ''LOAD'' can be DC 1-100V or AC 85-265V equipment such as LED lights, fans, electric lamps, fluorescent lamps, solar water heaters, etc.\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sdac7fc02223f496999bda716e3e92ab1i.jpg\"\u003e\n\u003c\/div\u003e\u003cp\u003e \u003c\/p\u003e","brand":"Eletechsup Factory store ","offers":[{"title":"Orange","offer_id":46474138845341,"sku":"N438C15_24V","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Khaki","offer_id":46474138878109,"sku":"N438C15_12V","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/S24588bfadb244382a4ac84c122a987387_ad5716b9-f8c1-4d18-9229-bc1e61830e34.webp?v=1738857615","url":"https:\/\/eletechsup.com\/es\/products\/n438c15-integrated-circuit-2-in-1-15ch-rs485-rs232-modbus-rtu-relay-board-with-tvs-esd-protection","provider":"Eletechsup Ready Stock Factory Store 6-10days to Worldwide","version":"1.0","type":"link"}