Allen-Bradley 1766-L32BWA MicroLogix 1400 Programmable Logic Controller – MicroLogix 1400 Series
When a MicroLogix 1400 controller fails on the production floor, the consequences are immediate and costly: conveyor lines halt, batch processes abort mid-cycle, and maintenance teams scramble under pressure with every idle minute translating directly into lost revenue. In discrete manufacturing, food & beverage processing, and water treatment facilities worldwide, the Allen-Bradley 1766-L32BWA is not a commodity component — it is the nerve center that keeps critical machinery running. Without it, there is no process.
Within Rockwell Automation’s MicroLogix family, the 1766-L32BWA occupies a strategic mid-range position: more capable than the MicroLogix 1100 for complex sequencing tasks, yet more cost-effective than a full ControlLogix deployment for standalone machine control. Its 32-point I/O configuration with relay (AC/DC) outputs, built-in EtherNet/IP port, and support for up to 7 expansion modules make it one of the most widely deployed compact PLCs in global OEM machine building — a testament to its reliability across millions of installed units.
Technical Specifications
- Catalog Number: 1766-L32BWA
- Series: MicroLogix 1400
- Manufacturer: Allen-Bradley / Rockwell Automation
- Total I/O Points: 32 (20 DC Inputs / 12 Relay Outputs)
- Input Voltage: 24V DC
- Power Supply: 120/240V AC
- Output Type: Relay (AC/DC capable)
- Communication Ports: EtherNet/IP (RJ-45), RS-232 (Channel 0), RS-232/485 (Channel 1)
- Program Memory: 10K words (user program)
- Data Memory: 10K words
- Expansion Capability: Up to 7 expansion I/O modules
- High-Speed Counters: 4 × up to 20 kHz
- PID Loops: Up to 8
- Real-Time Clock: Built-in
- LCD Display: Built-in operator interface panel
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Storage Temperature: -40°C to 85°C
- Relative Humidity: 5% to 95% (non-condensing)
- Certifications: UL, CE, CSA, RCM
- Weight: Approx. 900 g
Key Features & Benefits
- Integrated EtherNet/IP Port: Native Ethernet connectivity enables seamless integration with SCADA systems, HMIs, and plant-level networks without additional communication modules — reducing BOM cost and panel space.
- Relay Output Flexibility: The 12 relay outputs support both AC and DC loads up to 240V AC / 30V DC, making the 1766-L32BWA ideal for controlling motors, solenoids, and pilot lights across mixed-voltage environments.
- Built-in LCD Operator Panel: The onboard display allows local parameter monitoring and basic diagnostics without a connected HMI — a significant advantage for field maintenance teams.
- Dual Serial Ports: Channel 0 (RS-232) and Channel 1 (RS-232/485) support Modbus RTU, DF1, DH-485, and ASCII protocols, enabling legacy device integration alongside modern Ethernet networks.
- Expandable Architecture: Support for up to 7 MicroLogix 1762 expansion modules allows I/O scaling from 32 to over 130 points without changing the base controller.
- High-Speed Counter Inputs: Four dedicated HSC inputs at up to 20 kHz support encoder feedback, flow metering, and pulse-width measurement applications.
- Real-Time Clock: Enables time-stamped data logging, scheduled operations, and shift-based production tracking natively within the controller.
Industry & Equipment Applications
- Food & Beverage: Bottling line sequencing, batch mixing control, CIP (Clean-In-Place) cycle management
- Water & Wastewater Treatment: Pump station control, dosing system automation, level and flow monitoring
- Packaging Machinery: Conveyor indexing, labeling machine control, case erector/sealer automation
- HVAC & Building Automation: Chiller sequencing, air handling unit control, energy management
- Material Handling: Sortation systems, palletizer control, automated storage and retrieval
- OEM Machine Building: Standalone machine controllers for injection molding, CNC auxiliary systems, test benches
- Oil & Gas: Remote pump control, tank farm monitoring, wellhead automation
System Integration & Compatible Parts
The 1766-L32BWA is the foundation of a complete MicroLogix 1400 control system. Common compatible components available at Konmask.com include:
- Expansion I/O: 1762-IQ8, 1762-OW8, 1762-IF4, 1762-OF4 — digital and analog expansion modules
- Communication: 1761-NET-ENI (Ethernet interface for legacy MicroLogix), 1761-CBL-PM02 (programming cable)
- Power Supplies: 1606-XLP series (Rockwell recommended 24V DC panel power)
- HMI Panels: PanelView 800 (2711R series) — compact HMI optimized for MicroLogix 1400 EtherNet/IP
- Programming Software: RSLogix 500 / Studio 5000 Logix Designer (for program development and upload/download)
- Replacement Battery: 1747-BA (compatible backup battery for memory retention)
Our Quality Assurance Process
Every Allen-Bradley 1766-L32BWA unit shipped from Konmask.com undergoes a structured verification process before dispatch:
- Source Verification: Units are sourced from authorized distributors or verified surplus channels with full traceability documentation.
- Visual Inspection: Physical examination for label integrity, connector condition, housing damage, and counterfeit indicators per Rockwell Automation’s authentication guidelines.
- Functional Test (where applicable): Power-on verification and communication port testing on refurbished or surplus units.
- Packaging: Anti-static packaging with desiccant, foam cushioning, and tamper-evident sealing for international freight.
- Documentation: Commercial invoice, packing list, and certificate of conformity provided with every shipment.
How to Order
- Submit an Inquiry: Use the contact form or email support@konmask.com with your required quantity, delivery timeline, and destination country.
