1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
    1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
    1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
    1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog
1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog

1761-L20BWA-5A | Allen-Bradley MicroLogix 1000, 12 24V DC Digital Inputs, 1 Analog

Part #: 1761-L20BWA-5A Manufactured by: Allen-Bradley
$989.00
$989.00
39 in Stock
Condition: New – Open box
Shipping calculated at checkout.
Product Overview
The Allen-Bradley MicroLogix 1000 Controller features Relay output with 20 points, 4 Analog Inputs and 1 Output, 8 Digital...  Read more
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Product Description P/N: 1761-L20BWA-5A

Description / Specifications

Description 

The Allen-Bradley 1761-L20BWA-5A is a MicroLogix™ 1000 controller designed for small automation systems requiring a compact, cost-effective solution with built-in analog capability. It includes 20 digital I/O points, four analog inputs, and one analog output, making it suitable for basic process control, monitoring, and machine applications. Operating on 120/240 VAC power, this controller is widely used in OEM equipment, small machines, and standalone automation processes.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Allen-Bradley
Category Programmable Logic Controller
Part Number 1761-L20BWA-5A
Subcategory MicroLogix™ 1000
Power Supply 120/240 VAC
Memory 1 KB EEPROM
Digital Inputs 12 × 24 VDC
Digital Outputs 8 × relay
Analog Inputs 4 (2 × voltage ±10 V, 2 × current 0–20 mA)
Analog Output 1 × voltage/current configurable
I/O Count 20 digital points + analog I/O
Output Type Relay outputs
Mounting DIN rail or panel mount
Enclosure IP20
Operating Temperature 0…55°C (32…131°F)
Communication Port RS-232C (DF1, ASCII, DH-485 via adapter)
Isolation Rating 1500 V AC
Standards / Certifications C-TICK, CE, GOST, KC, Marine

  

 

Information About 1761-L20BWA-5A

The 1761-L20BWA-5A is part of the MicroLogix 1000 series and offers 1 KB of EEPROM memory, supporting both program and data storage without the need for a backup battery. It provides twelve 24 VDC digital inputs, eight relay outputs, four analog inputs (two voltage and two current), and one configurable analog output. The controller’s RS-232C communication port supports DF1 and can interface with DH-485 networks when paired with an external interface module. Designed for DIN-rail or panel installation, it meets IP20 requirements and operates in temperatures from 0 to 55°C. Its integrated analog channels make it an efficient choice for applications requiring basic measurement and control functionality directly within a compact PLC.

Key Features:

  • Integrated I/O Mix: Includes 12 digital inputs, 8 relay outputs, 4 analog inputs, and 1 analog output.
  • Versatile Analog Support: Provides both voltage and current analog channels for flexible sensor integration.
  • Embedded Memory: 1 KB EEPROM memory for program retention without batteries.
  • AC Power Input: Operates on 120/240 VAC, suitable for most industrial control panels.
  • Relay Outputs: Provides mechanical relay switching for direct actuation of loads.
  • Compact Design: Ideal for small automation tasks requiring a low-cost standalone PLC.
  • Flexible Installation: Supports both DIN-rail and panel mounting.
  • Industrial Environmental Rating: Operates from 0…55°C with IP20 enclosure classification.
  • Communication Capability: RS-232C port supports DF1 and ASCII communication.

The 1761-L20BWA-5A delivers simplicity, reliability, and integrated analog functionality for entry-level industrial automation tasks.

Frequently Asked Questions about 1761-L20BWA-5A
Question: What is the 1761-L20BWA-5A used for?
Date Update:05/06/2025
Answer:

The 1761-L20BWA-5A is a programmable logic controller (PLC) used for small to medium-sized industrial automation applications. It offers a compact solution for controlling machines, processes, or equipment in industries such as packaging, material handling, and process control. It is particularly useful in environments where space is limited but reliable control is required.

