• Allen-Bradley 1785-L40C15
  • Allen-Bradley 1785-L40C15
  • Allen-Bradley 1785-L40C15
1 3

Allen-Bradley 1785-L40C15 PLC-5/40 ControlNet Processor Module

Allen-Bradley 1785-L40C15 PLC-5/40 ControlNet Processor Module

Description

The Allen-Bradley 1785-L40C15 is a high-performance PLC-5/40 programmable controller processor module designed for demanding industrial automation environments. This unit features integrated ControlNet communication capabilities, allowing for high-speed, deterministic data exchange...

25 people are viewing this right now

Availability: Low stock: 9 left

SKU: 1785-L40C15
Vendor: Allen-Bradley
Category: PLC Processor Module
Related Series:

Shipping & Returns

Reliable Worldwide Delivery

  • Carriers: Shipped via DHL, FedEx, UPS, or USPS.
  • Dispatch: Orders processed in 1-2 business days and dispatched within 3-5 business days.
  • Tracking: Full tracking details provided via email upon shipment.

30-Day Money-Back Guarantee

  • Guarantee: 30-day return window for in-stock, factory-sealed products.
  • Condition: Items must be unopened, unused, and in original packaging.
  • Authenticity: We guarantee 100% original and authentic hardware.

Need more details? Read our fullShipping PolicyandRefund Policy.

Authenticity & Warranty

  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
  • Traceability: All products come with original factory documentation and accessories for full industrial compliance.

Technical Support & Sourcing

  • Expert Assistance: Our technical team provides free consultation to help you verify compatibility for DCS and PLC systems.
  • Rare Part Sourcing: Specializing in obsolete and hard-to-find components from Allen-Bradley, Siemens, ABB, HIMA, and more.
  • Bulk Inquiries: Contact us at pambo@5gplc.com for volume pricing or customized project quotes.
View full product details

Description

The Allen-Bradley 1785-L40C15 is a high-performance PLC-5/40 programmable controller processor module designed for demanding industrial automation environments. This unit features integrated ControlNet communication capabilities, allowing for high-speed, deterministic data exchange across distributed control systems. As part of the legacy PLC-5 family, this processor provides reliable control logic execution and is equipped with 48 kilowords of SRAM for program and data storage.

Features

  • Integrated ControlNet interface for seamless communication with distributed I/O and peer-to-peer messaging.
  • 48 Kiloword SRAM memory capacity for complex control applications.
  • Robust PLC-5 architecture suitable for large-scale industrial processes.
  • Designed for high-reliability operation in critical control loops.
  • Compatible with standard PLC-5 chassis backplanes.

Applications

The 1785-L40C15 is typically utilized in manufacturing, automotive, and process industries where deterministic communication and legacy PLC-5 control logic are required. It is frequently deployed in systems requiring integration with ControlNet networks for distributed control and monitoring.

Technical Specifications

Product Model 1785-L40C15
Manufacturer Allen-Bradley
Processor Type PLC-5/40
Communication ControlNet
Memory 48 Kiloword SRAM
Voltage Rating 5V DC
Current Draw 3A

Installation Guidelines

  • Ensure the PLC-5 chassis is powered down before inserting or removing the processor module to prevent electrical damage.
  • Verify that the module is fully seated in the designated slot and that the locking tabs are engaged.
  • Follow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal circuitry.
  • Ensure proper ventilation within the cabinet to maintain operating temperatures within specified limits.
  • Route communication cables away from high-voltage power lines to minimize EMI (Electromagnetic Interference).

FAQ

Is this module still supported by the manufacturer?
No, the 1785-L40C15 has been discontinued by Allen-Bradley. It is typically sourced as a spare part for maintaining legacy systems.

What is the primary communication protocol for this processor?
This model features an integrated ControlNet interface, which provides high-speed, deterministic communication for industrial control networks.