{"product_id":"allen-bradley-1769-ob32-compactlogix-compact-i-o-solid-state-dc-output-module","title":"Allen-Bradley 1769-OB32 CompactLogix Compact I\/O Solid-State DC Output Module","description":"\u003cp\u003eThe \u003cstrong\u003e1769-OB32\u003c\/strong\u003e is a high-density 32-point discrete solid-state electronic module designed to provide sourcing direct-current switching capabilities within the \u003cstrong\u003eCompactLogix \/ Compact I\/O\u003c\/strong\u003e hardware infrastructure. It converts electronic control logic commands from a central processor into discrete 24 VDC output paths divided into two separate, isolated groups of 16 channels each. This hardware allows low-power programmatic actuation of direct-current devices including industrial control relays, indicators, display panels, and small solenoid valves. The assembly interfaces natively with \u003cstrong\u003eCompactLogix\u003c\/strong\u003e automation systems or functions as distributed field hardware through a \u003cstrong\u003eMicroLogix\u003c\/strong\u003e controller expansion link or network adapter module. System interlocking is maintained through an optoelectronic safety barrier providing a continuous 30 VDC working isolation voltage profile to protect internal system backplane components against plant field line anomalies.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Density Channel Array\u003c\/strong\u003e: Packs 32 discrete solid-state source-type outputs inside a single-slot module footprint to save panel space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Group Isolation\u003c\/strong\u003e: Separates channels into two distinct electrical banks of 16 outputs, permitting independent field power supply routing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic Short-Circuit Protection\u003c\/strong\u003e: Incorporates an integrated electronic protection matrix that auto-detects thermal\/current faults to minimize down-time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Slot Keying\u003c\/strong\u003e: Features integrated mechanical tongue-and-groove guide rails to prevent incorrect alignment during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Diagnostic LED Panel\u003c\/strong\u003e: Provides 32 separate green indicators to deliver real-time channel state visualization for point-level testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemovable Terminal Block\u003c\/strong\u003e: Employs a 40-pin finger-safe terminal block with a latching door mechanism to enable hot-swapping sequences without wire removal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDriving localized low-power direct current pneumatic solenoid manifolds.\u003c\/li\u003e\n\u003cli\u003eInterfacing control logic to discrete input channels of motor speed controllers.\u003c\/li\u003e\n\u003cli\u003eMain operator desk visual illumination lamps and pilot sounders.\u003c\/li\u003e\n\u003cli\u003eActuating discrete interface auxiliary relays in process manufacturing lines.\u003c\/li\u003e\n\u003c\/ul\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\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1769-OB32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompactLogix \/ Compact I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid-state 24V DC Source Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutputs Per Module\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 sourcing outputs (2 groups of 16)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.4 VDC to 26.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum On-State Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 A per point @ 60 Celsius \/ 1.0 A per point @ 30 Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Current Per Group\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.0 A @ 60 Celsius \/ 8.0 A @ 30 Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Module Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.0 A @ 60 Celsius \/ 16.0 A @ 30 Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current Draw\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300 mA @ 5.1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Off-State Leakage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 mA @ 26.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum On-State Voltage Drop\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 VDC @ 0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Turn-On Time Delay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1 ms maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Turn-Off Time Delay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 ms maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Isolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 VDC continuous, basic insulation type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Boundary Mapping\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGroup-to-group and group-to-system backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDielectric Type Test Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTested @ 710 VDC for 1 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Distance Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 modules maximum from system power supply module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 degC to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 degC to 85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Relative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5% to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Hardware Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN Rail installation or Panel Mount with screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Width Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e52.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eConnector Pin\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction Assignment\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVDC 1 (+)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC Power Supply Input Reference for Group 1 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOUT 0 to OUT 15\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSourcing Output Channel 0 through Channel 15 (Group 1 Matrix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCOM 1 (-)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Current Common Ground Return for Group 1 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVDC 2 (+)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC Power Supply Input Reference for Group 2 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOUT 16 to OUT 31\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSourcing Output Channel 16 through Channel 31 (Group 2 Matrix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCOM 2 (-)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Current Common Ground Return for Group 2 Channels\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\u003eBus Connection Latching\u003c\/strong\u003e: Align the side tongue-and-groove tracks precisely before mating the expansion connector. Slide the integrated mechanical bus lever completely to the left position to lock the backplane connectors firmly into place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Proximity Matching\u003c\/strong\u003e: Do not exceed the strict 8-slot distance limitation boundary when placing the hardware module relative to the nearest system power supply block.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Wiring Entry Limits\u003c\/strong\u003e: Connect only copper wire configurations rated for 75 degC minimum. Single wire gauges must fall inside the 0.32 to 0.82 mm2 (22 to 18 AWG) window with insulation stripping adjusted to 11 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Connection Practices\u003c\/strong\u003e: Ground the hosting DIN rail or backplane framework back to an earth anchor point using heavy gauge wire to mitigate transient radio-frequency or electromagnetic fields.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDetailed Installation Reference\u003c\/h3\u003e\n\u003cp\u003eFor comprehensive step-by-step physical mounting, wiring arm configurations, and detailed channel layout diagrams, please refer to the official installation publication:\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/1769-in031_-en-p.pdf?v=1780145237\"\u003e👉 \u003cstrong\u003eClick Here to Download the Full Allen-Bradley 1769-OB32 Installation Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this specific model function as a sourcing type or a sinking type output card?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This module functions exclusively as a sourcing type device, meaning it switches the positive voltage potential (+VDC) from the supply line out to the field load terminal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can Group 1 and Group 2 be powered by completely separate power supplies?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, because Group 1 and Group 2 are completely isolated from each other, you can use two distinct 24V DC power sources landed on their respective VDC and COM terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum current load allowed on a single channel point when operating at full 60 Celsius temperature specs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: When running at an ambient temperature of 60 Celsius, the maximum continuous output current limit is 0.5 A per individual channel point.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695185555819,"sku":"1769-OB32","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1769-ob32-machine-control-kiqifbfu0pa_a1b1c9eb-6f18-40e5-a34e-8d5eaf9d14ef.jpg?v=1766114446","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1769-ob32-compactlogix-compact-i-o-solid-state-dc-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}