{"product_id":"4-channel-dc-12v-rs485-relay-module-modbus-rtu-at-command-remote-control-switch-for-plc-ptz-camera-security-monitoring","title":"CE040 4 Channel DC 12V RS485 Relay Module Modbus RTU \u0026 AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring","description":"\u003cdiv class=\"detailmodule_dynamic\"\u003e \n \u003ckse:widget data-widget-type=\"customText\" id=\"18311349\" type=\"relation\"\u003e\u003c\/kse:widget\u003e \n\u003c\/div\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cdiv\u003e \n \u003cp align=\"left\" style=\"text-align:left\"\u003e\u003cspan style=\"color:rgb(0, 176, 240)\"\u003e\u003cspan style=\"font-size:18px\"\u003e(Usage 2-channel and 4-channel is the same)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \n\u003c\/div\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cdiv\u003e \n \u003cspan style=\"color:rgb(192, 0, 0)\"\u003e\u003cspan style=\"font-size:18px\"\u003eProduct Name:\u003c\/span\u003e\u003c\/span\u003e \n \u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:18px\"\u003e4 Channel DC 12V RS485 Relay Module Modbus RTU \u0026amp; AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cdiv\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cdiv\u003e \n   \u003cspan style=\"font-size:14pt;font-family:verdana\"\u003ePackage inlcuded:\u003c\/span\u003e \n  \u003c\/div\u003e \n  \u003cdiv\u003e \n   \u003cspan style='font-size:19px;font-family:\"times new roman\"'\u003e\u003cspan style=\"font-size:14pt;font-family:verdana\"\u003e\u003cspan style='font-size:14pt;font-family:\"times new roman\"'\u003e\u003cspan style=\"font-size:14pt\"\u003e 1 x DC 12V 4Ch RS485 Modbus \u0026amp; AT command  Relay Board\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e \n  \u003c\/div\u003e \n \u003c\/div\u003e \n \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 \n  \u003cimg width=\"800\" height=\"800\" src=\"http:\/\/g02.a.alicdn.com\/kf\/HTB1cDafLpXXXXaHXVXXq6xXFXXXB\/221872405\/HTB1cDafLpXXXXaHXVXXq6xXFXXXB.jpg\" slate-data-type=\"image\"\u003e \n \u003c\/div\u003e \n \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 \n  \u003cspan style='font-size:18pt;font-family:\"times new roman\"'\u003eDescription: \u003c\/span\u003e \n \u003c\/div\u003e \n \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 \n  \u003cdiv style=\"font-size:14pt\"\u003e \n   \u003cdiv style='font-family:\"times new roman\"'\u003e \n    \u003cdiv\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e1: DC 12V power supply (voltage range 9-13V ) \u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e2: Standby current (all relays closed) 11-13MA, 1 relay open 44MA, 2 relays open 77MA, 3 relays open 110MA,4 relays open 140MA\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e3: \"open\" \"close\"  \"Momentary\" \"Self-locking\" \"Interlock\" \"Delay\" 6 Commands\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e4: Two instruction-control mode : AT command and MODBUS command\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e5: Under the AT command ,the maximum delay is 9999 seconds\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e  Under the MODBUS command ,the maximum delay is 255 seconds\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e6 AT commands can be made serial HyperTerminal (serial assistant) Enter;\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e  MODBUS commands can be made serial HyperTerminal (serial assistant)  OR \"Modbus Poll\" Enter;\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e7 Under the MODBUS command mode, it can support up to 32 devices in parallel\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e8 Size: 80 * 47 * 19.5mm\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e9 Weight: 57g\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n\u003cdiv\u003e\n    \n\u003c\/div\u003e \n\u003cdiv\u003e \n \u003cspan style=\"color:rgb(0, 32, 96)\"\u003e\u003cspan style=\"font-size:18px\"\u003e10 Maximum load: 10A \/ 250VAC, 10A \/ 125VAC, 10A \/ 30VDC, 10A \/ 28VDC, 10A \/ 12VDC\u003c\/span\u003e\u003c\/span\u003e \n\u003c\/div\u003e \n    \u003c\/div\u003e \n    \u003cdiv\u003e\n   \n    \u003c\/div\u003e \n    \u003cdiv\u003e \n\u003cspan style=\"font-size:20px\"\u003e\u003cspan style=\"color:rgb(0, 112, 192)\"\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003ethe new version adds the Read Status command (command 03)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e \n    \u003c\/div\u003e \n    \u003cdiv\u003e\n   \n    \u003c\/div\u003e \n   \u003c\/div\u003e \n  \u003c\/div\u003e \n  \u003cdiv style='font-family:\"times new roman\";font-size:14pt'\u003e \n   \u003cspan style=\"color:rgb(255, 0, 0);font-size:20px\"\u003eFor more information, please contact me\u003c\/span\u003e \n  \u003c\/div\u003e \n  \u003cdiv style='font-family:\"times new roman\";font-size:14pt'\u003e\u003c\/div\u003e \n  \u003cdiv style='font-family:\"times new roman\";font-size:14pt'\u003e\u003c\/div\u003e \n \u003c\/div\u003e \n \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 \n  \u003cspan style='font-size:14pt;font-family:\"times new roman\"'\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(51, 51, 51)\"\u003eAutomated industry PLC\u003c\/span\u003e\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv\u003e \n  \u003cspan style=\"font-size:18px\"\u003eSmart