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Allen-Bradley 1785-L11B/E PLC-5/11 processor, 1K memory, DH+, RIO, RS-232, for 1771 I/O chassis

Allen-Bradley 1785-L11B/E

SKU: 1785-L11B/E
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$1,210.00
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Allen-Bradley 1785-L11B/E

Overview

The Allen-Bradley 1785-L11B/E is a PLC-5/11 processor module from the classic PLC-5 series, offering 1K word user memory and supporting Data Highway Plus (DH+), RS-232, and Remote I/O (RIO) communications. Designed for use in 1771 I/O chassis, it is ideal for compact control systems and legacy automation applications where reliability and simplicity are critical.

Key Features

  • Processor Type: PLC-5/11

  • User Memory: 1K words

  • Communication Ports: DH+, RS-232, Remote I/O

  • Mounting: 1771 I/O chassis

  • Programming Software: RSLogix 5 or AI Series

  • Battery-Backed Memory: Yes

  • Status LEDs: Indicate power, fault, and communication

  • Series: PLC-5 Classic

  • Series Revision: E

Technical Specifications

  • Catalog Number: 1785-L11B/E

  • Memory: 1K words of user memory

  • Communication:

    • 1 x RS-232 (serial port)

    • 1 x DH+ (Data Highway Plus)

    • 1 x RIO (Remote I/O scanner)

  • Backplane Current Draw: 1.0 A @ 5V DC

  • Operating Temperature: 0°C to 60°C

  • Storage Temperature: –40°C to +85°C

  • Chassis Compatibility: 1771 series

  • Battery: Lithium battery supported for memory retention

  • Certifications: UL, CE, CSA

Applications

  • Compact legacy control systems

  • Factory automation panels

  • OEM machine control

  • Educational training systems

  • RS-232 and RIO-based legacy networks

Why Choose the 1785-L11B/E

  • Proven Performance: Reliable processor for legacy systems

  • Multi-Protocol: Supports DH+, RIO, and RS-232 communications

  • Compact Memory: Suitable for small-scale automation tasks

  • Long-Term Availability: Supported in retrofit and spare parts programs

  • Compatible Architecture: Integrates easily into existing 1771 setups

Order Now

The Allen-Bradley 1785-L11B/E PLC-5/11 processor is available and ships worldwide.

 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Allen-Bradley 1785-L11B/E

Overview

The Allen-Bradley 1785-L11B/E is a PLC-5/11 processor module from the classic PLC-5 series, offering 1K word user memory and supporting Data Highway Plus (DH+), RS-232, and Remote I/O (RIO) communications. Designed for use in 1771 I/O chassis, it is ideal for compact control systems and legacy automation applications where reliability and simplicity are critical.

Key Features

  • Processor Type: PLC-5/11

  • User Memory: 1K words

  • Communication Ports: DH+, RS-232, Remote I/O

  • Mounting: 1771 I/O chassis

  • Programming Software: RSLogix 5 or AI Series

  • Battery-Backed Memory: Yes

  • Status LEDs: Indicate power, fault, and communication

  • Series: PLC-5 Classic

  • Series Revision: E

Technical Specifications

  • Catalog Number: 1785-L11B/E

  • Memory: 1K words of user memory

  • Communication:

    • 1 x RS-232 (serial port)

    • 1 x DH+ (Data Highway Plus)

    • 1 x RIO (Remote I/O scanner)

  • Backplane Current Draw: 1.0 A @ 5V DC

  • Operating Temperature: 0°C to 60°C

  • Storage Temperature: –40°C to +85°C

  • Chassis Compatibility: 1771 series

  • Battery: Lithium battery supported for memory retention

  • Certifications: UL, CE, CSA

Applications

  • Compact legacy control systems

  • Factory automation panels

  • OEM machine control

  • Educational training systems

  • RS-232 and RIO-based legacy networks

Why Choose the 1785-L11B/E

  • Proven Performance: Reliable processor for legacy systems

  • Multi-Protocol: Supports DH+, RIO, and RS-232 communications

  • Compact Memory: Suitable for small-scale automation tasks

  • Long-Term Availability: Supported in retrofit and spare parts programs

  • Compatible Architecture: Integrates easily into existing 1771 setups

Order Now

The Allen-Bradley 1785-L11B/E PLC-5/11 processor is available and ships worldwide.

 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Allen-Bradley 1785-L11B/E

Allen-Bradley 1785-L11B/E

$1,210.00
Add to wishlist
Allen-Bradley 1785-L11B/E

Allen-Bradley 1785-L11B/E

Your Price:
$1,210.00
Item Added to Your Cart
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