1766-BWAA

Overview of Allen-Bradley 1766-BWAA MicroLogix 1400 Controller

The Allen-Bradley 1766-BWAA is a MicroLogix 1400 series programmable logic controller (PLC) designed for compact industrial automation applications. It features 20 DC digital inputs, 12 relay outputs, 4 analog inputs, and 2 analog outputs. The controller supports multiple communication protocols including EtherNet/IP, DF1, DH-485, Modbus RTU, DNP3, and ASCII over two serial ports and one Ethernet port.

Key Features of 1766-BWAA

• 20 digital DC inputs with 12 high-speed inputs.
• 12 relay outputs for controlling external devices.
• Four 0-10 V DC analog inputs and two 0-10 V DC analog outputs with 12-bit resolution.
• Embedded communication ports: one isolated RS-232/RS-485 combo port, one non-isolated RS-232 port, and one Ethernet port supporting EtherNet/IP and other protocols.
• Supports up to seven 1762 expansion I/O modules for system scalability.
• Built-in LCD display with backlight for real-time monitoring and configuration.
• Real-time clock for applications requiring time-based operations.
• Program memory: 20 KB user memory for program and data.
• Operating power: 120-240 VAC input voltage.
• Mounting: Panel or DIN rail.
• Operating temperature range: 0 to 55°C (32 to 131°F).

Technical Specifications

Applications / Use Cases

The 1766-BWAA MicroLogix 1400 controller is ideal for industrial automation tasks requiring integrated discrete and analog I/O with versatile communication options. Common applications include factory automation, process control, batch handling, and equipment monitoring.