Allen Bradley 1794-ASB2 /D

The Allen-Bradley 1794-ASB2/D is a FLEX Remote I/O Adapter designed to facilitate efficient communication between programmable controllers and FLEX I/O modules within industrial automation systems.

Key Features

• I/O Capacity: Supports up to two FLEX I/O modules, allowing for streamlined system expansion.
• Communication Rates: Offers selectable communication rates of 57.6 Kbps, 115.2 Kbps, and 230.4 Kbps to accommodate various network requirements.
• Power Requirements: Operates on a 24V DC power supply, with an input voltage range of 19.2V to 31.2V DC, ensuring compatibility with standard industrial power sources.
• FlexBus Output: Provides a maximum FlexBus output current of 640 mA at 5V DC, delivering sufficient power to connected I/O modules.
• Power Consumption: Consumes 330 mA at 24V DC, with a maximum power dissipation of 3.4 W, promoting energy-efficient operation.
• Isolation Voltage: Features a continuous isolation voltage of 50V, with type-tested isolation at 750V DC for 60 seconds, enhancing system safety.
• Status Indicators: Equipped with red/green LED indicators to display power, adapter status, and local connection states, facilitating easy diagnostics.
• Mounting Options: Designed for DIN rail or panel mounting, offering flexibility in installation.
• Environmental Ratings: Housed in an IP20-rated enclosure, suitable for industrial environments.
• Dimensions: Compact design measuring 3.4 x 2.7 x 2.7 inches, allowing for space-efficient integration.

Important Considerations

• Compatibility: Not compatible with classic PLC-5/15 and PLC-5/25 processors; using this adapter with these processors may result in damage to the remote I/O system.

The 1794-ASB2/D adapter serves as a reliable interface for integrating FLEX I/O modules into remote I/O networks, enhancing the flexibility and scalability of industrial automation systems.