Product Details
Product Description
The Allen Bradley 1761-L32BWA is a MicroLogix 1000 series programmable logic controller (PLC) designed for compact automation systems requiring reliable digital input and relay output control. With 32 I/O points, integrated EEPROM memory, and RS-232 communication, this controller provides dependable performance for small-scale industrial applications.
Technical Specifications
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Manufacturer: Allen Bradley
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Product Line: MicroLogix 1000
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Category: Programmable Logic Controllers
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Model / Part Number: 1761-L32BWA
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Weight: 2 lbs (0.91 kg)
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I/O Count: 32 points total
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Inputs: 20 DC inputs (sinking/sourcing, 14–30 VDC)
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Outputs: 12 relay contact outputs
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Memory: 1K EEPROM (approx. 737 instruction words, 437 data words)
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Communication Port: RS-232, DF1 protocol
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Safety Feature: Master Control Relay (MCR)
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Isolation Voltage: 1500 VDC
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Power Supply: 120/240 VAC
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Input Power Consumption: 16 VA @ 120 VAC; 22 VA @ 240 VAC
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Inrush Current: 30 A for 4 ms
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Operating Frequency: 47–63 Hz
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Mechanical Endurance: 50,000 cycles minimum
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Shock Resistance: 10 G operating, 20 G non-operating
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Mounting Options: DIN rail or panel screws
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Dimensions: 7.87 × 2.87 × 3.15 in.
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Lifecycle Status: Discontinued / Obsolete
Application Scenarios
The 1761-L32BWA is suitable for small machine control, packaging systems, and basic automation tasks. Its relay outputs make it ideal for switching AC and DC loads, while the RS-232 port ensures straightforward integration with legacy communication networks.
FAQ
Q: How many inputs and outputs does this controller support? A: It provides 20 DC inputs and 12 relay outputs, totaling 32 I/O points.
Q: What type of communication protocol is used? A: The controller supports RS-232 communication using the DF1 protocol.
Q: Is this model still in production? A: No, the 1761-L32BWA is discontinued/obsolete but remains widely used in legacy systems.
Q: What is the isolation voltage rating? A: The module is rated at 1500 VDC isolation.
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.