{"product_id":"products-r4m9b12-4ch-mos-relay-module-rs485-modbus","title":"R4M9B12 4CH MOS Tube Output Control Board – RS485 Modbus RTU PLC Expansion Module with 3A NPN Output for LED Dimmer Valve Driver DC 6-25V","description":"\u003cp\u003e\u003c\/p\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:22px\"\u003eProduct Name: DC 12V 24V RS485 Multifunction Solid State Relay Module 4CH MOS transistor \u0026amp; 8CH TTL Level Ouput Board Modbus RTU \u0026amp; AT Command\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n\u003cdiv\u003e\n\u003cbr\u003e    \u003cspan style=\"font-size:14pt;font-family:verdana\"\u003ePackage inlcuded:\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e    \u003cbr\u003e1PCS 2 in 1 RS485\/TTL232 4CH MOS transistor \u0026amp; 8CH TTL Level Ouput Module\u003cbr\u003e   \u003c\/div\u003e\n\u003cbr\u003e  \u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S951d3497ccea483aa3af5a5cc89442ebQ.jpg\" slate-data-type=\"image\" class=\"\" style=\"\"\u003e\u003cbr\u003e  \u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cspan style=\"font-size:18pt\"\u003eDescription:\u003c\/span\u003e\u003cbr\u003e  \u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003cdiv style=\"font-size:14pt\"\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cbr\u003e1 Working voltage: DC 6-25V\u003cbr\u003e\u003cbr\u003e \u003cbr\u003e2 Working current: 10-15MA\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e4 Compatible with two command control modes, AT command and MODBUS RUT command\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e5 AT command: ON\/OFF\/Self-locking\/Inter-locking\/Momentary\/Delay, delay time 0.1-9999.9 seconds\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e6 MODBUS RTU command supports 01\/03\/05\/06\/15\/16 function code\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e \u003cbr\u003e7 In MODBUS command mode, up to 247 devices can be used in parallel\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e8 With RS485 and RS232 (TTL) dual bus interface, the two interfaces can be used at the same time\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e9 4-channel 3A MOS tube output (O1-O4)\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e10 8-channel 5V TTL level output pins (O5-O12), low level (default)\/high level output\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e11 Size: 96.5*35*15MM\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e \u003cbr\u003e12 Weight: 27 grams\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan style=\"font-size:24px\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eFor more information, please contact me\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S30c01829065e48edb688cd63f3155304I.jpg\" slate-data-type=\"image\"\u003e\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e \u003cbr\u003e1 With RS485 and TTL232 interfaces, the two interfaces are independent of each other and can be used at the same time.\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e2 4-channel MOS tube output (O1-O4), the maximum driving capacity is 3A, NPN low-level output, can drive resistive and inductive loads such as LED relays, low-power motors, and solenoid valves.\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e3 8-channel 5V TTL port output (O5-O12), the maximum driving capacity is 10MA. Default low level output (NPN), can be set to high level output (PNP) by command\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e4 In order to work stably, the power supply power must be greater than 2 times the load power, if it is an inductive load, more than 3 times\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e5 By default, AT command and Modbus RTU command can be used at the same time. The two pads of M0 are welded together, and only Modbus RTU command can be used.\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n\u003cbr\u003e   \u003cspan style=\"font-size:14pt\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e  \u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n\u003cbr\u003e   \u003cbr\u003ePLC IO expansion board\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eSmart Home,Home Automation ,Wiser Home;\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eDC motor drive\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eRelay Solenoid Valve\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eSecurity Monitoring\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eIdentification system;\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eCurrent and voltage meters\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eLED Lamp Drivers\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003eAutomatic curtain control\u003cbr\u003e  \u003c\/div\u003e\n\u003cbr\u003e  \u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e   \u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eWiring Diagram:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e1 4-port MOS tube output wiring diagram (O1-O4)\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e2 8-port TTL output wiring diagram (O5-O12)\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb41a0c498b36489b81c3bd564e6bf124n.jpg\" slate-data-type=\"image\"\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e   \u003cbr\u003e\u003cbr\u003e  \u003c\/div\u003e\n\u003cbr\u003e \u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"only TTL232","offer_id":51593597681942,"sku":"R4M9B12_232","price":8.99,"currency_code":"USD","in_stock":true},{"title":"RS485","offer_id":51593597714710,"sku":"R4M9B12_485","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/900096202607211736356a5f3da3ddcbe.png?v=1784626615","url":"https:\/\/eletee.com\/products\/products-r4m9b12-4ch-mos-relay-module-rs485-modbus","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}