Allen-Bradley 1785-L80C15/F ControlNet Processor Module – PLC-5/80 Series
When a ControlNet-based production line loses its central processor, the consequences are immediate and severe: conveyor systems halt, robotic arms freeze mid-cycle, batch processes abort without warning, and engineering teams scramble through legacy documentation to identify a replacement that matches the exact firmware revision and I/O capacity. Downtime in heavy industry is never just an inconvenience — it translates directly into lost throughput, missed delivery windows, and costly emergency procurement. The Allen-Bradley 1785-L80C15/F is the specific processor module that keeps these systems running, and sourcing an exact-match replacement quickly is critical to restoring operations.
The 1785-L80C15/F occupies the top tier of the PLC-5 family — Rockwell Automation’s most enduring and widely deployed programmable controller platform. As the PLC-5/80 variant with integrated ControlNet communication (Series C, Firmware Rev 15), this module supports up to 3,072 discrete I/O points and provides native ControlNet network connectivity for deterministic, high-speed I/O scanning. Deployed across automotive assembly, oil & gas processing, water treatment, and discrete manufacturing worldwide, the PLC-5/80 platform remains the backbone of countless installed automation systems that are not yet candidates for migration to ControlLogix.
Technical Specifications
- Catalog Number: 1785-L80C15/F
- Series: PLC-5/80 ControlNet Processor
- Manufacturer: Allen-Bradley / Rockwell Automation
- Processor Type: ControlNet Processor Module
- Maximum Discrete I/O: 3,072 points
- Network Interface: ControlNet (integrated, dual-port BNC)
- Series Revision: Series C
- Firmware Revision: Rev 15
- Programming Software: RSLogix 5 / RSLogix 5000 (via translation)
- Backplane: PLC-5 chassis compatible
- Weight: Approx. 220 g
- Condition: New / Refurbished / Tested (specify at inquiry)
Key Features & Benefits
- Integrated ControlNet Port: Native dual-port BNC ControlNet interface enables deterministic, repeatable I/O scanning without an additional communication module, reducing chassis slot consumption and wiring complexity.
- High I/O Capacity: Supports up to 3,072 discrete I/O — the highest capacity in the PLC-5 family — making it suitable for large-scale process and discrete manufacturing applications.
- Firmware Rev 15 Stability: Series C / Rev 15 is a mature, field-proven firmware release with broad compatibility across existing RSLogix 5 program files, minimizing re-validation effort during replacement.
- Drop-in Replacement: Exact catalog number match ensures hardware and firmware compatibility with existing chassis, I/O modules, and HMI configurations without reprogramming.
- Legacy System Continuity: Extends the operational life of installed PLC-5 systems, deferring costly migration projects while maintaining production uptime.
- Broad Industry Acceptance: Recognized and accepted by OEM equipment builders, system integrators, and end-users across global industrial markets.
