Allen Bradley 1766-L32BXB MicroLogix 1400 Controller
Allen Bradley 1766-L32BXB MicroLogix 1400 Controller
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Brand:Allen Bradley PLC Item No.:Allen Bradley 1766-L32BXB Product Origin:USA Product Dimensions:90 × 180 × 87 mm Product Weight:1.0 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-L32BXB is a MicroLogix 1400 programmable logic controller (PLC) designed for small to mid-scale industrial automation systems requiring integrated I/O, Ethernet connectivity, and flexible expansion capability. It combines a powerful control engine with built-in digital inputs, outputs, communication ports, and high-speed functions, making it a widely used all-in-one solution for machine control and process automation.
This controller is particularly valued in retrofit projects and OEM machine designs where a compact footprint and multi-protocol communication are essential without sacrificing performance.
Technical Specifications
Specification Item
Details
Manufacturer
Allen Bradley (Rockwell Automation)
Model Number
1766-L32BXB
Product Family
MicroLogix 1400
Controller Type
Compact PLC with embedded I/O
Power Supply
24V DC
Embedded Inputs
20 digital inputs (12 fast + 8 standard)
Embedded Outputs
12 outputs (6 relay + 6 transistor/FET)
Analog I/O
Not included in base variant
High-Speed Counters
Up to 6 channels (up to 100 kHz)
Pulse Outputs
High-speed PTO/PWM supported
Communication Ports
Ethernet, RS-232, RS-485
Supported Protocols
EtherNet/IP, Modbus RTU, DF1, ASCII, DNP3
Memory Capacity
Approx. 20 KB user memory
Expansion Support
Up to 7 × 1762 I/O modules
Display
Built-in LCD with backlight
Real-Time Clock
Yes (battery-backed)
Programming Software
RSLogix 500
Operating Temperature
-20°C to 60°C
Mounting Type
DIN rail / panel mount
Dimensions
Approx. 90 × 180 × 87 mm
Weight
Approx. 0.9–1.0 kg
Recommended Related Models
Model
Description
1766-L32BXBA
Expanded MicroLogix 1400 variant
1766-L32AWA
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1766-L32BWAA
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1762-IQ16
DC input expansion module
1762-OB16
DC output expansion module
1769-L24ER
CompactLogix controller alternative
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Industrial Applications
The 1766-L32BXB is widely deployed in industrial environments where a compact but feature-rich PLC is required.
Typical applications include:
Packaging and labeling machines
Conveyor and material handling systems
Water and wastewater pumping stations
HVAC and building automation systems
Small production line control systems
OEM machinery control panels
Pump and motor control systems
Retrofit upgrades from relay-based systems
Its built-in communication ports and flexible I/O structure make it especially effective for connected industrial environments.
Key Advantages
All-in-One PLC Design
Combines CPU, digital I/O, communication ports, and control features in a single compact unit, reducing system complexity.
Strong Communication Capability
Supports Ethernet/IP and multiple industrial protocols for easy integration into modern and legacy systems.
High-Speed Control Functions
Includes fast counters and high-speed output capabilities suitable for motion-related and timing-critical applications.
Expandable Architecture
Supports up to 7 expansion modules, allowing flexible scaling as system requirements grow.
Industrial Reliability
Built for harsh environments with stable performance, diagnostics, and long-term operational durability.
Technical FAQs
1. What is the 1766-L32BXB used for?
It is used as a compact PLC for controlling machines, processes, and industrial automation systems.
2. How many I/O points does it have?
It includes 20 digital inputs and 12 digital outputs built into the controller.
3. Does it support analog signals?
The base model does not include analog I/O but supports expansion modules.
4. What communication protocols are supported?
EtherNet/IP, Modbus RTU, DF1, ASCII, and DNP3 are supported.
5. Can it connect to HMIs?
Yes, it is commonly used with PanelView HMI systems via Ethernet.
6. What programming software is used?
It is programmed using RSLogix 500.
7. Does it support expansion?
Yes, it supports up to seven 1762 expansion I/O modules.
8. Is it suitable for OEM machines?
Yes, it is widely used in OEM machine control due to its compact design and flexibility.
9. What is its main advantage over basic PLCs?
It integrates communication, high-speed functions, and built-in I/O in a single controller.
10. Why is the 1766-L32BXB widely used in industry?
Because it delivers a balanced combination of compact design, flexible I/O, multi-protocol communication, and reliable industrial performance in one controller.
