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      1785-L40E

      PROCESSOR MODULE
      In Stock

      Product Information:

      DISCONTINUED BY MANUFACTURER

      PROCESSOR MODULE

      PLC-5/40 CPU

      Warranty Policy
      We provide 1 year warranty for all remaining parts.
      The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
      Return Notice
      The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
      In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
      Shiping Mode
      Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.
      Parts Availability
      Moore automated offers a wide range of components, products and services related to industrial automation. We have a large surplus of stocks and are also distributors of new products from a variety of quality manufacturers.
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      Technical specifications for 1785-L40E

      • Manufacturer:
        Allen-Bradley
      • Product Category:
        PLC System
      • Estimated shipping dimensions:
        4.8x16.7x27.4cm
      • Weight:
        1.38 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        USA
      • Place of shipment:
        Xiamen, Fujian, China
      • Battery:
        1770-XYC
      • Memory:
        48 KWords
      • Power Dissipation:
        17.3W
      • Backplane current load:
        3.3A
      • Max User Memory Words:
        48 Kilowords
      • Max I/O Chassis Total:
        61
      • Max I/O Chassis Universal Remote:
        60
      • Maximum number of I/O per link:
        32
      • Stock:
        30
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      Manuals

      1785-L40E.pdf

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      FAQ

      View All Faqs
      • What memory and program storage capabilities distinguish the 1785‑L40E from other PLC‑5 processors?
        The 1785‑L40E incorporates 48 K words of battery‑backed static RAM, supporting sizable program logic and data storage for complex control tasks. It also accommodates optional EEPROM or backup memory modules (e.g., 1785‑ME16/ME32/ME64/M100) for non‑volatile retention.
      • How does the 1785‑L40E integrate with modern industrial networks and communication protocols?
        The 1785‑L40E includes a dedicated 10/100 Mbps Ethernet/IP port, enabling high‑speed peer‑to‑peer communication and integration with industrial networks, as well as legacy communication through DH+ (Data Highway Plus) and a configurable RS‑232/422/423 serial port for flexible connectivity.
      • What I/O capacity does the 1785‑L40E support, and how does this impact system scalability?
        The 1785‑L40E supports up to 2,048 total I/O points (any mix) or up to 2,048 inputs plus 2,048 outputs in complementary mode, and can manage up to 61 total I/O chassis (1 local + 60 remote), enabling extensive distributed I/O deployments.
      • How does the 1785‑L40E handle real‑time I/O scanning and performance demands?
        The 1785‑L40E offers configurable scan times, typically 10 ms per I/O rack at 57.6 kbps, 7 ms at 115.2 kbps, and 3 ms at 230.4 kbps, enabling responsive I/O update cycles tailored to network and performance requirements.
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      Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.