{"product_id":"allen-bradley-1734-ib8s-1pc","title":"1734-IB8S - 1pc","description":"\u003ch2\u003eOverview of Allen-Bradley 1734-IB8S POINT I\/O Guard I\/O Safety Module\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley 1734-IB8S is a safety-certified POINT I\/O Guard I\/O module designed for safety applications with SIL (Safety Integrity Level) ratings. It features eight current sinking safety input channels and four current sourcing pulse test outputs. This module supports dual-channel mode for evaluating consistency between two input signals for higher safety categories and single-channel mode for lower safety needs, making it versatile for various safety functions.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features of 1734-IB8S\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eEight (8) current sinking safety input channels for reliable safety device monitoring.\u003c\/li\u003e\n  \u003cli\u003eFour (4) current sourcing pulse test outputs to verify input wiring integrity.\u003c\/li\u003e\n  \u003cli\u003eDual-channel mode enables applications that meet Safety Category 3 and 4 requirements.\u003c\/li\u003e\n  \u003cli\u003eSingle-channel mode allows usage for Safety Category 2 applications.\u003c\/li\u003e\n  \u003cli\u003eConfigurable discrepancy time to determine allowable time difference before declaring a fault.\u003c\/li\u003e\n  \u003cli\u003eExternal wiring short check to enhance safety diagnostics when used with test outputs.\u003c\/li\u003e\n  \u003cli\u003eIndividually adjustable ON and OFF signal delays to reduce false positives and negatives from signal fluctuations.\u003c\/li\u003e\n  \u003cli\u003eOperates at nominal 24 V DC supply voltage within 19.2 to 28.8 V DC range.\u003c\/li\u003e\n  \u003cli\u003ePower bus max current (no load): 25 mA.\u003c\/li\u003e\n  \u003cli\u003eContinuous isolation voltage: 50 V.\u003c\/li\u003e\n  \u003cli\u003eMaximum thermal dissipation: 11.62 BTU\/hr (3.4 W).\u003c\/li\u003e\n  \u003cli\u003eDimensions: 77 x 25 x 55 mm (3.03 x 0.98 x 2.17 inches).\u003c\/li\u003e\n  \u003cli\u003eOpen-style enclosure, mountable horizontally or vertically.\u003c\/li\u003e\n  \u003cli\u003eCompatible with SmartGuard, GuardLogix, and Compact GuardLogix controllers.\u003c\/li\u003e\n  \u003cli\u003eCommunication supported over Ethernet\/IP and DeviceNet networks via 1734-AENT, 1734-AENTR, or 1734-PDN adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eGuard I\/O Safety Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e8 Current Sinking Safety Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse Test Outputs\u003c\/td\u003e\n\u003ctd\u003e4 Current Sourcing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC nominal (19.2–28.8 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Max\u003c\/td\u003e\n\u003ctd\u003e175 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e3.4 Watts max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReaction Time\u003c\/td\u003e\n\u003ctd\u003e16.2 milliseconds per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (HxWxD)\u003c\/td\u003e\n\u003ctd\u003e77 x 25 x 55 mm (3.03 x 0.98 x 2.17 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60°C (32 to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e62.4 grams (2.2 ounces)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications \/ Use Cases\u003c\/h2\u003e\n\u003cp\u003eThe 1734-IB8S is used in safety applications such as emergency stop buttons, gate switches, light curtains, and other safety devices in industrial environments. It ensures reliable safety monitoring and protection in systems that require certification for safety levels SIL 2 to SIL 4.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":47809558413611,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/1734-IB8S_8e0ae700-f34c-4f34-9a46-3464f789b86a.png?v=1706017585","url":"https:\/\/leadtime.ca\/products\/allen-bradley-1734-ib8s-1pc","provider":"LEADTIME","version":"1.0","type":"link"}