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      Allen-Bradley 1756-DHRIO
      Allen-Bradley 1756-DHRIO
      Allen-Bradley 1756-DHRIO
      Allen-Bradley 1756-DHRIO
      Allen-Bradley 1756-DHRIO
      Allen-Bradley 1756-DHRIO
      · Product image is representative; revision or series may vary. Contact us to request a specific version.
      Ships by Saturday, November 14

      1756-DHRIO

      DH+ and remote I/O communication module

      Require for Quote:

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          PRODUCT DESCRIPTION

          1756-DHRIO DH+ and remote I/O communication module

          Allen-Bradley 1756-DHRIO is a DH+ and remote I/O communication module designed for ControlLogix 1756. Its documented configuration combines communication of Data Highway Plus / Remote I/O with communication channels of 2, defining the exact article for procurement and replacement review.

          The technical description includes channel a rates of 57.6, 115.2 and 230.4 kbit/s, channel b rates of 57.6 and 115.2 kbit/s, stations per dh+ link of 32 maximum, and logical rack connections of 32 per channel. Confirm the complete 1756-DHRIO marking, installed configuration, applicable interfaces and current manufacturer documentation before ordering, replacement or commissioning.
          BEFORE YOU BUY

          Confirm the complete DH+ and remote I/O communication module

          Send a label photo for review >>
          ACTUAL APPLICATIONS

          Application fields for 1756-DHRIO

          The following application fields present documented industrial uses relevant to 1756-DHRIO.
          • 01 · AUTOMOTIVE MANUFACTURING

            Vehicle and Component Production Communications

            Vehicle assembly data exchangeComponent production communications
          • 02 · FOOD & BEVERAGE

            Food Processing and Packaging Communications

            Food production data exchangePackaging production communications
          • 03 · MATERIAL HANDLING

            Bulk Handling and Distribution Communications

            Conveyor production communicationsWarehouse transfer data exchange

          Technical specifications for 1756-DHRIO

          • Product Model
            1756-DHRIO
          • Spare Model
            1756DHRIO
          • Product Parameters
            DH+ and remote I/O communication module
          • In stock
            1 unit
          • Manufacturer
            Allen-Bradley
          • Communication
            Data Highway Plus / Remote I/O
          • Communication channels
            2
          • Channel A rates
            57.6, 115.2 and 230.4 kbit/s
          • Channel B rates
            57.6 and 115.2 kbit/s
          • Stations per DH+ link
            32 maximum
          • Logical rack connections
            32 per channel
          • Block-transfer connections
            16 per channel
          • Chassis platform
            ControlLogix 1756
          • Firmware family
            Series E version 7.003
          • Lifecycle status
            Discontinued 31 December 2024
          View all additional
          Ask for Quote

          Alternative Names

          1756-DHRIO Allen-Bradley DH+ and remote I/O communication module DH+ and remote I/O communication module for ControlLogix 1756
          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 1756-DHRIO DH+ and remote I/O communication module

          Install 1756-DHRIO only within the documented ControlLogix 1756 architecture. Confirm communication (Data Highway Plus / Remote I/O) and communication channels (2) before connection.
          Match channel a rates (57.6, 115.2 and 230.4 kbit/s) and channel b rates (57.6 and 115.2 kbit/s) to the approved hardware design. Record connector orientation, terminal allocation, cable labels, shielding and protective earth before removal.
          Check stations per dh+ link (32 maximum) together with the remaining documented limits. After installation, restore the controlled configuration and complete power-up, diagnostic and functional checks at a safe operating point.

          Features:

          • Exact identity: 1756-DHRIO
          • Family: ControlLogix 1756
          • Documented connections and commissioning checks
          1756-DHRIO requires documented integration checks before energising the installation.
          INTERCHANGEABILITY

          Verify 1756-DHRIO before replacement

          Match the complete 1756-DHRIO article identity. Similar family names or physical outlines do not establish interchangeability for the ControlLogix 1756.
          Compare communication (Data Highway Plus / Remote I/O), communication channels (2) and channel a rates (57.6, 115.2 and 230.4 kbit/s) with the installed equipment and approved project records.
          Preserve the installed location, connections, settings and service history before removal. After installation, inspect diagnostics and prove every affected channel, supply or communication path under the approved commissioning procedure.

          Features:

          • Match 1756-DHRIO exactly
          • Record connections and settings before removal
          • Complete controlled post-installation tests
          1756-DHRIO requires replacement verification against the installed hardware and current manufacturer documentation.
          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:

          • Exact-model technical data for 1756-DHRIO
          • Official manufacturer pages matched to the article
          • Directory links by subcategory and brand
          Documentation for 1756-DHRIO must match the installed equipment and complete product identity before service.

          Also searched as

          1756-IA16 1756-DNB 1756-PA72 1756-L63 1756-EN2TXT

          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
            3.5 x 13.8 x 14.5 cm
            Net weight
            0.25 kg
          • 02

            Payment & customs

            Payment
            Bank transfer (T/T)
            Currencies
            USD · EUR · GBP · RMB
            Credit cards
            Not accepted
            HS reference
            8517623990
            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 1756-DHRIO

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

          • Which complete marking identifies the DH+ and remote I/O communication module supplied as 1756-DHRIO?

            Use the complete 1756-DHRIO marking and retain every suffix, secondary order code and revision shown on the nameplate.

          • Which communication must be confirmed for the DH+ and remote I/O communication module 1756-DHRIO?

            The documented communication is Data Highway Plus / Remote I/O; compare it with the installed article and approved records.

          • How should buyers verify the communication channels of the DH+ and remote I/O communication module 1756-DHRIO?

            Check the nameplate and documentation for communication channels: 2. A family-only match is insufficient.

          • Does ControlLogix 1756 alone establish interchangeability for the DH+ and remote I/O communication module 1756-DHRIO?

            No. Match 1756-DHRIO, the electrical and mechanical interfaces, installed configuration, firmware or revision where applicable, and approved documentation.

          • Which photographs help confirm the DH+ and remote I/O communication module configuration for 1756-DHRIO?

            Provide clear photographs of the complete nameplate, front and rear views, connectors or terminals, revision markings and installed position.

          • What supplied scope and channel b rates should be stated for the DH+ and remote I/O communication module 1756-DHRIO?

            State whether the quotation covers only the named article or also includes terminal blocks, plugs, cables, mounting parts, memory, software or accessories.

          • What should receiving inspection verify for the DH+ and remote I/O communication module 1756-DHRIO within ControlLogix 1756?

            Verify the full marking, housing condition, connector and terminal condition, included accessories, packaging and agreement with the quotation.

          • Which lead-time details apply to the DH+ and remote I/O communication module order for 1756-DHRIO?

            Confirm stock status, dispatch date, quoted supplied scope, inspection requirements and any revision-dependent sourcing before payment.
          READY TO VERIFY YOUR PART?

          Get a 1756-DHRIO quote with price, lead time and revision check.

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