{"product_id":"r4rom01-3a-mini-size-low-noise-5v-12v-24v-rs485-relay-board-modbus-rtu-remote-io-110v-120v-220v-small-electronic-switch","title":"R4ROM01 3A Mini Size \u0026 Low Noise 5V 12V 24V RS485 Relay Board Modbus Rtu Remote IO 110V 120V 220V Small Electronic Switch","description":"\u003cdiv\u003e\n\u003cspan style=\"font-size:20px;\"\u003e\u003cspan style=\"font-family:times new roman,times,serif;\"\u003e\u003cspan style=\"color:#0000CD;\"\u003eR4ROM01 is a mini single channel RS485 relay developed and produced by eletechsup. Compared with similar products, it has a very small size and low noise relay, which is very suitable for embedding into equipment.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e1: Working voltage DC 5V\/12V\/24V(Three voltage versions);\u003cbr\u003e2: Standby current (relays closed) 5.5MA, relay open 25MA\u003cbr\u003e3: ''Open'' ''Close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay'' 6 Commands\u003cbr\u003e4: MODBUS RTU Command, Write 05\/06\/15\/16, Read 01\/03\u003cbr\u003e5: Under the ''Delay'' command ,the maximum delay is 255 seconds;\u003cbr\u003e6 MODBUS commands can be made serial HyperTerminal (serial assistant) OR ''Modbus Poll'' Enter;\u003cbr\u003e7 Under the MODBUS command mode, it can support up to 64 devices in parallel\u003cbr\u003e8 Baud_rate : 1200\/2400\/4800\/9600(Default)\/19200\/38400\/57600\/115200BPS\u003cbr\u003e9 Parity :None(Default)\/Even\/Odd\u003cbr\u003e10 Mini Size : 40*16*14MM\u003cbr\u003e11 Ultra-light Weight : 9g\u003cbr\u003e12 Maximum load: 3A\/250VAC,3A \/30VDC\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color:#FF0000;\"\u003e\u003cspan style=\"font-size:28px;\"\u003eNote:Resistive load within 3A or inductive load within 1A\u003c\/span\u003e \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color:#0000CD;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003ePC Computer remote control\u003cbr\u003eSmall size electronic switch\u003cbr\u003ePLC Output expansion board\u003cbr\u003eSmart Home,Home Automation ;\u003cbr\u003ePTZ CCTV IP Camera\u003cbr\u003eSecurity Monitoring\u003cbr\u003eIdentification system;\u003cbr\u003eMini Motor Control\u003cbr\u003eAutomatic curtain control\u003cbr\u003eLED Control\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003ePlease refer to the MODBUS RTU protocol manual:\u003cbr\u003e''R4ROM01 MODBUS RTU Commamd''\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa2fd8ed59b3e4171bf7e36c9c6eaa2a9n.jpg\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S865fc69b5312427793253f2a46056fd0r.jpg\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9b63016cc6b3415198b2db0477607964X.jpg\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e \u003c\/div\u003e","brand":"Eletechsup Factory store ","offers":[{"title":"Orange","offer_id":46474154639517,"sku":"R4ROM01_12V","price":3.49,"currency_code":"USD","in_stock":true},{"title":"Khaki","offer_id":46474154672285,"sku":"R4ROM01_5V","price":3.49,"currency_code":"USD","in_stock":true},{"title":"MAROON","offer_id":46474154705053,"sku":"R4ROM01_24V","price":3.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/S865fc69b5312427793253f2a46056fd0r_77507203-d604-469a-b7de-1ec35a76cc5e.webp?v=1738857909","url":"https:\/\/eletechsup.com\/es\/products\/r4rom01-3a-mini-size-low-noise-5v-12v-24v-rs485-relay-board-modbus-rtu-remote-io-110v-120v-220v-small-electronic-switch","provider":"Eletechsup Ready Stock Factory Store 6-10days to Worldwide","version":"1.0","type":"link"}