1785-LT4
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Product Conditions
Product Conditions
Original Packaging: Original Packaging units show no signs of installation or having been used previously. These units are in the original packaging, which may have been opened.
Used: Used units have been previously used and are inspected, cleaned and tested.
All units come with a 1 Year Replace Industrial Warranty.
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Product Conditions
Replace Industrial, LLC is not affiliated with any of the manufacturers listed on this website. All products are sourced & verified through the industrial surplus market and through other independent supply chains. We do not convey any manufacturer warranty with the product. Each product sold comes with a 2 Year Replace Industrial Warranty, unless specified otherwise. This warranty conveys solely through Replace Industrial, LLC. and is completely unaffiliated with any manufacturer warranty. The terms of our warranty can be found here.
Surplus: This unit is sourced through the industrial market outside of the manufacturer and has been independently verified to not have been used operationally previously. These units are in the original packaging, but the packaging & unit may show signs of shelf wear.
Used: This unit may have been previously used and show signs of wear. The unit has been independently verified and is guaranteed with a 1 Year Replace Automation Warranty. The unit has been sourced through independent supply chains in the industrial markets.
Firmware: Replace Industrial, LLC sells hardware only and does not sell firmware and makes no representation as to what firmware may or may not be present on the hardware. We do not obtain or provide software for customers.
Allen-Bradley 1785-LT4
The Allen-Bradley 1785-LT4 is a PLC-5 Series processor module designed for mid-range industrial control applications. It features a user memory capacity of 6,000 words and includes an 8,000-word EEPROM for program backup and retention. This controller supports up to 256 analog I/O points and delivers reliable performance with scan times of 2 milliseconds per 1,000 words for discrete logic and 8 milliseconds for typical applications. Operating on 5V DC, it draws 2.5 Amps of backplane current, making it suitable for integration into standard PLC-5 chassis. The 1785-LT4 is ideal for legacy systems requiring dependable and scalable processing power.
| Manufacturer | Allen-Bradley |
| Brand | Rockwell Automation |
| Part Number/Catalog No. | 1785-LT4 |
| Series | PLC-5 |
| Module Type | Processor Module |
| User Memory | 6,000 words |
| EEPROM Module Capacity | 8,000 words |
| Analog I/O Capacity | 256 points |
| Scan Time (Discrete) | 2 ms per 1,000 words |
| Scan Time (Typical) | 8 ms per 1,000 words |
| Backplane Current | 2.5 Amps |
| Backplane Voltage | 5 Volts DC |
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