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2-4 WEEKS LEAD TIME
12
12 MONTH REPAIR WARRANTY
ISO CERTIFIED QUALITY
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 12-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Learn More about our Repair process.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Product Description
The Allen-Bradley PLC-5-46 is a PLC-5 processor, similar to the PLC-5-40, but with added memory protection to safeguard critical program areas and restrict access to processor operations, memory, and I/O. It offers 48K words of user memory (32K per data table), supports up to 2048 I/O points across 16 racks with varying scan times depending on communication speed, and requires 3.3A at 5V with a 17.3W power dissipation. It features EEPROM-protected memory, battery-backed RAM, and is installed in a single slot in the leftmost position of a 1771 I/O chassis, supporting up to 61 I/O chassis with 32 remote chassis per I/O link. Communication is facilitated by 4 DH+/Remote I/O ports and a configurable serial port, and the processor includes LED status indicators, timed interrupt routines, and user-programmable fault response for diagnostics.
Technical specifications
The Allen-Bradley PLC-5-46 is a PLC-5 processor with 48K words of user memory and enhanced memory protection compared to the PLC-5-40. It supports up to 2048 I/O points across 16 racks, utilizes EEPROM and battery-backed RAM, and installs in a single slot of a 1771 I/O chassis. It features 4 DH+/Remote I/O ports, a configurable serial port, LED status indicators, timed interrupts, and user-programmable fault response.
Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 1-year warranty on all services performed and products offered.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.

Ships from Rochester, NY