{"product_id":"allen-bradley-compact-i-o-to-dsi-modbus-module-1769-sm2","title":"Allen-Bradley Compact I\/O to DSI\/Modbus Module 1769-SM2","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1769-SM2\u003c\/strong\u003e is a Compact I\/O specialty communication module that interfaces CompactLogix or MicroLogix 1500 controllers with PowerFlex drives and other Modbus RTU-compatible devices. It supports both \u003cstrong\u003eDrive Serial Interface (DSI)\u003c\/strong\u003e and \u003cstrong\u003eModbus RTU\u003c\/strong\u003e over RS-485, providing three independent communication channels and single- or multi-drive configurations.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e 1769-SM2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Protocols:\u003c\/strong\u003e DSI, Modbus RTU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Channels:\u003c\/strong\u003e 3 (RJ45 ports)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Baud Rates (Modbus RTU):\u003c\/strong\u003e 300–38400 bps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Compatibility:\u003c\/strong\u003e PowerFlex 4-Class, PowerFlex 7-Class\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Modes:\u003c\/strong\u003e Single-Drive \/ Multi-Drive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Current Draw:\u003c\/strong\u003e 350 mA @ 5 V DC, 0 mA @ 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Distance Rating:\u003c\/strong\u003e Max 4 modules from power supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Cable Length (Drive):\u003c\/strong\u003e 10 m (32.8 ft)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Cable Length (Network):\u003c\/strong\u003e 1219 m (4000 ft) with twisted-pair RS-485\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e –10 to +50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H × W × D):\u003c\/strong\u003e 118 × 35 × 87 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Options:\u003c\/strong\u003e DIN rail or panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e UL, CE, cULus\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnables serial communication between CompactLogix\/MicroLogix and PowerFlex drives\u003c\/li\u003e\n\u003cli\u003eSupports up to 15 drives (5 per channel) in multi-drive mode\u003c\/li\u003e\n\u003cli\u003eConfigurable parity and stop bits for Modbus RTU\u003c\/li\u003e\n\u003cli\u003eCompatible with ControlFLASH for firmware updates\u003c\/li\u003e\n\u003cli\u003eDiagnostic LEDs for module and channel status\u003c\/li\u003e\n\u003cli\u003eRemovable terminal block and tongue-and-groove locking system\u003c\/li\u003e\n\u003cli\u003eSupports RSLogix 5000 and Studio 5000 environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMust be installed within \u003cstrong\u003e4 slots\u003c\/strong\u003e of the Compact I\/O power supply\u003c\/li\u003e\n\u003cli\u003eObserve ESD precautions during handling\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair RS-485 cable for communication wiring\u003c\/li\u003e\n\u003cli\u003eSet configuration and operating mode switches before power-up\u003c\/li\u003e\n\u003cli\u003eSecure bus connectors using the locking lever to prevent arcing\u003c\/li\u003e\n\u003cli\u003eMaintain \u003cstrong\u003e50 mm\u003c\/strong\u003e clearance on all sides for ventilation\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003e1769-ECR\u003c\/strong\u003e or \u003cstrong\u003e1769-ECL\u003c\/strong\u003e end caps to terminate the communication bus\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42501340266563,"sku":"1769-SM2","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/5810\/3107\/files\/1769-SM2_2.png?v=1755482209","url":"https:\/\/www.plcdcspro.com\/products\/allen-bradley-compact-i-o-to-dsi-modbus-module-1769-sm2","provider":"PLC DCS Pro Ltd.","version":"1.0","type":"link"}