Brand:Allen Bradley PLC Item No.:Allen Bradley 1766-L32BWA Product Origin:USA Product Dimensions:87 × 180 × 90 mm Product Weight:2.0 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1766-L32BWA is a MicroLogix 1400 programmable logic controller designed for industrial automation systems that require advanced communication capabilities, integrated I/O, and flexible process control in a compact platform. It combines robust processing power with built-in Ethernet, serial communication ports, and mixed analog/digital I/O, making it a widely used solution for OEM machines, process control systems, and legacy industrial upgrades.
Engineered for reliability and connectivity, this controller supports modern industrial networking standards while maintaining strong compatibility with existing MicroLogix expansion modules. Its integrated LCD display and web-enabled features enhance on-site diagnostics and remote monitoring capabilities.
Technical Specifications
Specification Item
Details
Manufacturer
Allen Bradley (Rockwell Automation)
Model Number
1766-L32BWA
Product Type
MicroLogix 1400 Controller
Power Supply
100–240V AC
Digital Inputs
20 total (12 high-speed + 8 standard 24V DC inputs)
Analog Inputs
4 × 0–10V DC
Analog Outputs
2 × 0–10V DC
Digital Outputs
12 Relay Outputs
Communication Ports
1 × Ethernet, 2 × RS-232/RS-485
Memory Capacity
Approx. 20 KB user memory
Display
Built-in LCD screen
Expansion Support
Up to 7 expansion modules
Programming Software
RSLogix 500
Operating Temperature
-20°C to 60°C
Storage Temperature
-40°C to 85°C
Mounting Type
DIN rail / panel mount
Dimensions
Approx. 87 × 180 × 90 mm
Weight
Approx. 0.9–2.0 kg
Recommended Related Models
Related Model
Function
1766-L32BWAA
Updated MicroLogix 1400 variant
1766-L24AWA
Smaller MicroLogix 1400 CPU
1762-IF4
Analog input expansion module
1762-OB8
DC transistor output module
1762-OW16
Relay output module
1761-NET-ENI
Ethernet interface module
Popular Allen Bradley Automation Products
Model
Category
1756-L81E
ControlLogix CPU
1769-L33ER
CompactLogix controller
1734-IB8
POINT I/O input module
5069-OF4
Analog output module
2711P-T10C4D8
PanelView HMI terminal
1783-US8T
Industrial Ethernet switch
Industrial Applications
The 1766-L32BWA is widely used in mid-level industrial automation systems where communication flexibility and integrated control are essential.
Typical applications include:
Packaging and bottling machines
Conveyor and sorting systems
Water and wastewater treatment systems
HVAC and building automation
Pump and motor control systems
OEM machinery automation
Process monitoring and control systems
Legacy system upgrades with Ethernet connectivity
Its built-in Ethernet interface makes it especially suitable for SCADA integration and remote monitoring applications.
Key Advantages
Integrated Communication Architecture
With built-in Ethernet and dual serial ports, the controller supports modern industrial networking protocols including Modbus and EtherNet/IP.
Compact All-in-One Design
Combines CPU, I/O, and communication functions in a single unit, reducing wiring complexity and control cabinet space requirements.
Flexible Mixed I/O Capability
Supports digital, analog inputs, and relay outputs, enabling direct control of diverse industrial devices without additional modules.
Enhanced Diagnostics with LCD Interface
Built-in LCD provides real-time status monitoring, configuration access, and on-site troubleshooting capability.
Strong Legacy and Modern Integration
Bridges older MicroLogix systems with modern industrial networks, making it ideal for retrofit and hybrid automation environments.
Technical FAQs
1. What is the 1766-L32BWA used for?
It is a MicroLogix 1400 PLC used for industrial automation, machine control, and process monitoring applications.
2. Does it include built-in I/O?
Yes. It includes digital inputs, analog inputs, analog outputs, and relay outputs.
3. Does it support Ethernet communication?
Yes. It has a built-in Ethernet port for industrial networking and remote access.
4. What type of outputs does it use?
It uses relay outputs suitable for AC and DC load switching.
5. How many expansion modules can it support?
It supports up to 7 MicroLogix expansion I/O modules.
6. What programming software is used?
It is programmed using RSLogix 500.
7. Is it suitable for SCADA systems?
Yes. Its Ethernet and serial communication capabilities support SCADA integration.
8. What is the operating temperature range?
It operates typically between -20°C and 60°C.
9. Is the controller still in production?
It is considered a mature product but still widely used in existing industrial systems.
10. Why is the 1766-L32BWA popular in industry?
Because it combines integrated I/O, Ethernet communication, and reliable control performance in a compact, cost-effective PLC platform suitable for long-term industrial use.
