{"product_id":"1769-ob16-allen-bradley-compactlogix-24vdc-16-point-output","title":"1769-OB16 Allen-Bradley CompactLogix 24VDC 16-Point Output","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e is a high-density, 16-point solid-state digital output module engineered by \u003cstrong style=\"color: #0056b3;\"\u003eRockwell Automation\u003c\/strong\u003e for the \u003cstrong style=\"color: #0056b3;\"\u003eAllen-Bradley\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003eCompactLogix\u003c\/strong\u003e and MicroLogix 1500 systems. Designed for demanding industrial control environments, this single-slot expansion module delivers fast switching capability and robust signal driving for 24V DC field actuators.\u003c\/p\u003e\n\u003cp\u003eOperating across a voltage envelope of 20.4 to 26.4V DC, the \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e channels current up to 1.0 A per point at 30 °C (0.5 A at 60 °C), reaching a total module output capacity of 8.0 A. High-speed optical isolation yields rapid signal response times—0.1 ms turn-on and 1.0 ms turn-off—ensuring precise real-time actuation of automated machinery.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe engineering specifications below present hardware parameters systematically using MECE classification rules for seamless technical auditing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003eAllen-Bradley\u003c\/strong\u003e \/ \u003cstrong style=\"color: #0056b3;\"\u003eRockwell Automation\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/allen-bradley-1769-compactlogix\"\u003e\u003cstrong style=\"color: #0056b3;\"\u003eCompactLogix\u003c\/strong\u003e\u003c\/a\u003e \/ Compact I\/O Family\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Type:\u003c\/strong\u003e Solid-State DC Digital Output Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Outputs:\u003c\/strong\u003e 16 sourcing outputs (arranged in 1 single group)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Operating Voltage:\u003c\/strong\u003e 24V DC source (category)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 20.4 to 26.4V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Rating per Point:\u003c\/strong\u003e 1.0 A @ 30 °C (86 °F) \/ 0.5 A @ 60 °C (140 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Module Current Limit:\u003c\/strong\u003e 8.0 A @ 30 °C \/ 4.0 A @ 60 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge Current Capacity:\u003c\/strong\u003e 2.0 A for 10 ms (repeatable every 2 seconds)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Response Time:\u003c\/strong\u003e On delay = 0.1 ms \/ Off delay = 1.0 ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum On-State Voltage Drop:\u003c\/strong\u003e 1.0V DC at 1.0 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-State Leakage Current:\u003c\/strong\u003e 1.0 mA maximum at 26.4V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Current Draw:\u003c\/strong\u003e 200 mA at 5.1V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Distance Rating:\u003c\/strong\u003e 8 modules from power supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e 2.11 Watts total\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation Insulation:\u003c\/strong\u003e IEC Class 2 reinforced (75V DC continuous isolation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Block Part Number:\u003c\/strong\u003e 1769-RTBN18 (18-pin removable screw terminal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Conductor Sizing:\u003c\/strong\u003e 22 to 14 AWG solid \/ 22 to 16 AWG stranded copper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hardware:\u003c\/strong\u003e 35 mm DIN rail or panel mount using M4 \/ #8 screws\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Dimensions:\u003c\/strong\u003e 118 x 35 x 87 mm (4.65 x 1.38 x 3.43 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Environment:\u003c\/strong\u003e 0 to 60 °C (32 to 140 °F); 5% to 95% non-condensing humidity; 30G operating shock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry Identification:\u003c\/strong\u003e UPC 10662468992869 and UNSPSC 32151705\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Airflow Standards\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAdhering to proper mechanical mounting procedures prevents thermal buildup and backplane communication glitches.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAlways disconnect main system power before seating or removing the \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e module from the assembly.\u003c\/li\u003e\n\u003cli\u003eVerify the unit resides within its 8-module Power Supply Distance Rating relative to 1769-PA2, 1769-PB2, 1769-PA4, or 1769-PB4 supplies.\u003c\/li\u003e\n\u003cli\u003eMount the unit on a standard 35 mm DIN rail or secure it to a backpanel using M4 or #8 panhead screws.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum clearance of 2 inches (50 mm) above and below the housing to ensure adequate convective air cooling.\u003c\/li\u003e\n\u003cli\u003eWhen connecting to a MicroLogix 1500 system, attach the expansion ribbon cable directly to the base processor header.\u003c\/li\u003e\n\u003cli\u003eWire field devices to the 1769-RTBN18 removable terminal block using 22 to 14 AWG solid or 22 to 16 AWG stranded conductors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eOperational Diagnostics \u0026amp; Circuit Limits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e contains dedicated hardware safeguards designed to isolate control logic from hazardous industrial field conditions.