Allen-Bradley | 1766-L32BWA | MicroLogix 1400 (1766 Series)

Product Description: Allen-Bradley 1766-L32BWA

The Allen-Bradley 1766-L32BWA is a MicroLogix 1400 programmable logic controller equipped with 32 integrated I/O points, relay outputs, and a built- in power supply rated for 120/240V AC. It includes a backlit LCD for local monitoring, and supports features such as online editing, high-speed counters, PID control, and multiple communication ports. Designed for flexibility and scalability, it is well-suited for standalone machines or networked industrial control systems.

Key Features

• Total of 32 onboard I/O:
• 20 digital inputs (120V AC)
• 12 relay outputs
• Integrated power supply: 120/240V AC
• Built-in backlit 2-line x 16-character LCD display
• Communication Ports:
• 1 x Ethernet (10/100 Mbps)
• 1 x RS-232/RS-485 combo port
• 2 x RS-232
• Online editing and data logging support
• Real-time clock, high-speed counters, and PID control
• Expandable with up to 7 1762 MicroLogix I/O modules

Technical Specifications

• Input Voltage: 120/240V AC
• Digital Inputs: 20 (AC, 120V nominal)
• Digital Outputs: 12 (relay type)
• Program Memory: 20 KB
• Data Memory: 10 KB
• Communication Protocols: EtherNet/IP, DF1, DH-485, Modbus RTU
• Backplane Current: Supports additional 1762 modules
• Operating Temperature: 0°C to 55°C
• Dimensions (HxWxD): approx. 90 x 180 x 87 mm
• Certifications: UL Listed, CE, CSA, Class I Div 2, RoHS

Application Areas

• Small-to-medium machine automation
• Building and lighting control systems
• Standalone or networked industrial equipment
• Water and wastewater applications
• Packaging, HVAC, and pumping systems

Advantages

• Built-in AC power supply simplifies installation
• Relay outputs support flexible load switching
• LCD display provides quick diagnostics and status viewing
• Ethernet and serial ports enable easy network integration
• Expandability and online editing support future growth and maintenance