{"product_id":"jessinie-2pcs-1-channel-switch-relay-module-modbus-rtu-switching-input-output-relays-board-with-anti-reverse-connection-protection-rs485-ttl-communication","title":"JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board with Anti-Reverse Connection Protection RS485 TTL Communication","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOn-board mature and stable 8bit MCU and MAX485 level conversion chips\u003c\/li\u003e\n\u003cli\u003eOutput signal: relay switch signal, supports manual, flash-off and flash-off modes, the delay base of flash-off\/flash-off is 0.1S, and the maximum flash-off\/flash-off time can be set to be 0xFFFF * 0.1S = 6553.5S\u003c\/li\u003e\n\u003cli\u003eOnboard 1 Channel 5V,10A\/250V AC 10A\/30V DC relay, which can be continuously closed for 100,000 times, with diode laxative protection, short response time\u003c\/li\u003e\n\u003cli\u003eCommunication protocol: supports standard Modbus RTU protocol, communication interface: supports RS485\/TTL UART interface, communication baud rate: 4800\/9600\/19200, default 9600bps, supports power failure storage\u003c\/li\u003e\n\u003cli\u003eOptocoupler input signal range: DC3.3-30V (this input cannot be used for relay control); Power supply voltage: DC7-24V, supports DC seat\/5.08mm terminal power supply, with input anti-reverse connection protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 1 Channel Modbus relay module is equipped with mature and stable 8-bit MCU and RS485 level communication chips. RS485 communication protocol using standard MODBUS RTU format can realize 1-way input signal detection and 1-way relay output, which can be used in digital quantity detection or power control occasions.\n\nDevice address: range 1-255, default 255, support power-down saving\nBaud rate, input signal, relay status, equipment address can be read using software\/instructions\nOnboard relay switch indicator\u003c\/p\u003e\u003cp\u003eFree shipping on orders $50+. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43377935876305,"sku":"BW-B0BG28TX2J","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61pHtbTz0cL.jpg?v=1791730113","url":"https:\/\/belmontwarehouse.com\/products\/jessinie-2pcs-1-channel-switch-relay-module-modbus-rtu-switching-input-output-relays-board-with-anti-reverse-connection-protection-rs485-ttl-communication","provider":"Belmont Warehouse","version":"1.0","type":"link"}