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Technical specifications for
1764-28BXB
Allen-Bradley 1764-28BXB – MicroLogix 1500 Base Controller
Product Overview
The Allen-Bradley 1764-28BXB is a Base Unit designed for MicroLogix 1500 controllers. It features 16 inputs and 12 outputs, supporting both relay and transistor outputs. This unit provides high-speed input and output capabilities, making it ideal for industrial automation applications requiring precise control and fast response times.
Technical Specifications
✔ Manufacturer: Rockwell Automation
✔ Brand: Allen-Bradley
✔ Part Number: 1764-28BXB
✔ Series: MicroLogix 1500
✔ Function: Base Controller
✔ Module Type: Base Unit
✔ I/O Count: 16 Inputs / 12 Outputs
✔ Max Expanded I/O Count: 512
Input Specifications
✔ Number of Inputs: 16
✔ Input Voltage: 24V DC
✔ Input Circuit Type: 24V DC Sink/Source
✔ Input Channel Voltage: 24V DC
✔ High-Speed Input Frequency: Eight (8) channels at 20 kHz
Output Specifications
✔ Number of Outputs: 12
✔ Relay Outputs: 6 channels
✔ Standard 24V DC Transistor Outputs: 4 channels
✔ Fast 24V DC Transistor Outputs: 2 channels
✔ Relay Output Voltage: 24-125V DC, 120-240V AC
✔ Transistor Output Voltage: 20.4V DC – 26.4V DC
✔ High-Speed Output Frequency: 20 kHz output
Power & Electrical Ratings
✔ Power Supply Voltage: 20.4V DC – 30V DC
✔ Line Power Consumption: 30 Watts
✔ Power Supply Inrush Current: 24V DC = 4A for 150 ms
✔ Maximum Load Current: 400 mA
Physical & Mounting Details
✔ Dimensions (HxWxD): 5.43 x 6.62 x 3.43 inches
✔ Mounting: Horizontal
Compatibility
✔ Compatible Processors: 1764-LSP, 1764-LRP
✔ Output Source: Relay Port and DC FET
Key Features & Benefits
✅ Expandable I/O – Supports up to 512 I/O points, making it suitable for growing automation systems.
✅ High-Speed Inputs & Outputs – Up to 20 kHz frequency, ensuring fast signal processing.
✅ Versatile Power Options – Operates with DC power supply (20.4V – 30V DC).
✅ Relay & Transistor Outputs – Allows control of both AC and DC loads.
✅ Compact & Durable Design – Small footprint with horizontal mounting, ideal for industrial environments.