Home,Home Automation ,Wiser Home;\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv\u003e \n  \u003cspan style=\"font-size:18px\"\u003eIdentification system;\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv\u003e \n  \u003cspan style=\"font-size:18px\"\u003eMotor FW \u0026amp; BW\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv\u003e\n     \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(51, 51, 51);font-size:12px\"\u003e\u003cstrong\u003eTypical applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e \n \u003c\/div\u003e \n \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 \n  \u003cspan style=\"color:rgb(51, 51, 51);font-size:12px\"\u003e1 AT command mode (A5 = OFF), in this mode can be through the serial HyperTerminal (serial assistant) enter a simple AT command control relay. AT command mode time up to 9999 seconds \u003c\/span\u003e \n \u003c\/div\u003e \n \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 \n  \u003cimg width=\"560\" height=\"487\" src=\"http:\/\/g03.a.alicdn.com\/kf\/HTB1QBCxLpXXXXbVXXXXq6xXFXXXu\/221872405\/HTB1QBCxLpXXXXbVXXXXq6xXFXXXu.jpg\" slate-data-type=\"image\"\u003e \n \u003c\/div\u003e \n \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 \n  \u003cp\u003e2 MODBUS command mode (A5 = ON), you can control a variety of ways: Serial Hyper Terminal Control (need to manually add the CRC), Modbus Poll software control (software automatically add the CRC), PLC or MCU process control\u003c\/p\u003e \n  \u003cp\u003e\u003cimg width=\"1000\" height=\"347\" src=\"http:\/\/g03.a.alicdn.com\/kf\/HTB18vKzLpXXXXbEXXXXq6xXFXXXK\/221872405\/HTB18vKzLpXXXXbEXXXXq6xXFXXXK.jpg\" slate-data-type=\"image\"\u003e\u003cimg width=\"1000\" height=\"393\" src=\"http:\/\/g01.a.alicdn.com\/kf\/HTB1jp5kLpXXXXcaXFXXq6xXFXXX3\/221872405\/HTB1jp5kLpXXXXcaXFXXq6xXFXXX3.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e \n  \u003cbr\u003e \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cp\u003e\u003cstrong\u003eWiring Diagram:\u003c\/strong\u003e\u003c\/p\u003e \n \u003c\/div\u003e \n \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 \n  \u003cp\u003e1 DC 12V control circuit,Wiring diagram below. \"LOAD\" may be camera,LED lights, fans, motors and other DC 12V equipment\u003c\/p\u003e \n \u003c\/div\u003e \n \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 \n  \u003cimg width=\"800\" height=\"703\" src=\"http:\/\/g04.a.alicdn.com\/kf\/HTB1wN9iLpXXXXcTXFXXq6xXFXXXA\/221872405\/HTB1wN9iLpXXXXcTXFXXq6xXFXXXA.jpg\" slate-data-type=\"image\"\u003e \n \u003c\/div\u003e \n \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\u003c\/div\u003e \n \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\n   2 DC 1-100V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 12V load, need another DC 12V power supply). \"LOAD\" may be LED lights, fans, motors Lights, fluorescent lights, solar water heaters and other DC AC equipmen \n  \u003cimg style=\"font-size:12px;color:rgb(51, 51, 51)\" width=\"800\" height=\"703\" src=\"http:\/\/g04.a.alicdn.com\/kf\/HTB1NMCELpXXXXXvXXXXq6xXFXXXD\/221872405\/HTB1NMCELpXXXXXvXXXXq6xXFXXXD.jpg\" slate-data-type=\"image\"\u003e \n \u003c\/div\u003e \n \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 \n  \u003cp\u003e3 DC 1-100V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 12V load, need another DC 12V power supply). \"LOAD\" may be Machine tool ,CNC,3D Printer,LED lights, fans, motors and other DC AC equipment\u003cimg width=\"800\" height=\"777\" src=\"http:\/\/g02.a.alicdn.com\/kf\/HTB1ja5CLpXXXXaDXXXXq6xXFXXXP\/221872405\/HTB1ja5CLpXXXXaDXXXXq6xXFXXXP.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e \n  \u003cbr\u003e \n \u003c\/div\u003e \n \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\u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cspan style=\"font-size:18px\"\u003eTest Software(We offer a demo video):\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cspan style=\"color:rgb(51, 51, 51);font-size:12px\"\u003eSerial HyperTerminal:\u003c\/span\u003e \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cimg width=\"785\" height=\"487\" src=\"http:\/\/g04.a.alicdn.com\/kf\/HTB1k.XkJVXXXXbdXpXXq6xXFXXX6\/221872405\/HTB1k.XkJVXXXXbdXpXXq6xXFXXX6.jpg\" slate-data-type=\"image\"\u003e \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   Modbus Poll \n \u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e \n  \u003cimg width=\"1000\" height=\"638\" src=\"http:\/\/g03.a.alicdn.com\/kf\/HTB1sJ4BJVXXXXXVXXXXq6xXFXXX8\/221872405\/HTB1sJ4BJVXXXXXVXXXXq6xXFXXX8.jpg\" slate-data-type=\"image\"\u003e \n \u003c\/div\u003e \n \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\u003c\/div\u003e \n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e \n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\n    \n\u003c\/div\u003e\u003cbr\u003e","brand":"Eletechsup Factory store ","offers":[{"title":"CHINA","offer_id":46474204938397,"sku":"CE040","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/HTB1iQmzLpXXXXcdXXXXq6xXFXXXT.webp?v=1738858888","url":"https:\/\/eletechsup.com\/es\/products\/4-channel-dc-12v-rs485-relay-module-modbus-rtu-at-command-remote-control-switch-for-plc-ptz-camera-security-monitoring","provider":"Eletechsup Ready Stock Factory Store 6-10days to Worldwide","version":"1.0","type":"link"}