- Receive a Quotation: Our team will respond within 1 business day with pricing, lead time, and shipping options (DHL / FedEx / sea freight).
- Confirm & Pay: Orders are confirmed upon receipt of payment via T/T (bank transfer), PayPal, or other agreed methods.
- Shipment & Tracking: Your order is dispatched with full tracking information and export documentation.
Minimum Order Quantity: 1 unit | Lead Time: Subject to stock availability — contact us for real-time inventory status.
Why Choose Konmask.com?
- ✅ Specialized in Industrial Automation: We focus exclusively on PLC, DCS, servo, and HMI components — not a general electronics marketplace.
- ✅ Global Export Experience: Serving buyers in Southeast Asia, the Middle East, Europe, and the Americas with compliant export documentation.
- ✅ Competitive Pricing on Hard-to-Find Parts: Access to surplus and authorized stock means better pricing on both current and discontinued catalog numbers.
- ✅ Technical Pre-Sales Support: Our team can advise on compatibility, firmware versions, and system integration before you commit to a purchase.
- ✅ Responsive Communication: Inquiries answered within 1 business day. Urgent requirements accommodated.
Frequently Asked Questions
Q: What is the difference between 1766-L32BWA and 1766-L32BWAA?
A: The suffix “A” denotes a series revision. The 1766-L32BWAA is a later hardware revision of the same base product with identical I/O configuration and communication ports. Both are programmed with RSLogix 500 and are functionally interchangeable in most applications. Always verify firmware compatibility with your existing program before substitution.
Q: Can the 1766-L32BWA communicate with third-party HMIs via Modbus TCP?
A: The 1766-L32BWA supports Modbus RTU over its serial ports (Channel 0/1). For Modbus TCP over Ethernet, a protocol gateway (e.g., ProSoft Technology MVI46-MCM or similar) is typically required, as the native EtherNet/IP port uses the CIP protocol stack.
Q: Is RSLogix 500 still available for programming the MicroLogix 1400?
A: Yes. RSLogix 500 (and its successor, Studio 5000 Logix Designer for newer platforms) remains the standard programming environment for MicroLogix 1400. Rockwell Automation continues to support RSLogix 500 for existing installations.
Q: Do you supply new, refurbished, or surplus units?
A: Konmask.com supplies both new-in-box and tested surplus units depending on availability. The condition is clearly stated in your quotation. All units pass our quality verification process regardless of condition grade.
Q: What export documents do you provide?
A: We provide a commercial invoice, packing list, and certificate of conformity as standard. Additional documents (e.g., country-of-origin certificate, FORM E for ASEAN preferential tariff) can be arranged upon request.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
{
“@context”: “https://schema.org”,
“@graph”: [
{
“@type”: “Product”,
“name”: “Allen-Bradley 1766-L32BWA MicroLogix 1400 PLC Controller”,
“description”: “Allen-Bradley 1766-L32BWA MicroLogix 1400 programmable logic controller with 32 I/O points (20 DC inputs / 12 relay outputs), EtherNet/IP, dual serial ports, and built-in LCD display. Suitable for discrete manufacturing, packaging, water treatment, and OEM machine control.”,
“sku”: “1766-L32BWA”,
“brand”: {
“@type”: “Brand”,
“name”: “Allen-Bradley”
},
“manufacturer”: {
“@type”: “Organization”,
“name”: “Rockwell Automation”
},
“model”: “1766-L32BWA”,
“category”: “PLC Controller”,
“url”: “https://konmask.com/products/allen-bradley-1766-l32bwa-micrologix-1400-plc”,
“offers”: {
“@type”: “Offer”,
“seller”: {
“@type”: “Organization”,
“name”: “Konmask.com”,
“url”: “https://konmask.com”
},
“availability”: “https://schema.org/InStock”,
“priceCurrency”: “USD”,
“priceSpecification”: {
“@type”: “PriceSpecification”,
“description”: “Contact for pricing — submit inquiry at konmask.com”
}
}
},
{
“@type”: “FAQPage”,
“mainEntity”: [
{
“@type”: “Question”,
“name”: “What is the difference between 1766-L32BWA and 1766-L32BWAA?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “The suffix ‘A’ denotes a series revision. The 1766-L32BWAA is a later hardware revision with identical I/O configuration and communication ports. Both are programmed with RSLogix 500 and are functionally interchangeable in most applications.”
}
},
{
“@type”: “Question”,
“name”: “Can the 1766-L32BWA communicate with third-party HMIs via Modbus TCP?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “The 1766-L32BWA supports Modbus RTU over its serial ports. For Modbus TCP over Ethernet, a protocol gateway is typically required as the native EtherNet/IP port uses the CIP protocol stack.”
}
},
{
“@type”: “Question”,
“name”: “Is RSLogix 500 still available for programming the MicroLogix 1400?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Yes. RSLogix 500 remains the standard programming environment for MicroLogix 1400. Rockwell Automation continues to support RSLogix 500 for existing installations.”
}
},
{
“@type”: “Question”,
“name”: “Do you supply new, refurbished, or surplus units?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Konmask.com supplies both new-in-box and tested surplus units depending on availability. The condition is clearly stated in your quotation. All units pass our quality verification process.”
}
},
{
“@type”: “Question”,
“name”: “What export documents do you provide?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “We provide a commercial invoice, packing list, and certificate of conformity as standard. Additional documents such as country-of-origin certificate or FORM E can be arranged upon request.”
}
}
]
}
]
}
