Product Details
Product Description
The Allen-Bradley 1761-L32BWB MicroLogix 1000 is a compact PLC designed for small-scale automation tasks. It provides 32 I/O points, relay outputs, and digital inputs with EEPROM memory for program storage. Equipped with RS-232 communication and DF1 protocol support, it offers reliable control for basic machine operations.
Technical Specifications
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Manufacturer Allen-Bradley
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Product Line MicroLogix 1000
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Product Type Programmable Logic Controller (PLC)
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Part Number 1761-L32BWB
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Weight 1.00 lbs (0.45 kg)
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Inputs 20 digital inputs (sinking/sourcing)
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Input Voltage Range 14–30 VDC
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Outputs 12 relay outputs
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Output Current Range 4–20 mA
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I/O Count 32 points total
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Memory 1K EEPROM (approx. 737 instruction words, 437 data words)
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Communication Port RS-232
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Supported Protocols DF1
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Safety Feature Master Control Relay
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Power Supply 20.4–26.4 VDC
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Input Power Consumption 7 W
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Inrush Current 30 A for 4 ms
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Operating Frequency 47–63 Hz
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Operating Shock 10 G
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Non-Operating Shock 20 G
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Minimum Power Cycles 50,000
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Dimensions (L x W x H) 7.87 x 1.57 x 3.15 inches
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Lifecycle Status Discontinued/Obsolete
Application Scenarios
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Small machine control requiring basic relay outputs
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OEM equipment with limited I/O requirements
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Cost-effective automation for standalone systems
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Legacy installations where MicroLogix 1000 controllers are still in use
FAQ
Q: How many I/O points does the 1761-L32BWB provide? A: It provides 32 points (20 inputs and 12 relay outputs).
Q: What type of communication is supported? A: RS-232 communication using DF1 protocol.
Q: Is this model still in production? A: No, it is discontinued/obsolete but may be available through aftermarket suppliers.
Comparison with Similar Models
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1761-L16BWB: Smaller I/O capacity with fewer inputs and outputs.
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1761-L32BWB: Mid-range option with 32 I/O points.
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1762-L24BWA (MicroLogix 1200): Successor series with expanded features and memory.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.