{"product_id":"plc-digital-output-modules-allen-bradley-1771-odz-plc-5","title":"PLC Digital Output Modules | Allen-Bradley 1771-ODZ PLC-5","description":"\u003cp\u003eThe \u003cstrong\u003e1771-ODZ\u003c\/strong\u003e is an 8-point isolated AC digital output module designed for Allen-Bradley 1771 I\/O chassis under PLC-5 processor control. Featuring eight individually isolated outputs arranged in four sets of two channels, it switches 120 VAC industrial loads, such as motor starters, solenoids, and control transformers. The module incorporates onboard surge suppression circuitry to absorb high-voltage line transients and supports 1\/2-slot, 1-slot, or 2-slot I\/O addressing modes within PLC-5 data tables.\u003c\/p\u003e\n\u003ch3\u003eOutput Switching and Current Capabilities\u003c\/h3\u003e\n\u003cp\u003eOperating across a voltage range of 92 to 138 VAC, the 1771-ODZ provides continuous load handling rated up to 2.0 A per output point, subject to a maximum total module current of 6.0 A. Internal optical coupling and noise filtering protect backplane logic from field-side transients. Signal turn-on response time is typically 1 ms, while turn-off response is typically 8.3 ms. At full load, maximum power dissipation reaches 11.4 W, corresponding to a thermal dissipation rate of 38.9 BTU\/hr.\u003c\/p\u003e\n\u003ch3\u003eStatus Indicators and Fuse Protection\u003c\/h3\u003e\n\u003cp\u003eThe front panel features 16 status LEDs organized into two distinct banks for operational diagnostics. The upper bank of 8 red LEDs indicates the active ON\/OFF logic state of each individual output channel. The lower bank of 8 orange LEDs signals blown-fuse conditions per circuit, allowing quick fault isolation without manual troubleshooting across individual field runs.\u003c\/p\u003e\n\u003ch3\u003eInstallation and Wiring Arm Interfacing\u003c\/h3\u003e\n\u003cp\u003eThe 1771-ODZ mounts into any standard slot of a 1771 I\/O chassis. Slot keying requires plastic bands placed between pins 4 and 6 on the lower backplane connector and between pins 34 and 36 on the upper backplane connector. Field wiring connects via a removable \u003cstrong\u003e1771-WD\u003c\/strong\u003e field wiring arm, allowing module replacement without disconnecting field wiring harnesses.\u003c\/p\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\u003e1771-ODZ\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eIsolated AC Digital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003ePLC-5 Systems (1771 I\/O Chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8 channels (4 isolated sets of 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Operating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e92–138 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Continuous Current Per Output\u003c\/td\u003e\n\u003ctd\u003e2.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Continuous Current Per Module\u003c\/td\u003e\n\u003ctd\u003e6.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd\u003e350 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddressing Modes\u003c\/td\u003e\n\u003ctd\u003e1\/2-slot, 1-slot, or 2-slot addressing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurn-On Delay Time\u003c\/td\u003e\n\u003ctd\u003e1.0 ms typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurn-Off Delay Time\u003c\/td\u003e\n\u003ctd\u003e8.3 ms typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e11.4 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e38.9 BTU\/hr max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Protection\u003c\/td\u003e\n\u003ctd\u003eOnboard surge suppression, optical coupling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003e16 LEDs (8 red for output status, 8 orange for blown-fuse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Arm Model\u003c\/td\u003e\n\u003ctd\u003e1771-WD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Slot Keying Position\u003c\/td\u003e\n\u003ctd\u003eBetween pins 4 \u0026amp; 6 (lower) and pins 34 \u0026amp; 36 (upper)\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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cp\u003eQ: What do the orange status LEDs on the front panel of the 1771-ODZ indicate? A: The 8 orange LEDs indicate a blown-fuse condition on the corresponding output channel circuit, providing immediate front-panel fault diagnosis.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum output current rating for the 1771-ODZ module? A: Each individual output channel supports up to 2.0 A continuous continuous current, with a maximum combined limit of 6.0 A across the entire module.\u003c\/p\u003e\n\u003cp\u003eQ: Which wiring arm is used with the 1771-ODZ module? A: The module connects to field wiring using a 1771-WD field wiring arm, which allows quick module replacement without unmounting individual field wires.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":53149242360088,"sku":"1771-ODZ","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/1771-OFE1_Cocoai_84cf78f5-31d6-4dad-9bc7-4a022b2a6ac4.jpg?v=1793845620","url":"https:\/\/www.innoplcsync.com\/products\/plc-digital-output-modules-allen-bradley-1771-odz-plc-5","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}