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
Implementing FIFO and LIFO Data Sequencing in PLC Programming
Data management serves as a cornerstone of modern industrial automation. Whether tracking materials on a conveyor or managing batch sequences in a process, engineers frequently rely on sequential logic. Two primary structures—First-In-First-Out (FIFO) and Last-In-First-Out (LIFO)—form the bedrock of this data handling. Mastering these blocks allows programmers to optimize complex machine operations efficiently.
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.