{"product_id":"allen-bradley-1756-obv8s-controllogix-safety-output-module","title":"Allen-Bradley 1756-OBV8S ControlLogix Safety Output Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1756-OBV8S is a ControlLogix digital DC I\/O module engineered for safety-critical output applications. It provides eight points for connecting outputs, each rated for a maximum current of 0.5 A. Operating within a voltage range of 10 to 30 VDC, this I\/O module integrates seamlessly into a ControlLogix system, offering reliable performance for demanding industrial environments.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1756-OBV8S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eI\/O Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e10-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\/Output Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Points\u003c\/td\u003e\n\u003ctd\u003e8 Points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003eMax current per output: 0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eSafety Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e20 Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eShort-circuit and overcurrent protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003eFast response for safety-critical outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eOperating: 0°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.29 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Outputs:\u003c\/strong\u003e Designed to meet fast response requirements for safety-critical output tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Protection:\u003c\/strong\u003e Built-in short-circuit and overcurrent protection enhances system reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Lightweight at 0.29 kg, simplifying mounting and wiring in ControlLogix enclosures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Functions reliably from 0°C to 60°C, suitable for diverse industrial settings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1756-OBV8S is ideal for applications requiring dependable safety outputs, such as emergency stop circuits, machine guarding, and process interlocking. Its 10-30 VDC range and 0.5 A per point capacity make it suitable for controlling solenoid valves, indicator lamps, and small relays in automated production lines. In a typical packaging line, the 1756-OBV8S ensures rapid de-energization of actuators during safety events, reducing downtime and protecting personnel.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the 1756-OBV8S in a ControlLogix chassis following standard I\/O module installation procedures. Ensure the chassis is powered off before insertion. Connect field wiring to the 20-pin connector, observing correct polarity and torque specifications. Verify that the supply voltage is within the 10-30 VDC range. After installation, configure the module in the ControlLogix programming software, assigning each output point as required. Always follow the manufacturer's guidelines for safe installation.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRoutine inspection of the 1756-OBV8S is minimal. Periodically check for loose connections, signs of overheating, or contamination on the connector. Keep the module within its specified temperature range to maximize service life. The built-in short-circuit and overcurrent protection help prevent damage, but regular system diagnostics are recommended to ensure continued reliability.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe 1756-OBV8S is specifically engineered for the ControlLogix platform, ensuring seamless integration with ControlLogix controllers and other I\/O modules. It communicates over the ControlLogix backplane, requiring no additional communication modules. The module is compatible with standard 20-pin wiring and is designed for use in both new and existing ControlLogix systems.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing, verify that your ControlLogix chassis has an available slot and that the power supply can handle the module's current draw. Confirm that the 20-pin connector matches your existing wiring scheme. For reliable sourcing, consider PLC Source PRO, a trusted supplier of industrial automation spares. Ensure the part number matches exactly: 1756-OBV8S.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44435666174051,"sku":"1756-OBV8S","price":264.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1756-2WS_389595bf-a73a-44f9-85c5-7d42ea70fb9b.jpg?v=1785789552","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/allen-bradley-1756-obv8s-controllogix-safety-output-module","provider":"PLC Source PRO","version":"1.0","type":"link"}