Allen-Bradley 1734-ACNR ControlNet Network Adapter – POINT I/O Series
Imagine a critical production line suddenly losing communication between its distributed I/O nodes and the main controller. Sensors go blind, actuators freeze, and the entire process halts — costing thousands of dollars per minute in downtime. This is the reality when a reliable network adapter is absent or fails. The Allen-Bradley 1734-ACNR is the purpose-built ControlNet network adapter for the POINT I/O platform, designed to eliminate exactly this risk by providing deterministic, high-speed communication between field-level I/O modules and the control backbone.
Within the Rockwell Automation 1734 POINT I/O family, the 1734-ACNR occupies a critical gateway role: it bridges the ControlNet fieldbus to a local POINT I/O node, enabling real-time, scheduled data transfer with the predictability that process-critical and motion-critical applications demand. As ControlNet remains one of the most widely deployed deterministic networks in global discrete and process manufacturing, the 1734-ACNR continues to be an essential component in legacy system maintenance, plant expansions, and brownfield integration projects worldwide.
Technical Specifications
- Part Number: 1734-ACNR
- Brand: Allen-Bradley (Rockwell Automation)
- Series: POINT I/O (1734)
- Network Protocol: ControlNet
- Adapter Type: ControlNet Network Adapter (Redundant Media capable)
- Backplane Current Draw: Refer to Rockwell Automation 1734 POINT I/O Selection Guide for exact values
- Operating Temperature: 0°C to 55°C (32°F to 131°F)
- Storage Temperature: -40°C to 85°C (-40°F to 185°F)
- Relative Humidity: 5% to 95% non-condensing
- Enclosure Rating: IP20 (panel mount)
- Certifications: UL, CE, cUL (verify current listing with Rockwell Automation)
- Weight: Approx. 200 g
Key Features & Benefits
- Deterministic ControlNet Communication: Supports scheduled (implicit) and unscheduled (explicit) messaging, ensuring time-critical I/O data arrives with guaranteed latency — essential for synchronized motion and process control.
- Redundant Media Support (ACNR): The “-R” suffix denotes redundant ControlNet media capability, allowing dual coaxial cable connections for fault-tolerant network architectures that maintain communication even if one cable path fails.
- Seamless POINT I/O Integration: Mounts directly onto the POINT I/O DIN rail base, connecting up to 63 I/O modules per node without additional wiring complexity.
- RSNetWorx for ControlNet Compatible: Fully configurable via Rockwell Automation’s RSNetWorx for ControlNet software, enabling straightforward network scheduling and diagnostics.
- Compact DIN Rail Form Factor: Space-efficient design minimizes panel footprint while maximizing I/O density — ideal for machine builders and OEM panel designers.
- Wide Industrial Environment Rating: Rated for harsh industrial environments with broad temperature tolerance and vibration resistance.
Industry & Equipment Applications
- Automotive Manufacturing: Body welding lines, paint shop conveyors, and assembly robots requiring deterministic I/O response times.
- Food & Beverage Processing: Filling, capping, and packaging lines where synchronized motion demands reliable scheduled ControlNet data.
- Oil & Gas: Wellhead control panels and pipeline monitoring stations integrating POINT I/O nodes over ControlNet backbones.
- Water & Wastewater Treatment: Pump station automation and SCADA-connected remote I/O nodes.
- Pharmaceutical Manufacturing: Batch process control systems requiring validated, deterministic network communication.
- Material Handling: Conveyor sortation systems and automated storage/retrieval systems (AS/RS) with distributed I/O architectures.
System Integration & Compatible Parts
The 1734-ACNR is designed to work within the broader Allen-Bradley POINT I/O and ControlNet ecosystem. Compatible and commonly paired components include:
- POINT I/O Modules: 1734-IB8, 1734-OB8, 1734-IE4C, 1734-OE4C, and other 1734-series digital/analog I/O modules
- POINT I/O Power Supplies: 1734-EP24DC, 1734-EPAC
- ControlNet Scanners: 1756-CNB, 1756-CNBR (ControlLogix), 1769-ACN15 (CompactLogix)
- ControlNet Tap & Cable: 1786-series ControlNet taps, coaxial cable assemblies
- Programming Software: Studio 5000 Logix Designer, RSLogix 5000, RSNetWorx for ControlNet
Our Quality Assurance Process
At Konmask.com, every Allen-Bradley 1734-ACNR unit we supply undergoes a rigorous multi-stage verification process before shipment:
- Source Verification: Units are sourced from authorized distributors, certified resellers, or directly from factory-sealed inventory to ensure authenticity.
- Visual & Physical Inspection: Each unit is inspected for label integrity, connector condition, housing damage, and counterfeit indicators.
- Functional Testing: Where applicable, units are bench-tested for basic power-up and communication response prior to dispatch.
- Secure Packaging: Anti-static packaging with moisture barrier protection ensures safe transit to your facility anywhere in the world.
- Documentation: Shipments include relevant product documentation and, upon request, test reports or certificates of conformance.
How to Order
- Submit an Inquiry: Contact us via email at support@konmask.com or call +0086 19859288691 with your required quantity and delivery timeline.
- Receive a Quote: Our technical sales team will respond within 1 business day with pricing, lead time, and availability confirmation.
- Order Confirmation: Upon agreement, we issue a proforma invoice and confirm your order in writing.
- Shipment & Tracking: We ship globally via DHL, FedEx, UPS, or freight forwarder — with full tracking provided.
- After-Sales Support: Our engineering team is available post-delivery for integration questions and technical support.
Why Choose Konmask.com?
- ✅ Specialized in Industrial Automation Components — Deep expertise in Rockwell Automation, Siemens, ABB, Schneider, and other leading brands.
- ✅ Global B2B Supply — Serving OEMs, system integrators, and MRO procurement teams across 50+ countries.
- ✅ Fast Quotation — Inquiry-to-quote in under 24 hours for standard parts.
- ✅ Flexible MOQ — Single-unit orders accepted; volume pricing available for bulk procurement.
- ✅ Technical Pre-Sales Support — Our engineers help you confirm compatibility before you buy.
- ✅ Secure Payment & Export Documentation — T/T, L/C, and other B2B payment terms supported with full export paperwork.
Frequently Asked Questions
Q: What is the difference between 1734-ACN and 1734-ACNR?
A: The 1734-ACNR supports redundant ControlNet media (dual coaxial connections), providing fault-tolerant network communication. The 1734-ACN supports single media only. Choose the ACNR for applications requiring high network availability.
Q: Is the 1734-ACNR compatible with ControlLogix and CompactLogix controllers?
A: Yes. The 1734-ACNR communicates over ControlNet and is compatible with any ControlNet scanner module, including the 1756-CNB/CNBR (ControlLogix) and 1769-ACN15 (CompactLogix).
Q: How many I/O modules can one 1734-ACNR support?
A: A single 1734-ACNR adapter can support up to 63 POINT I/O modules on its local backplane, subject to power budget constraints.
Q: Do you supply new, surplus, or refurbished units?
A: We primarily supply new and factory-surplus (unused) units. Refurbished units may be available upon request and are clearly identified. All units are inspected before shipment.
Q: Can you provide an export invoice and packing list for customs clearance?
A: Yes. We provide full commercial export documentation including commercial invoice, packing list, and certificate of origin upon request.
Q: What is the typical lead time for the 1734-ACNR?
A: Lead time depends on current stock levels. In-stock units ship within 3–5 business days. For out-of-stock items, lead time is typically 2–6 weeks. Contact us for real-time availability.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
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