{"product_id":"allen-bradley-1769-of4ci-compactlogix-isolated-analog-output-module","title":"Allen-Bradley 1769-OF4CI CompactLogix Isolated Analog Output Module","description":"\u003cp\u003eConfigured for precise final control element drive execution in CompactLogix architectures, the \u003cstrong\u003eAllen-Bradley 1769-OF4CI\u003c\/strong\u003e (\u003cstrong\u003e1769-OF4CI\u003c\/strong\u003e Isolated Analog Output Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBase Catalog Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOutput Channels\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eIsolation Type\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSupported Signal Ranges\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1769-OF4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Non-Isolated\u003c\/td\u003e\n\u003ctd\u003eDifferential\u003c\/td\u003e\n\u003ctd\u003e0 to 20 mA, 4 to 20 mA, 0 to 10 VDC, +\/-10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1769-OF4CI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Individually Isolated\u003c\/td\u003e\n\u003ctd\u003eChannel-to-Channel\u003c\/td\u003e\n\u003ctd\u003e0 to 20 mA, 4 to 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1769-OF4VI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Individually Isolated\u003c\/td\u003e\n\u003ctd\u003eChannel-to-Channel\u003c\/td\u003e\n\u003ctd\u003e0 to 10 VDC, +\/-10 VDC, 1 to 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware 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\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1769-OF4CI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.44 lbs (0.65 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e118 x 35 x 87 mm (4.65 x 1.38 x 3.43 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C (32 to 140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e165 mA @ 5.1 VDC backplane draw (2.0 W heat dissipation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e4 Differential (Individually Isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Signal Ranges\u003c\/td\u003e\n\u003ctd\u003e0 to 20 mA, 4 to 20 mA (Full scale: 0 to 21 mA, 3.2 to 21 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Resolution\u003c\/td\u003e\n\u003ctd\u003e16 bits unipolar (0.323 uA\/bit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Rate\u003c\/td\u003e\n\u003ctd\u003e110 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistive Load Range\u003c\/td\u003e\n\u003ctd\u003e0 to 500 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-Linearity\u003c\/td\u003e\n\u003ctd\u003e+\/-0.05% full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Distance Rating\u003c\/td\u003e\n\u003ctd\u003e8 Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Galvanic Isolation and Backplane Velocity\u003c\/h3\u003e\n\u003cp\u003eThe 1769-OF4CI contains four individually isolated analog current channels designed to prevent ground loops and eliminate common-mode noise interference across remote actuators. Signal processing is governed by internal calibration hardware that automatically executes self-test algorithms upon power cycle, guaranteeing +\/-0.05% non-linearity without requiring manual field calibration. Firmware flash compatibility and optimized backplane bus communication velocity ensure deterministic transfer of PID scaled data, raw values, and engineering units between the primary controller and field output circuits.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1769-OF4CI module require field calibration during routine maintenance?\u003c\/p\u003e\n\u003cp\u003eA: No. The hardware design guarantees calibration accuracy (+\/-0.35% full scale) and performs auto-calibration and self-test routines during every power cycle.\u003c\/p\u003e\n\u003cp\u003eQ: What happens if an output loop experiences a short circuit?\u003c\/p\u003e\n\u003cp\u003eA: The module includes built-in short circuit and excess voltage protection. It maintains operational integrity while limiting maximum short circuit current to approximately 21 mA.\u003c\/p\u003e\n\u003cp\u003eQ: What wiring type is recommended for connecting current loops to the module terminal block?\u003c\/p\u003e\n\u003cp\u003eA: Use Belden 8761 or equivalent shielded twisted-pair copper cable. Wire sizes should range between 22 to 14 AWG for solid wire or 22 to 16 AWG for stranded wire.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the module onto a 35 mm DIN rail or attach directly to a subpanel using M4 screws. Verify the DIN rail maintains low impedance bonding to functional earth (FE).\u003c\/li\u003e\n\u003cli\u003eEnsure the module is installed within 8 slot positions of the system power supply (1769-PA2, 1769-PB2, 1769-PA4, or 1769-PB4) to satisfy the power supply distance rating.\u003c\/li\u003e\n\u003cli\u003eHandle the module within an ESD-safe workspace, avoiding direct physical contact with backplane connector pins or exposed circuit traces.\u003c\/li\u003e\n\u003cli\u003eRoute 0-20 mA and 4-20 mA current loop wiring in dedicated low-voltage signal conduits separate from AC power cables and inductive load lines.\u003c\/li\u003e\n\u003cli\u003eLock the adjacent backplane bus levers securely to ensure bus continuity before energizing the 24 VDC rack power supply.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52640811680024,"sku":"1769-OF4CI","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/1769-OF4CI_Cocoai_279b321f-8f36-4261-bc89-2073afd11334.jpg?v=1789005586","url":"https:\/\/www.innoplcsync.com\/products\/allen-bradley-1769-of4ci-compactlogix-isolated-analog-output-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}