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      Allen-Bradley 1771-OB
      Allen-Bradley 1771-OB
      Allen-Bradley 1771-OB
      Allen-Bradley 1771-OB
      Allen-Bradley 1771-OB
      Allen-Bradley 1771-OB
      · Product image is representative; revision or series may vary. Contact us to request a specific version.
      Ships by Saturday, November 14

      1771-OB

      Eight channel DC output module

      Require for Quote:

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          PRODUCT DESCRIPTION

          1771-OB Eight channel DC output module

          The Allen-Bradley 1771-OB is a eight channel dc output module developed for the Allen Bradley PLC 5 platform. It performs its documented control, signal, communication or power function through the electrical interfaces and operating characteristics specified for this exact article. The design allows the component to work as part of an established industrial automation architecture while providing the channel behavior, network access or equipment support required by the host system.

          In service, 1771-OB supports the surrounding controller, drive, operator interface or field equipment by maintaining the documented signal path and operating limits of the Allen Bradley PLC 5 installation. Its technical characteristics make it suitable for maintenance and lifecycle support in systems that depend on the original hardware execution, with the detailed ratings below providing the basis for engineering review, procurement and controlled commissioning.
          BEFORE YOU BUY

          Confirm the complete Eight channel DC output module

          Send a label photo for review >>
          ACTUAL APPLICATIONS

          Application fields for 1771-OB

          1771-OB is used across compatible installations in the following broad industrial application fields, subject to verified system design and operating requirements.
          • 01 · INDUSTRIAL MANUFACTURING

            Industrial Manufacturing and Continuous Production

            Discrete manufacturing and assembly productionContinuous industrial production operations
          • 02 · WATER & WASTEWATER

            Municipal Water and Industrial Wastewater Services

            Municipal water treatment servicesIndustrial wastewater treatment operations
          • 03 · POWER GENERATION

            Thermal, Hydroelectric and Renewable Power Generation

            Thermal and hydroelectric power productionRenewable generation and energy integration

          Technical specifications for 1771-OB

          • Product Model
            1771-OB
          • Spare Model
            1771-OB/A, 1771-OB/B, 1771-OB/C
          • Product Parameters
            Eight channel DC output module
          • In stock
            1 unit
          • Manufacturer
            Allen-Bradley
          • Output channels
            8
          • Output voltage range
            10 to 27 V DC
          • Maximum current per output
            1.5 A
          • Maximum current per module
            8 A
          • Surge current
            4 A for 1 ms once per second
          • Off state leakage
            1 mA maximum at 27 V DC
          • On state voltage drop
            2 V DC maximum
          • Output signal delay
            10 ms on and off
          • Maximum power per output
            3 W
          • Maximum thermal dissipation
            57.6 BTU per hour
          • Fuse type
            2 A 8AG per output
          • Chassis location
            1771 I O chassis
          • Field wiring arm
            1771 WH
          • Backplane isolation
            Optical isolation
          • Operating temperature
            0 to 60 °C
          View all additional
          Ask for Quote

          Alternative Names

          Allen-Bradley Eight channel DC output module Allen Bradley PLC 5 Eight channel DC output module for Allen Bradley PLC 5
          SYSTEM & REPLACEMENT CHECK

          Information needed before ordering

          Three direct checks to secure your system integration and minimize ordering risks.

          Information

          System integration Replacement check Manuals & support
          SYSTEM INTEGRATION

          Integrate 1771-OB Eight channel DC output module

          Integrate 1771-OB as the documented Eight channel DC output module within the Allen Bradley PLC 5 architecture. The manufacturer data identifies output channels as 8 and output voltage range as 10 to 27 V DC, which define the hardware role and the surrounding system arrangement.
          The installation must accommodate maximum current per output of 1.5 A, maximum current per module of 8 A and surge current of 4 A for 1 ms once per second. Apply the documented terminal allocation, supply distribution, communication medium, shielding and grounding practices for this product family so the module operates within its stated electrical environment.
          Commission the completed assembly with the host controller, drive or monitoring system in a controlled state. Review the available status indications and diagnostics, exercise all affected channels or communication paths across their intended operating range, and retain the final hardware configuration and measured functional results with the equipment record.

