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Allen-Bradley 1734-ADNX Point I/O DeviceNet Subnet Expansion Adapter

Brand/Manufacturer: Allen-Bradley

Order Number: 1734-ADNX

Type: Network Adapters

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

The Allen-Bradley 1734-ADNX, also cataloged as the 1734-ADNX Network Adapter, operates as a dedicated hardware component for DeviceNet subnet expansion within Point I/O backplane structures. The unit bridges primary DeviceNet trunk lines to local Pointbus backplanes, coordinating I/O data processing across up to 63 expansion modules without active onboard software processing layers.

Hardware Specifications

Parameter Specification
Model 1734-ADNX
Brand Allen-Bradley
Origin USA
Weight 0.26 lbs (0.12 kg)
Dimensions Standard Point I/O Adapter Footprint
Operating Temp -20 to 55 deg C
Power Consumption 400 mA @ 24 VDC
Module Capacity Up to 63 Point I/O modules on Pointbus
Network Interface DeviceNet / Subnet Expansion
Mounting Format DIN Rail Mounted (Open Style)
Enclosure Style Open Style Architecture

Industrial Control & Backplane Communication Properties

As an integrated network interfacing unit within Allen-Bradley distributed control structures, the 1734-ADNX incorporates specialized communication execution capabilities:

  • Profinet / EtherNet/IP Deterministic Networks: Functions as a gateway between trunk networks and local DeviceNet subnets, mapping I/O registers for deterministic data delivery across central PLC network architectures.
  • Backplane Bus Communication Velocity: Manages high-speed Pointbus backplane traffic across up to 63 connected expansion cards, optimizing data scan throughput and minimizing I/O response latency.
  • Firmware Flash Compatibility: Preserves network node addresses, baud rates, and subnet configuration profiles in non-volatile flash memory, maintaining operational continuity across system controller firmware flashing events.

Frequently Asked Questions

Q: What is the maximum number of I/O modules supported on the local Pointbus by the 1734-ADNX adapter?

A: The 1734-ADNX network adapter supports a maximum expansion capacity of up to 63 Point I/O modules on its local Pointbus backplane.

Q: What are the input power supply requirements for the 1734-ADNX backplane power rail?

A: The adapter requires an input supply rating of 400 mA @ 24 VDC to power the module circuitry and drive connected Pointbus backplane logic.

Field Installation Guidelines

Adherence to standard mechanical assembly and grounding protocols is required to preserve network stability and physical module mounting:

  • DIN Rail Mounting and Mechanical Assembly: Mount the adapter on a standard 35 mm DIN rail. Securely lock the side mounting latches into place before inserting adjoining 1734 terminal base units to maintain mechanical rigidity.
  • Network Wiring and Shielding: Connect DeviceNet trunk and subnet lines using standard shielded five-wire DeviceNet cabling. Terminate cable shields at a single ground bus point on the cabinet frame to prevent ground loops from inducing network transmission errors.
  • Cable Separation and Clearance: Route low-voltage DeviceNet communication cables away from high-voltage AC power lines, motor leads, and variable frequency drive outputs to eliminate electromagnetic noise interference.
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Testimonials

Fast Delivery, Excellent Quality


We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

Professional Service with After-Sales Support

"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.

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