Question: What are the key specifications of the 1761-L20BWA-5A?
Date Update:05/06/2025
Answer:
  • CPU Processor: The 1761-L20BWA-5A is equipped with a microprocessor that supports ladder logic programming and handles industrial control tasks.
  • I/O Capacity:
    20 digital I/O points (12 inputs, 8 outputs).
    Built-in 24V DC power supply for the I/O modules.
  • Expansion: Supports expansion through 1761 I/O modules, allowing you to scale the system as needed
  • Communication: Includes a DH-485 port for communication with other devices and programming terminals.
  • Programming: Can be programmed using RSLogix 500 software (or Studio 5000).
  • Power: Requires a 24V DC power supply.
  • Form Factor: Compact design, designed for mounting in tight spaces.
Question: How do I troubleshoot if the 1761-L20BWA-5A is not working?
Date Update:05/06/2025
Answer:
  • Check the power supply: Ensure that the PLC is receiving the proper 24V DC power.
  • Indicator Lights: Observe the status LEDs on the controller for diagnostic codes. If the Power or Run LED is not lit, check the power connections and ensure the controller is operational.
  • Error Codes: If the controller is displaying an error code or diagnostic message, refer to the RSLogix 500 software or user manual for further troubleshooting steps.
  • Communication Issues: If communication with the device fails, verify the DH-485 connections and check for network issues.
  • I/O Issues: Ensure that all digital I/O devices connected to the controller are wired correctly.
Question: Can I replace the 1761-L20BWA-5A with another model?
Date Update:05/06/2025
Answer:

Yes, you can replace the 1761-L20BWA-5A with another MicroLogix 1200 model, such as the 1761-L20BWB or 1761-L20BWA. However, ensure that the new controller has compatible I/O capacities and communication ports for your application. If your system requirements exceed the capabilities of the 1761-L20 series, you may need to consider a higher-end model, such as the CompactLogix series.

Question: Can the 1761-L20BWA-5A handle advanced control functions?
Date Update:05/06/2025
Answer:

The 1761-L20BWA-5A is suitable for small to medium automation tasks and can handle basic control functions like sequencing, logic control, and monitoring. However, it may not be ideal for complex processes requiring advanced motion control or large-scale I/O configurations. For more complex tasks, consider upgrading to a higher-end controller like those in the CompactLogix or ControlLogix series.

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IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

Description 

The Allen-Bradley 1761-L20BWA-5A is a MicroLogix™ 1000 controller designed for small automation systems requiring a compact, cost-effective solution with built-in analog capability. It includes 20 digital I/O points, four analog inputs, and one analog output, making it suitable for basic process control, monitoring, and machine applications. Operating on 120/240 VAC power, this controller is widely used in OEM equipment, small machines, and standalone automation processes.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Allen-Bradley
Category Programmable Logic Controller
Part Number 1761-L20BWA-5A
Subcategory MicroLogix™ 1000
Power Supply 120/240 VAC
Memory 1 KB EEPROM
Digital Inputs 12 × 24 VDC
Digital Outputs 8 × relay
Analog Inputs 4 (2 × voltage ±10 V, 2 × current 0–20 mA)
Analog Output 1 × voltage/current configurable
I/O Count 20 digital points + analog I/O
Output Type Relay outputs
Mounting DIN rail or panel mount
Enclosure IP20
Operating Temperature 0…55°C (32…131°F)
Communication Port RS-232C (DF1, ASCII, DH-485 via adapter)
Isolation Rating 1500 V AC
Standards / Certifications C-TICK, CE, GOST, KC, Marine

  

 

Information About 1761-L20BWA-5A

The 1761-L20BWA-5A is part of the MicroLogix 1000 series and offers 1 KB of EEPROM memory, supporting both program and data storage without the need for a backup battery. It provides twelve 24 VDC digital inputs, eight relay outputs, four analog inputs (two voltage and two current), and one configurable analog output. The controller’s RS-232C communication port supports DF1 and can interface with DH-485 networks when paired with an external interface module. Designed for DIN-rail or panel installation, it meets IP20 requirements and operates in temperatures from 0 to 55°C. Its integrated analog channels make it an efficient choice for applications requiring basic measurement and control functionality directly within a compact PLC.

Key Features:

  • Integrated I/O Mix: Includes 12 digital inputs, 8 relay outputs, 4 analog inputs, and 1 analog output.
  • Versatile Analog Support: Provides both voltage and current analog channels for flexible sensor integration.
  • Embedded Memory: 1 KB EEPROM memory for program retention without batteries.
  • AC Power Input: Operates on 120/240 VAC, suitable for most industrial control panels.
  • Relay Outputs: Provides mechanical relay switching for direct actuation of loads.
  • Compact Design: Ideal for small automation tasks requiring a low-cost standalone PLC.
  • Flexible Installation: Supports both DIN-rail and panel mounting.
  • Industrial Environmental Rating: Operates from 0…55°C with IP20 enclosure classification.
  • Communication Capability: RS-232C port supports DF1 and ASCII communication.

The 1761-L20BWA-5A delivers simplicity, reliability, and integrated analog functionality for entry-level industrial automation tasks.

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