          Features:

          • Exact identity: 1771-OB
          • Documented Allen Bradley PLC 5 architecture
          • Controlled commissioning with recorded results
          1771-OB requires documented system integration before energising the installation.
          INTERCHANGEABILITY

          Verify 1771-OB before replacement

          Select 1771-OB by its complete article identity and its documented Eight channel DC output module function in the Allen Bradley PLC 5 platform. Similar hardware from the same family can differ in channel count, electrical range, communication interface, firmware behavior or connector assignment, so the installed execution determines compatibility.
          Before exchanging the component, capture its physical position, revision marking, connector orientation, conductor labels and active configuration. Compare the recorded values with off state leakage of 1 mA maximum at 27 V DC, on state voltage drop of 2 V DC maximum and output signal delay of 10 ms on and off so the replacement preserves the intended system function.
          After fitting the confirmed article, restore the approved controller or drive project and evaluate the device through normal diagnostics. Test every affected input, output, network exchange or power function under controlled conditions, then document the installed identity, the final configuration and the acceptance results before returning the equipment to service.

          Features:

          • Match 1771-OB exactly
          • Preserve installation and configuration records
          • Validate every affected function after fitting
          1771-OB requires replacement verification against the installed hardware and configuration.
          DOCUMENTATION STATUS

          Browse the Manuals, Datasheets, Official Documents, Links

          Important Notice: The linked files are Amikong-hosted reference documents. Match their product identity and scope to the supplied assembly, and consult the applicable manufacturer instructions before use. Accessories and additional documents are included only when expressly listed in the quotation.

          Features:

          • Technical data prepared for the exact article
          • Official manufacturer document added only when found
          • Two directory links follow series and brand rules
          Documentation for 1771-OB must be checked against the installed configuration before service.

          Also searched as

          1771-P4S 1785-L80E 1771-ACNR15/A 1771-ASB/E 1771-KF

          Important notice

          Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
          This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
          BUYER INFORMATION

          Commercial terms without hidden steps

          Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
          • 01

            Shipping & delivery

            Dispatch
            Eligible stock: same / next day
            Carriers
            DHL, FedEx or UPS
            Ship from
            Xiamen, China
            Product size
            3.8 × 14.5 × 31.7 cm
            Net weight
            0.60 kg
          • 02

            Payment & customs

            Payment
            Bank transfer (T/T)
            Currencies
            USD · EUR · GBP · RMB
            Credit cards
            Not accepted
            HS reference
            8538901190
            Origin
            United States
          • 03

            Warranty & returns

            Warranty
            12 months from AMIKON
            Inspection
            Label, condition and packing checks
            Returns
            Prior RMA authorisation required
            Compatibility
            Confirm before order
            OEM warranty
            Does not apply
          Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.

          • Part checked

            Full suffix recorded

          • Condition checked

            Label and appearance

          • Packing checked

            Antistatic protection

          • Tracking supplied

            Established couriers

          • Sandy Lin

            Dedicated account manager · 15+ years
          FREQUENTLY ASKED QUESTIONS

          Questions buyers ask about 1771-OB

          Direct answers about identity, compatibility, stock, warranty, payment and shipping.

          • What is 1771-OB?

            1771-OB is a Eight channel DC output module for the Allen Bradley PLC 5.

          • Which identity must be used when ordering 1771-OB?

            Use the complete 1771-OB marking and compare it with the installed label and project records.

          • Can a similar family item replace 1771-OB?

            Do not confirm substitution from a family name or similar appearance. Verify the complete code, interfaces, revision and approved configuration.

          • What should be recorded before removing 1771-OB?

            Record the installed position, connections, cable labels, settings and diagnostic state.

          • What should be inspected when 1771-OB arrives?

            Inspect the label, housing, connectors, terminals and packaging for correct identity and condition.

          • Which checks follow installation?

            Restore the approved configuration and complete controlled power-up, diagnostic and functional tests.

          • What information should accompany a quotation?

            Provide the complete model, quantity, clear label photographs, destination and required delivery date.

          • Which documentation applies?

            Use the manufacturer documentation for Allen Bradley PLC 5 and confirm that its scope covers the installed configuration.
          READY TO VERIFY YOUR PART?

          Get a 1771-OB quote with price, lead time and revision check.

          Request a quote
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          Disclaimer: Amikon Limited sells new and surplus products and develops channels for purchasing such products. Amikon Limited is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Amikon Limited is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. Amikon Limited is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.
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