High-Performance PROFIBUS Connectivity with 1794-APBDPV1
The Allen-Bradley 1794-APBDPV1 serves as a robust communication bridge between PROFIBUS DP networks and Flex I/O modules. Engineering teams rely on this 1794-APBDPV1 adapter to provide high-speed data exchange and reliable industrial network stability. Oiltech Controls delivers these original units to ensure your automation system maintains peak operational efficiency and minimal downtime.
Core Technical Specifications
- Brand: Allen-Bradley / Rockwell Automation
- Model Number: 1794-APBDPV1
- Product Line: Flex I/O 1794 Series
- I/O Module Capacity: Supports up to 8 Flex I/O modules per node
- Nominal Input Voltage: 24V DC nominal rating
- Operating Voltage Range: 19.2V DC to 31.2V DC including ripple
- Maximum Input Current: 385mA at peak performance levels
- Communication Speed: High-speed data rates up to 12 Mbits/s
- Flexbus Output Current: 640mA maximum backplane power supply
- Power Dissipation: 4.2W maximum measured at 19.2V DC input
- Inrush Current: 23A surge capacity for 2 millisecond duration
- Network Connector: Standard 9-pin D-shell PROFIBUS female plug
- Thermal Rating: 14 BTU per hour heat output during operation
Environmental and Physical Standards
- Operating Temperature: Reliable performance from 0 to 55 degrees Celsius
- Storage Temperature: Wide range from -40 to 85 degrees Celsius
- Relative Humidity: 5% to 95% non-condensing for industrial environments
- Vibration Resistance: 5g acceleration at frequencies between 10 and 500 Hz
- Operating Shock: 30g peak acceleration for standard industrial use cases
- Isolation Voltage: 50V basic isolation from PROFIBUS to power circuits
- Physical Dimensions: Compact 3.4 x 2.7 x 2.7 inch mounting footprint
- Status Indicators: Integrated LED lights for PROFIBUS and module health
Installation and Grounding Guidelines
- Mounting Method: Securely attach the unit to a standard DIN rail system
- Grounding Requirement: Use zinc-plated yellow-chromate steel rails for optimal electrical grounding
- Wiring Limits: Ensure power connection cables do not exceed 10 meters in length
- Terminal Connections: Avoid connecting two separate conductors to a single terminal point
- Network Configuration: Set the unique node address using the integrated thumbwheel switches
- Software Requirements: Upload specific GSD files to the master controller for proper recognition
- Wall Mounting: Utilize the optional wall mount capability for non-DIN rail installations
Packaging and Delivery Details
- Package Contents: One Allen-Bradley 1794-APBDPV1 PROFIBUS Communication Adapter
- Accessories: Includes the necessary 9-pin D-shell plug for network connection
- Shipping Partners: Global delivery via FedEx, UPS, or DHL express services
- Contact Info: Direct inquiries to info@oiltechcontrols.com for fast technical support
- Instant Chat: Message our team via WhatsApp: +86 158 8020 0923 today
Frequently Asked Questions (FAQ)
- How do I select the correct DIN rail for this adapter?
- Always choose yellow-chromate steel rails to prevent corrosion and maintain proper grounding.
- Does the unit support all PROFIBUS master controllers?
- Yes, provided you install the correct GSD file into your specific hardware configuration.
- What is the maximum number of modules I can connect?
- The 1794-APBDPV1 supports exactly 8 Flex I/O modules on a single node.
- Can I use standard copper wiring for the power input?
- Yes, but ensure you follow the 10-meter maximum length rule for signal integrity.
Author: Oiltech Controls
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