{"product_id":"allen-bradley-1734-ep24dc-point-i-o-24vdc-power-bus-expansion-power-supply","title":"Allen-Bradley 1734-EP24DC POINT I\/O 24VDC Power\/Bus Expansion Power Supply","description":"\u003cp\u003e\u003cstrong\u003eDescription \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Allen-Bradley 1756-OB32 is a ControlLogix digital output module designed for industrial automation systems. It provides 32 sourcing DC outputs, divided into two groups of 16 points, for controlling field devices. Operating within a voltage range of 10 to 31.2 VDC, this module is widely used in applications requiring reliable high-density output interfacing.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications \u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital Output Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1756-OB32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32-Point DC Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSourcing Digital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSub-Brand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 (two groups of 16)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10…31.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSourcing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current per Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.35 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current per Module\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 V continuous between the two output groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Status Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput status, communication status, module health LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemovable Terminal Block\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1756-TBCH or 1756-TBS6H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlLogix chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen-style (IP20)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0…60 °C (32…140 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e–40…85 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVibration Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 g (10–500 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShock Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePer IEC 60068-2-27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC 60068-2 series, IEC 61000-4 series, EMI\/EMC compliance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, KC, Marine, UL, ATEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMachine control, DC device switching, high-density output systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecial Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput diagnostics, dual-group isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInformation About 1756-OB32\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1756-OB32 is part of the Allen-Bradley ControlLogix I\/O family, developed to deliver flexible and scalable output control. It supports 32 DC sourcing outputs with groupings of 16 points per channel bank. Each output channel is rated for up to 0.5 A at 50 °C or 0.35 A at 60 °C, with a maximum module current of 16 A at 50 °C and 10 A at 60 °C. Compatible removable terminal blocks (RTBs) include the 1756-TBCH cage clamp and the 1756-TBS6H spring clamp, providing secure wiring options. The module supports various communication modes such as scheduled output data, rack optimization, and listen-only configurations. Output fault states can be configured per point, with options to hold last state, force ON, or force OFF in program or fault conditions. Protection can be implemented using 5x20 mm fuses (800 mA rating), such as Littelfuse SP001.1003 or Schurter 216.800. The module dissipates up to 4.8 W of power and maintains 50 V continuous isolation between field-side and backplane. Its backplane current draw is 300 mA at 5.1 VDC and 2 mA at 24 VDC.\u003c\/p\u003e\n\u003ch4 data-start=\"1530\" data-end=\"1548\"\u003eKey Features:\u003c\/h4\u003e\n\u003cul data-start=\"1549\" data-end=\"2161\"\u003e\n\u003cli data-start=\"1549\" data-end=\"1622\"\u003e\n\u003cp data-start=\"1551\" data-end=\"1622\"\u003e\u003cstrong data-start=\"1551\" data-end=\"1563\"\u003eOutputs:\u003c\/strong\u003e 32 DC sourcing outputs, grouped into 2 × 16-point banks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1623\" data-end=\"1675\"\u003e\n\u003cp data-start=\"1625\" data-end=\"1675\"\u003e\u003cstrong data-start=\"1625\" data-end=\"1643\"\u003eVoltage Range:\u003c\/strong\u003e Operates from 10 to 31.2 VDC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1676\" data-end=\"1752\"\u003e\n\u003cp data-start=\"1678\" data-end=\"1752\"\u003e\u003cstrong data-start=\"1678\" data-end=\"1697\"\u003eOutput Current:\u003c\/strong\u003e 0.5 A per point at 50 °C, 0.35 A per point at 60 °C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1753\" data-end=\"1831\"\u003e\n\u003cp data-start=\"1755\" data-end=\"1831\"\u003e\u003cstrong data-start=\"1755\" data-end=\"1783\"\u003eModule Current Capacity:\u003c\/strong\u003e 16 A maximum at 50 °C, 10 A maximum at 60 °C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1832\" data-end=\"1923\"\u003e\n\u003cp data-start=\"1834\" data-end=\"1923\"\u003e\u003cstrong data-start=\"1834\" data-end=\"1856\"\u003eRTB Compatibility:\u003c\/strong\u003e Works with 1756-TBCH (cage clamp) and 1756-TBS6H (spring clamp).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1924\" data-end=\"2011\"\u003e\n\u003cp data-start=\"1926\" data-end=\"2011\"\u003e\u003cstrong data-start=\"1926\" data-end=\"1945\"\u003eFault Handling:\u003c\/strong\u003e Configurable per-point states for fault and program conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2012\" data-end=\"2085\"\u003e\n\u003cp data-start=\"2014\" data-end=\"2085\"\u003e\u003cstrong data-start=\"2014\" data-end=\"2029\"\u003eProtection:\u003c\/strong\u003e Fuse-compatible design with recommended 800 mA fuses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2086\" data-end=\"2161\"\u003e\n\u003cp data-start=\"2088\" data-end=\"2161\"\u003e\u003cstrong data-start=\"2088\" data-end=\"2102\"\u003eIsolation:\u003c\/strong\u003e 50 V continuous isolation between backplane and outputs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2163\" data-end=\"2316\"\u003eThe 1756-OB32 delivers the density, flexibility, and reliability needed for high-performance digital output control in ControlLogix automation systems.\u003cspan style=\"font-weight: 400;\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47164179579178,"sku":"1756-OB32","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/shopping_18_416888a9-c95d-406c-8467-f13a45c13ee6.webp?v=1721133372","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1734-ep24dc-point-i-o-24vdc-power-bus-expansion-power-supply","provider":"IQElectro","version":"1.0","type":"link"}