{"product_id":"16ch-multifunction-rs485-relay-npn-pnp-io-control-core-board-modbus-rtu-at-command-module-5pcs-core-board-a","title":"16ch Multifunction RS485 Relay NPN PNP IO Control Core Board Modbus Rtu \u0026 AT Command Module (5PCS Core board A)","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTwo instruction-control mode : AT command and MODBUS command\u003c\/li\u003e\n\u003cli\u003eUnder the AT command ,the maximum delay is 9999 seconds\u003c\/li\u003e\n\u003cli\u003eUnder the MODBUS command ,the maximum delay is 255 seconds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProduct Name: 16ch Multifunction RS485 Relay NPN PNP IO Control Core Board Modbus Rtu \u0026amp; AT Command Module\n\nPackage inlcuded:\n5V 16 Channel Multifunction RS485 Control Board for 5-24V 1-16CH Relay Module\n\nDescription:\n1: Operating Voltage : DC 5V\n2: Operating Current : 11-15MA\n3: \/\/'\/\/'open\/\/'\/\/' \/\/'\/\/'close\/\/'\/\/' \/\/'\/\/'Momentary\/\/'\/\/' \/\/'\/\/'Self-locking\/\/'\/\/' \/\/'\/\/'Interlock\/\/'\/\/' \/\/'\/\/'Delay\/\/'\/\/' 6 Commands\n4: Two instruction-control mode : AT command and MODBUS command\n5: Under the AT command ,the maximum delay is 9999 seconds\nUnder the MODBUS command ,the maximum delay is 255 seconds\n6 AT commands can be made serial HyperTerminal (serial assistant) Enter;\nMODBUS commands can be made serial HyperTerminal (serial assistant) OR \/\/'\/\/'Modbus Poll\/\/'\/\/' Enter;\n7 Automatic recognition of two kinds of commamds,no need to switch..\n7 Under the MODBUS command mode, it can support up to 247 devices in parallel\n8 With RS485 and RS232 (TTL) dual bus interface\n9 Output control pins 16, 5V TTL level, low level (default) \/ high level output\n10 Size: 40 * 30 * 22mm(A version); 40 * 30 * 11.5mm(B version)\n11 Weight: 9.2g(A version); 6.2g(B version);\n\nInstruction manual Please ask us after the pu\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":43377936564433,"sku":"BW-B0DDXT8YXG","price":53.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61GTOznQO5L.jpg?v=1791730118","url":"https:\/\/belmontwarehouse.com\/products\/16ch-multifunction-rs485-relay-npn-pnp-io-control-core-board-modbus-rtu-at-command-module-5pcs-core-board-a","provider":"Belmont Warehouse","version":"1.0","type":"link"}