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Allen Bradley PLC 5 1785-L80B/E

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1785-L80B/E

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The 1785-L80B/E by Allen Bradley is a PLC processor module designed for controlling complex automation processes. This model features a substantial user memory capacity of 100,000 words, utilizing battery-backed static RAM for data retention even during power loss.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1785-L80B/E

ManufacturerAllen Bradley
Product TypePLC Processor Module
Product LinePLC 5
Part Number1785-L80B/E
User Memory Capacity100,000 Words
Memory TypeBattery-backed Static RAM
Number of I/O Racks32 Racks
Total I/O Chassis93 Chassis
I/O Scan Time (per Rack)10 ms at 57.6 kbit/s
Power Dissipation17.3 W
Minimum Operating Temperature0°C
Maximum Operating Temperature60°C
Minimum Storage Temperature-40°C
Maximum Storage Temperature85°C
Relative Humidity Range5 to 95% (Non-Condensing)
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The Allen Bradley 1785-L80B/E is classified as a PLC processor module, optimized for sophisticated industrial control applications. Its memory capacity allows for the handling of up to 100,000 words, supported by a static RAM configuration that is battery-backed, ensuring operational data is preserved during power outages. This processor accommodates a maximum of 32 I/O racks spread across a total of 93 I/O chassis, providing flexibility for extensive system integration.

The I/O scan time is efficiently maintained at 10 milliseconds per rack when operating at a rate of 57.6 kbit/s, facilitating quick data processing across modules. This feature is essential for real-time applications that require immediate response times.

Operating conditions for the 1785-L80B/E range from 0°C up to a maximum of 60°C during standard use, which is suitable for various industrial environments. When stored, the module can withstand even harsher conditions, with temperature tolerances between -40°C to 85°C. The processor also functions effectively in relative humidity environments of 5% to 95%, preventing concerns related to condensation. Overall, this module is crafted for reliable performance within diverse operational frameworks.