BRAD COMMUNICATIONS PC104-DPIO DRL-DPM-BKF Cx Profibus Scanner Card
The BRAD COMMUNICATIONS PC104-DPIO DRL-DPM-BKF Cx is a Profibus Scanner Card designed for use in industrial automation systems, providing reliable communication and control between devices via the Profibus protocol. As part of the Brad Communications range, this card is intended for applications requiring high-speed data transfer, robust communication, and integration with a variety of Profibus-compatible devices such as PLCs, sensors, actuators, and other industrial controllers.
With its ability to seamlessly integrate into PC/104-based embedded systems, the PC104-DPIO DRL-DPM-BKF Cx card offers an excellent solution for controlling and monitoring complex processes in industries such as manufacturing, energy, and automation.

🔧 System Overview
The PC104-DPIO card serves as the bridge between the Profibus network and the host system. It offers a combination of digital I/O and Profibus communication capabilities, allowing it to manage data exchange efficiently and provide real-time control.
This card is designed for use with embedded systems and comes with a Profibus DP (Decentralized Peripherals) interface, supporting both master and slave configurations depending on system requirements.
⚙️ Key Features and Functionality
🌐 Profibus DP Protocol
The Profibus DP protocol is widely used in automation systems for communication between controllers and field devices. This card supports the Profibus DP-V0 specification, allowing for fast data exchange and decentralized control with minimal latency.
- Supports up to 126 devices on the Profibus network
- Data transmission rates up to 12 Mbps
- Supports both Master and Slave roles depending on system configuration
- Flexible configuration of data mapping for seamless device integration
🖥 PC104 Form Factor
The card is based on the PC104 standard, providing a compact, stackable form factor suitable for embedded systems. It is ideal for environments where space is limited but reliable performance is required.
- Low-profile design fits into embedded systems without additional space requirements
- Easy integration with other PC104-based modules such as I/O, communication, and processing cards
- Robust construction for use in harsh industrial environments
⚡ Digital I/O Handling
This card also offers multiple digital input and output channels for controlling and monitoring field devices. These I/O points are crucial for systems that need fast, reliable response times in controlling various industrial processes.
- Configurable digital I/O channels for flexible integration
- Real-time data acquisition from sensors and control signals
- Reliable switching for actuators, relays, and other control devices
🔒 Integrated Diagnostics
The card comes equipped with built-in diagnostic tools for real-time monitoring of the Profibus network and connected devices. This feature helps reduce downtime by identifying issues early.
- Error and status diagnostics for system health monitoring
- Real-time feedback on communication errors and device status
- Clear LED indicators to help identify faults quickly
🔄 Compatibility and Integration
The PC104-DPIO card is compatible with a wide range of Profibus-enabled devices, including sensors, actuators, and controllers from various manufacturers. It provides flexibility in system design and scalability for future upgrades.
- Compatible with a wide variety of PLCs and controllers supporting Profibus DP
- Customizable software configuration to match specific application requirements
- Open-source software options available for easy integration with existing systems
📝 Technical Specifications (Datasheet Summary)
| Parameter | Specification |
|---|---|
| Form Factor | PC104 |
| Protocol | Profibus DP (Master/Slave) |
| Data Transfer Rate | Up to 12 Mbps |
| I/O Channels | Digital I/O (input/output configurable) |
| Power Supply | 5V DC (typical) |
| Diagnostic Features | Real-time diagnostics, LED indicators |
| Operating Temperature | -20°C to +60°C |
| Communication Interface | Profibus DP, 9-pin D-SUB connector |
| Dimensions | 90 mm x 96 mm x 17 mm (standard PC104) |
| Mounting | Stacked with other PC104 modules |
| Certifications | CE, UL, RoHS compliant |
| Weight | 0.15 kg |
🔌 Installation and Setup
- Mounting: The PC104-DPIO card should be installed in a PC104 stack, ensuring proper alignment with other modules in the system.
- Wiring: Use the 9-pin D-SUB connector for connecting the Profibus network. Ensure proper shielding of the communication cable to reduce noise interference.
- Software Setup: Configure the card through software, using the provided configuration utility. The card’s diagnostics can be monitored through this interface to ensure optimal performance.
- Power Supply: Ensure that the system’s power supply is stable and delivers a continuous 5V DC to the card.
🧰 Maintenance and Troubleshooting
- Regular Diagnostics: Use the diagnostic LEDs and software tools to monitor Profibus communication health. This can help identify issues like bus errors, incorrect configurations, or network failures.
- Firmware Updates: Keep the firmware updated for performance improvements, bug fixes, and new functionality. Updates can be performed via the software tool provided with the card.
- Connection Checks: Regularly inspect the Profibus cable and connectors to ensure there are no loose connections, short circuits, or damaged cables.
- I/O Calibration: Periodically check that the digital I/O channels are functioning within expected ranges. Recalibration may be necessary if discrepancies are found.
🌍 Applications
The PC104-DPIO Profibus Scanner Card is ideal for applications that require:
- Embedded Systems: Compact, robust control and monitoring systems where space is limited.
- Industrial Automation: Connecting sensors, actuators, and controllers over the Profibus network for real-time control.
- Process Control: Used in systems for managing processes such as manufacturing, energy, and logistics.
- Remote Monitoring: Enabling remote monitoring and control of industrial devices over the Profibus network.
🔗 Product Recommendations
For similar Profibus communication solutions, consider the following:
| Product | Description | Link |
|---|---|---|
| Siemens Profibus DP Master Card | Profibus DP Master communication card for PLCs | Siemens Profibus DP |
| Phoenix Contact I/O Module | Modular I/O systems for Profibus integration | Phoenix Contact I/O |
| Schneider Electric Profibus I/O | Profibus DP interface with extensive I/O support | Schneider Profibus I/O |
| Hirschmann Automation PROFIBUS | Industrial grade Profibus communication solution | Hirschmann Profibus |
| Beckhoff Profibus Communication | Modular system for connecting to Profibus devices | Beckhoff Profibus |
✅ Conclusion
The BRAD COMMUNICATIONS PC104-DPIO DRL-DPM-BKF Cx Profibus Scanner Card is an efficient, reliable, and compact solution for integrating Profibus communication into embedded systems. Its robust I/O handling, real-time diagnostics, and compatibility with a wide range of devices make it an excellent choice for industrial automation and control applications. Whether for machine control, sensor monitoring, or process automation, this card offers the flexibility and performance required for modern, high-demand industrial environments.

