{"product_id":"allen-bradley-1769-sm2-communication-module","title":"Allen-Bradley  1769-SM2 Communication Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-SM2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-SM2\u003c\/strong\u003e) is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003especialized communication expansion module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned to bridge\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley CompactLogix\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMicroLogix 1500\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtrollers with serial-based motor drives and peripheral devices. This module serves as the primary interface for connecting to the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePowerFlex 4-class\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecomponent drives via the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDrive Serial Interface (DSI)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprotocol. Additionally, it functions as a versatile\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eModbus RTU master\u003c\/strong\u003e, allowing the controller to collect data from a wide array of third-party industrial hardware such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epower meters\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHVAC sensors\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eA key feature of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-SM2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual-mode capability\u003c\/strong\u003e. It can be configured for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSingle Drive Mode\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto control one drive with high performance, or\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMulti-Drive Mode\u003c\/strong\u003e, which enables a single module to manage multiple drives on a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edaisy-chained network\u003c\/strong\u003e. This flexibility significantly reduces the hardware footprint and cost in multi-axis applications. For\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePowerFlex 7-class drives\u003c\/strong\u003e, the module can be paired with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e20-HIM-H-RS485-HVAC adapter\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto provide a robust serial link into the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769 backplane\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDSI Baud Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFixed at 19200 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current Draw\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e350 mA at 5V DC; 0 mA at 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Distance Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 modules (must be located within 4 slots of the power supply)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLocal expansion for MicroLogix 1500 or CompactLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStatus LEDs for Module, Network, and Channel activity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.17 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-SM2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis widely used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003econveyor systems\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efan\/pump control applications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere multiple\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePowerFlex drives\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emust be synchronized or monitored via a single PLC. It is also an excellent solution for integrating\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eModbus-based environmental sensors\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einto a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRockwell Automation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eenvironment without the need for expensive\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEthernet-to-Serial gateways\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support Modbus TCP\/IP?\u003c\/strong\u003e\u003cbr\u003eNo, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-SM2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis strictly for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eserial communication (Modbus RTU)\u003c\/strong\u003e. For\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eModbus TCP\/IP\u003c\/strong\u003e, you would typically use an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEtherNet\/IP to Modbus TCP gateway\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor a controller with native\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eModbus TCP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupport.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this module to program the drives?\u003c\/strong\u003e\u003cbr\u003eThe module allows the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePLC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eread and write drive parameters\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand control the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estart\/stop\/speed commands\u003c\/strong\u003e. However, for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003einitial drive commissioning\u003c\/strong\u003e, most engineers still use the drive’s\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ekeypad\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor a dedicated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePC interface\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":48746762141948,"sku":"1769-SM2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/1769-SM22_49dc7c82-ec2c-477c-8b5a-91b2347e1ad7.jpg?v=1770707991","url":"https:\/\/www.electronicplc.com\/products\/allen-bradley-1769-sm2-communication-module","provider":"Electronic PLC","version":"1.0","type":"link"}