Description

The NI CFP-CB-1 is an essential backplane component specifically designed for National Instruments’ Compact FieldPoint distributed I/O system, serving as the fundamental infrastructure that interconnects various I/O modules, power supplies, and communication interfaces into a unified automation platform. This robust backplane provides the physical mounting structure, electrical connectivity, and communication pathways that enable seamless integration of analog input/output modules, digital I/O modules, and specialty measurement modules within a single, compact system. The NI CFP-CB-1 is engineered to maintain signal integrity across all connected modules while providing reliable power distribution and data communication in challenging industrial environments. Its design ensures proper mechanical alignment, electrical isolation, and thermal management for all installed modules, making it the backbone of any Compact FieldPoint-based automation solution.

As the central nervous system of the Compact FieldPoint platform, this backplane facilitates high-speed communication between I/O modules and the controller while distributing power efficiently to all connected components. The NI CFP-CB-1 features a ruggedized design that withstands vibration, shock, and extreme temperatures, ensuring continuous operation in demanding industrial settings. Its modular architecture supports flexible system configurations, allowing engineers to mix and match different I/O modules based on specific application requirements. The backplane’s intelligent design includes built-in diagnostics and status indicators that provide visual feedback about system operation, making installation and troubleshooting straightforward. With its combination of robust construction, reliable performance, and flexible configuration options, the NI CFP-CB-1 forms the essential foundation for building distributed I/O systems that deliver precision measurements and control in industrial automation applications.

CFP-CB-1 NI

Technical Specifications

Parameter Name	Parameter Value
Product Model	CFP-CB-1
Manufacturer	National Instruments (NI)
Product Type	Compact FieldPoint Backplane
Number of Slots	8 slots (for I/O modules and power supply)
Controller Interface	Integrated connector for CFP-2000 series controllers
Power Input	10-30 VDC (through power supply module)
Power Distribution	5 VDC to all modules (via backplane)
Data Communication	Parallel bus architecture
Bus Speed	2 MB/s maximum data transfer rate
Operating Temperature	-40°C to +70°C
Storage Temperature	-55°C to +85°C
Relative Humidity	10% to 90% non-condensing
Vibration Resistance	5 g RMS, 10-500 Hz
Shock Resistance	30 g, 11 ms duration
Connection Type	Screw terminal blocks for power and field wiring
Enclosure Rating	IP30 (when installed in appropriate housing)
Dimensions	213 mm x 130 mm x 25 mm (8.4 in x 5.1 in x 1.0 in)

Main Features and Advantages

The NI CFP-CB-1 delivers exceptional system integration capabilities through its robust backplane architecture that ensures reliable communication and power distribution across all connected modules. The parallel bus design provides high-speed data transfer (up to 2 MB/s) between modules and the controller, enabling real-time control and fast response times for critical automation applications. The backplane features intelligent power management that includes reverse polarity protection, overvoltage protection, and short-circuit protection, safeguarding connected modules from electrical faults and ensuring system reliability. The modular design allows hot-swapping of I/O modules in supported configurations, enabling maintenance and system expansion without downtime, which is crucial for continuous process operations.

The rugged industrial construction of the NI CFP-CB-1 ensures reliable performance in harsh environments, with extended temperature range operation (-40°C to +70°C) and robust resistance to vibration (5 g RMS) and shock (30 g). The backplane’s mechanical design provides secure module retention and proper alignment, while the high-quality connectors ensure reliable electrical connections even in environments with significant vibration. The integrated status LEDs provide immediate visual feedback about power status and system operation, simplifying installation and troubleshooting. The NI CFP-CB-1 supports flexible system configurations with its 8-slot design, allowing optimal mixing of analog I/O, digital I/O, and special function modules to meet specific application requirements without compromising performance or reliability.

Application Field

The NI CFP-CB-1 serves as the foundational component in numerous industrial automation applications where distributed I/O systems are required. In manufacturing automation, it forms the backbone of machine control systems, production monitoring networks, and quality inspection stations. The process industries utilize backplanes in distributed control systems for chemical processing, oil and gas production, and water treatment facilities where reliable data acquisition and control are critical. Energy management systems employ the NI CFP-CB-1 in power monitoring applications, renewable energy installations, and smart grid infrastructure where multiple measurement and control points need integration.

Building automation systems use this backplane for environmental control, security systems, and energy management applications requiring distributed I/O capabilities. Transportation infrastructure applications include tunnel control systems, railway signaling, and traffic management where reliable operation in harsh conditions is essential. Test and measurement applications utilize the NI CFP-CB-1 in automated test equipment, data acquisition systems, and research installations where flexible I/O configuration and reliable operation are required. Essentially, any application requiring a robust, flexible platform for distributed I/O implementation benefits from the reliable performance and integration capabilities of the NI CFP-CB-1 backplane system.

CFP-CB-1 NI

Related Products

CFP-2000: Controller module for Compact FieldPoint systems

CFP-AI-100: 8-channel analog input module for signal acquisition

CFP-AI-111: 16-channel analog input module for high-density measurements

CFP-AO-210: 4-channel analog output module for control signal generation

CFP-DI-300: 16-channel digital input module for discrete signals

CFP-DO-400: 16-channel digital output module for discrete control

CFP-TC-120: Thermocouple input module for temperature measurement

CFP-RTD-130: RTD input module for precision temperature sensing

CFP-1801: Power supply module for system power requirements

CFP-2170: Ethernet communication interface module