\u003c\/p\u003e\n\u003cp\u003eOptical isolation rated to 75V DC prevents ground potential differences between field field wiring and the local controller backplane. Embedded status LEDs provide real-time channel visual verification, while transient surge protection handles inductive kickback currents up to 2.0 A for 10 ms during heavy solenoid switching cycles.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Field Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eControls engineers specify the \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e across discrete manufacturing networks requiring high-density 24V DC switching capacity.\u003c\/p\u003e\n\u003cp\u003eTypical target equipment includes pneumatically actuated directional valves, pilot solenoids, DC relay coils, indicator towers, and digital input cards on VFD drives. Interposing relays allow the module to command high-voltage AC loads up to 120\/240V AC safely without exposing the module to AC transients.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight \u0026amp; Field Experience\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOur automation engineering team tests and deploys hundreds of \u003cstrong style=\"color: #0056b3;\"\u003eCompactLogix\u003c\/strong\u003e hardware components in active production facilities. The \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e is exceptionally durable, but installation details matter significantly when driving inductive loads.\u003c\/p\u003e\n\u003cp\u003eDuring a field call at a high-speed packaging plant, an engineer reported recurring channel failures on a 1769 output card driving un-suppressed DC solenoid valves. The back-EMF voltage spikes generated during rapid coil de-energization exceeded the thermal limits of the internal switching transistors over time. Installing flyback diodes across all inductive DC loads completely eliminated the inductive transients and restored long-term reliability. We strongly advise fitting external surge suppressors on all solenoid and relay coils wired to solid-state DC modules.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Selection \u0026amp; Integration Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCalculating overall current draw and power distribution prevents unexpected system shutdowns in fully populated I\/O racks.\u003c\/p\u003e\n\u003cp\u003eEnsure your total 24V DC power supply can deliver 8.0 A when all 16 output points energize simultaneously at maximum rated load. If your control architecture requires AC output control directly without interposing relays, select the 1769-OA16 module instead. Always verify that total module placement stays within 8 slots of the system power supply to avoid backplane voltage drop.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping Terms \u0026amp; 12-Month Warranty Coverage\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEvery module ships in static-shielding antistatic packaging inside a reinforced box lined with custom impact foam.\u003c\/p\u003e\n\u003cp\u003eWe back each \u003cstrong style=\"color: #0056b3;\"\u003e1769-OB16\u003c\/strong\u003e module with a 12-month hardware warranty covering component reliability and operational performance. Fast-track orders process rapidly, shipping within 24 to 48 hours via top tier express couriers including FedEx, UPS, or DHL.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum allowable cable distance from the power supply for the 1769-OB16?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module features a Power Supply Distance Rating of 8, meaning it cannot be installed more than 8 module slots away from the system power supply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 1769-OB16 directly switch 120V AC or 240V AC loads?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, this unit is designed strictly for 24V DC sourcing operations. However, it can control AC loads indirectly by driving 24V DC interposing relay coils.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module package include a field wiring connector?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, each unit kit ships complete with an 18-pin 1769-RTBN18 removable screw terminal block for easy field wiring termination.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does ambient operating temperature affect the maximum current per point?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAt temperatures up to 30 °C (86 °F), each point handles up to 1.0 A. At maximum operating temperature of 60 °C (140 °F), current derates to 0.5 A per point.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat express carrier options are used for dispatching orders?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll orders process rapidly and ship within 24 to 48 hours utilizing global express services such as FedEx, UPS, or DHL.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45013911929014,"sku":"1769-OB16","price":164.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/1769-OB16_02405d2d-5546-4e04-abe8-cf2fcbb70173.jpg?v=1784701871","url":"https:\/\/www.plcsparehub.com\/products\/1769-ob16-allen-bradley-compactlogix-24vdc-16-point-output","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}