{"product_id":"allen-bradley-1715-ob8de-1715-redundant-i-o-digital-output-module","title":"Allen-Bradley 1715-OB8DE 1715 Redundant I\/O Digital Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e1715-OB8DE\u003c\/strong\u003e is a digital output module designed for high-availability industrial automation applications within the Allen-Bradley 1715 Redundant I\/O System. Operating on a backplane supply voltage range of 18…32V DC, the module provides 8 digital output channels for controlling field devices. It interfaces with process control systems using the 1715-A3IO module base unit and either the \u003cstrong\u003e1715-TASOB8DE\u003c\/strong\u003e or \u003cstrong\u003e1715-TADOB8DE\u003c\/strong\u003e termination assemblies. Built with conformal coating, the module delivers fault-tolerant performance and integrated diagnostics suitable for critical control systems, safety instrumented systems (SIS), and hazardous location applications.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProvides 8 digital output channels with standard output functionality.\u003c\/li\u003e\n\u003cli\u003eIntegrates directly into the 1715 Redundant I\/O System via the 1715-A3IO module base.\u003c\/li\u003e\n\u003cli\u003eSupports fault-tolerant operation when paired with compatible 1715 termination assemblies.\u003c\/li\u003e\n\u003cli\u003eFeatures status indicator LEDs for module health, system readiness, and operational status.\u003c\/li\u003e\n\u003cli\u003eOperates in harsh environments with conformal coating meeting ANSI\/ISA-S71.04-2013 Class G1, G2, and G3 standards.\u003c\/li\u003e\n\u003cli\u003eAccommodates field-side fused protection on compatible termination assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOil and gas emergency shutdown (ESD) systems\u003c\/li\u003e\n\u003cli\u003eProcess safety instrumented systems (SIS)\u003c\/li\u003e\n\u003cli\u003ePower generation plant control\u003c\/li\u003e\n\u003cli\u003eChemical and petrochemical production automation\u003c\/li\u003e\n\u003cli\u003eCritical infrastructure and high-availability process automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCatalog Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1715-OB8DE\u003c\/td\u003e\n\u003ctd\u003eDigital Output Module, 8 Channels, Redundant I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1715-A3IO\u003c\/td\u003e\n\u003ctd\u003e3-Slot Module Base Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1715-TASOB8DE\u003c\/td\u003e\n\u003ctd\u003eSimplex Digital Output Termination Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1715-TADOB8DE\u003c\/td\u003e\n\u003ctd\u003eDuplex Digital Output Termination Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range (Backplane)\u003c\/td\u003e\n\u003ctd\u003e18…32V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e165 mA @ 18…32V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Channel Rating\u003c\/td\u003e\n\u003ctd\u003e0.5 A per channel @ 18…32V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Voltage Slew Rate (Max)\u003c\/td\u003e\n\u003ctd\u003e150 V\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDe-energized Output Voltage Slew Rate (Max)\u003c\/td\u003e\n\u003ctd\u003e12 V\/ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergized Output Current Slew Rate (Max)\u003c\/td\u003e\n\u003ctd\u003e0.9 A\/ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (System)\u003c\/td\u003e\n\u003ctd\u003e3.0 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (Field Loop)\u003c\/td\u003e\n\u003ctd\u003e0.17 W per field loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50V (continuous), basic insulation type, I\/O ports to backplane; type tested at 500V AC for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndividual Port Isolation\u003c\/td\u003e\n\u003ctd\u003eNo isolation between individual I\/O ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Weight\u003c\/td\u003e\n\u003ctd\u003e290 g (10.23 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Base Unit Weight\u003c\/td\u003e\n\u003ctd\u003e133 g (5 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Assembly Weight\u003c\/td\u003e\n\u003ctd\u003e133 g (5 oz) \/ 260 g (10 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e166 x 42 x 118 mm (6.5 x 1.625 x 4.625 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Size (Termination Assembly)\u003c\/td\u003e\n\u003ctd\u003eSingle 0.75…1.5 mm2 (18…16 AWG) solid or stranded copper wire rated at 85 degC (185 degF) or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Category\u003c\/td\u003e\n\u003ctd\u003e2 - on signal ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Type (1715-TASOB8DE\/TADOB8DE)\u003c\/td\u003e\n\u003ctd\u003eI\/O: 10 A, 125V, Type F; Power Source: 5 A max, 32V DC, min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePilot Duty Rating\u003c\/td\u003e\n\u003ctd\u003e16VA, 1.5 inrush\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Code\u003c\/td\u003e\n\u003ctd\u003eT4 (North American and IEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eNone (open-style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-25…60 degC (-13…140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurrounding Air Temperature (Max)\u003c\/td\u003e\n\u003ctd\u003e70 degC (158 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNonoperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40…85 degC (-40…185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e10…95% noncondensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Vibration\u003c\/td\u003e\n\u003ctd\u003e2 g @ 10…500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Shock\u003c\/td\u003e\n\u003ctd\u003eDIN rail mount: 25 g; Panel mount: 30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNonoperating Shock\u003c\/td\u003e\n\u003ctd\u003eInstalled: 30 g; Uninstalled: 50 g (with slot fillers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail and Panel Mounting:\u003c\/strong\u003e Secure the 1715-A3IO base unit to the DIN rail or panel prior to inserting the module. Maintain proper panel clearance for heat dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Field Connections:\u003c\/strong\u003e Route field wiring using single 0.75…1.5 mm2 (18…16 AWG) solid or stranded copper conductors rated for at least 85 degC. Ensure category 2 conductor routing practices are applied to signal ports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Requirements:\u003c\/strong\u003e Install the module inside an industrial enclosure providing appropriate protection for open-style equipment in hazardous or harsh environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply and Fusing:\u003c\/strong\u003e Connect field power within the 18…32V DC range. Ensure the termination assembly fuses (10 A, 125V Type F for I\/O; 5 A max, 32V DC for power) are correctly rated prior to energizing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ecULus:\u003c\/strong\u003e UL Listed Industrial Control Equipment for US and Canada (UL File E341697); UL Listed for Class I, Division 2 Group A, B, C, D Hazardous Locations (UL File E251761).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE:\u003c\/strong\u003e European Union 2014\/30\/EC EMC Directive, compliant with EN 61326-1 and EN 61131-2.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC-Tick:\u003c\/strong\u003e Compliant with AS\/NZS CISPR 11 for Industrial Emissions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEx \/ ATEX \/ UKCA:\u003c\/strong\u003e European Union Directive 2014\/34\/EU and UK SI 2016:1107; Ex ec IIC T4 Gc (ATEX Cert: 11 ATEX 7928686X, UKCA Cert: UL22UKEX2512X).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIECEx:\u003c\/strong\u003e Compliant with IEC 60079-0 and IEC 60079-7; II 3G Ex ec IIC T4 Gc (IECEx Cert: IECEx UL 15.0032X).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKC:\u003c\/strong\u003e Korean Registration of Broadcasting and Communications Equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Safety:\u003c\/strong\u003e TÜV Certified, capable of SIL 2 according to EN 62061, IEC 61508, and EN 61326-3-1.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695185949035,"sku":"1715-OB8DE","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1715-ob8de-digital-output-module-wp0otabznkk_64d271b9-167d-4f5f-aa44-c2fe354231a7.jpg?v=1766114460","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1715-ob8de-1715-redundant-i-o-digital-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}