Industry & Equipment Applications
- Automotive Manufacturing: Body-in-white assembly lines, paint shop conveyors, powertrain test stands
- Oil & Gas: Pipeline SCADA systems, compressor station control, wellhead automation
- Water & Wastewater Treatment: Pump station control, filtration process management, SCADA integration
- Food & Beverage: Batch processing, filling line control, CIP (Clean-in-Place) systems
- Pulp & Paper: Winder control, digester management, stock preparation
- Mining & Minerals: Conveyor drive control, crusher automation, ore processing
- Discrete Manufacturing: Machine tool control, press automation, assembly cell coordination
System Integration & Compatible Parts
The 1785-L80C15/F operates within the Allen-Bradley PLC-5 ecosystem. Compatible and commonly paired components include:
- Chassis: 1771-A1B, 1771-A2B, 1771-A3B, 1771-A4B (PLC-5 I/O chassis)
- Power Supplies: 1771-P4S, 1771-P6S, 1771-P7
- ControlNet Media: 1786-RPA, 1786-RPCD (ControlNet repeaters and taps)
- I/O Modules: 1771-IAD, 1771-OAD, 1771-IFE, 1771-OFE (discrete and analog I/O)
- Programming Interface: 1784-PCIC, 1784-U2CN (ControlNet interface cards)
- HMI: PanelView 550, 900, 1000, 1400 (via ControlNet or DH+)
- Programming Software: RSLogix 5 (v8.x and above recommended)
Our Quality Assurance Process
At Konmask.com, every Allen-Bradley 1785-L80C15/F unit is processed through a structured quality verification workflow before shipment:
- Visual Inspection: Examination of PCB, connectors, firmware label, and series/revision markings against catalog specifications
- Functional Test: Power-on verification and communication port integrity check where test equipment is available
- Authenticity Verification: Cross-reference of catalog number, series letter, and firmware revision against Rockwell Automation documentation
- Packaging: Anti-static packaging with desiccant, foam cushioning, and tamper-evident sealing for international shipment
- Documentation: Test report and inspection checklist available upon request for critical applications
How to Order
- Submit your inquiry via the Contact / RFQ form on this page or email support@konmask.com
- Provide your required quantity, preferred condition (new / refurbished / tested), and any firmware revision requirements
- Receive a formal quotation with lead time, shipping options, and payment terms within 1 business day
- Confirm order and receive proforma invoice
- Shipment dispatched with tracking number and packing documentation
For urgent requirements, please indicate “URGENT” in your inquiry subject line. We support DHL Express, FedEx International Priority, and sea freight consolidation for bulk orders.
Why Choose Konmask.com?
- Specialist Focus: We specialize exclusively in industrial automation components — PLC, DCS, servo drives, HMI, and communication modules from leading global brands.
- Global B2B Supply: Serving system integrators, OEM builders, MRO procurement teams, and plant engineers across 40+ countries.
- Exact-Match Sourcing: We match catalog number, series letter, and firmware revision — not just the base part number — to ensure true drop-in compatibility.
- Fast Response: RFQ responses within 1 business day. Emergency sourcing support available for critical downtime situations.
- Transparent Documentation: Inspection reports, test records, and shipping documentation provided on request.
- Secure Transactions: T/T bank transfer, PayPal, and trade assurance payment options available.
Frequently Asked Questions
Q: Is the 1785-L80C15/F still in production by Rockwell Automation?
A: No. The PLC-5 product line has been discontinued by Rockwell Automation. However, the installed base remains large, and Konmask.com maintains stock of new-surplus and refurbished units to support ongoing maintenance and emergency replacement needs.
Q: What is the difference between 1785-L80C15/F and 1785-L80C15/E?
A: The suffix letter (E, F, etc.) denotes the hardware series revision. Series F incorporates minor hardware revisions relative to Series E. For most applications, either series is functionally compatible, but we recommend matching the exact series letter for critical systems to avoid any firmware or hardware interaction issues.
Q: Can I use RSLogix 5000 to program this module?
A: No. The 1785-L80C15/F is programmed using RSLogix 5. RSLogix 5000 is the programming environment for the ControlLogix (1756) platform. If you are migrating to ControlLogix, Rockwell Automation provides migration tools, but the 1785-L80C15/F itself requires RSLogix 5.
Q: What ControlNet media is compatible with this processor?
A: The 1785-L80C15/F uses standard RG-6 coaxial cable with BNC connectors for ControlNet. Compatible media components include Rockwell Automation 1786-series taps, repeaters, and terminators.
Q: Do you provide a warranty on this product?
A: Yes. All units supplied by Konmask.com carry a minimum 90-day functional warranty. Extended warranty terms are available for volume orders — please specify your requirements in your RFQ.
Q: Can you supply multiple units for a plant-wide spare parts program?
A: Yes. We support bulk and scheduled delivery programs for MRO spare parts management. Contact us to discuss volume pricing and stocking arrangements.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
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