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- 16 Independent Power Relay Channels: Each channel operates independently, providing flexible switching configurations for complex test setups.
- High Current Capacity: Rated at 8A per channel, supporting both AC and DC loads.
- Form C (SPDT) Relay Configuration: Each relay provides a common, normally open (NO), and normally closed (NC) contact, allowing versatile switching between circuits.
- High Power Handling: Maximum switching capacity of 1250 VA (AC) or 150 W (DC), suitable for medium to high power applications.
- Voltage Ratings: Supports up to 250 VAC or 30 VDC switching voltage.
- PXI / CompactPCI 3U Form Factor: Standard 3U (100 mm x 160 mm) board size ensures compatibility with PXI and cPCI chassis.
- Hot-Swappable Design: Fully compliant with PICMG 2.1 R1.0 hot-swap specification, allowing insertion or removal without powering down the chassis.
- Plug and Play Operation: Automatic resource detection and configuration through PXI system software.
- Industrial-Grade Reliability: Designed for long operational life and consistent performance in demanding environments.
- Seamless Integration: Compatible with ADLINK PXI controllers and third-party PXI systems.
- High Current Capacity: Rated at 8A per channel, supporting both AC and DC loads.
- Form C (SPDT) Relay Configuration: Each relay provides a common, normally open (NO), and normally closed (NC) contact, allowing versatile switching between circuits.
- High Power Handling: Maximum switching capacity of 1250 VA (AC) or 150 W (DC), suitable for medium to high power applications.
- Voltage Ratings: Supports up to 250 VAC or 30 VDC switching voltage.
- PXI / CompactPCI 3U Form Factor: Standard 3U (100 mm x 160 mm) board size ensures compatibility with PXI and cPCI chassis.
- Hot-Swappable Design: Fully compliant with PICMG 2.1 R1.0 hot-swap specification, allowing insertion or removal without powering down the chassis.
- Plug and Play Operation: Automatic resource detection and configuration through PXI system software.
- Industrial-Grade Reliability: Designed for long operational life and consistent performance in demanding environments.
- Seamless Integration: Compatible with ADLINK PXI controllers and third-party PXI systems.
1. Product Overview
Name: PXI-7643
Model: PXI-7643
Series: PXI / CompactPCI (cPCI) 3U Relay Module Series
Article Number: PXI-7643
Manufacturer: ADLINK Technology Inc.
The ADLINK PXI-7643 is a high-performance PXI/cPCI 3U 16-channel power relay card designed for automated test and measurement systems requiring robust switching capabilities. It integrates sixteen independent Form C (SPDT) power relays capable of handling up to 8A per channel, making it suitable for controlling high-current loads, power routing, and signal switching in industrial, laboratory, and production environments. The module conforms to PXI and CompactPCI 3U mechanical and electrical standards, ensuring full compatibility with PXI chassis and controllers.
2. Key Features
- 16 Independent Power Relay Channels: Each channel operates independently, providing flexible switching configurations for complex test setups.
- High Current Capacity: Rated at 8A per channel, supporting both AC and DC loads.
- Form C (SPDT) Relay Configuration: Each relay provides a common, normally open (NO), and normally closed (NC) contact, allowing versatile switching between circuits.
- High Power Handling: Maximum switching capacity of 1250 VA (AC) or 150 W (DC), suitable for medium to high power applications.
- Voltage Ratings: Supports up to 250 VAC or 30 VDC switching voltage.
- PXI / CompactPCI 3U Form Factor: Standard 3U (100 mm x 160 mm) board size ensures compatibility with PXI and cPCI chassis.
- Hot-Swappable Design: Fully compliant with PICMG 2.1 R1.0 hot-swap specification, allowing insertion or removal without powering down the chassis.
- Plug and Play Operation: Automatic resource detection and configuration through PXI system software.
- Industrial-Grade Reliability: Designed for long operational life and consistent performance in demanding environments.
- Seamless Integration: Compatible with ADLINK PXI controllers and third-party PXI systems.
3. Technical Specifications
- Bus Interface: PXI / CompactPCI 3U
- Form Factor: 3U (100 mm x 160 mm)
- Relay Type: Power Relay, Form C (SPDT)
- Number of Channels: 16 independent channels
- Contact Rating:
- Switching Current: 8 A maximum per channel
- Switching Voltage: 250 VAC / 30 VDC maximum
- Switching Power: 1250 VA (AC) / 150 W (DC) maximum
- Contact Resistance: Typically <100 mΩ (initial)
- Insulation Resistance: ≥1000 MΩ at 500 VDC (typical)
- Dielectric Strength: 1500 VAC between open contacts, 2000 VAC between coil and contacts
- Relay Life Expectancy:
- Mechanical: ≥10⁷ operations
- Electrical: ≥10⁵ operations at rated load
- Board Dimensions: 100 mm (H) × 160 mm (D)
- Weight: Approximately 300–400 g (typical, depending on configuration)
- Operating Temperature: 0°C to +55°C
- Storage Temperature: -20°C to +70°C
- Humidity: 10% to 90% RH, non-condensing
- Power Requirements: Supplied via PXI backplane (typical +5V and +12V rails)
- Connector Type: Standard PXI rear I/O connector or front-panel terminal block (depending on configuration)
4. Functionality
The PXI-7643 functions as a relay switching module within a PXI or CompactPCI system. Each of its 16 relays can independently open or close circuits, enabling the user to control power distribution, route signals, or isolate test points. The Form C (SPDT) configuration provides both normally open and normally closed contacts, allowing flexible switching logic.
Typical Use Cases:
- Automated test equipment (ATE) for electronic component validation
- Power switching and load control in industrial automation systems
- Signal routing in measurement and instrumentation setups
- Switching of AC or DC loads in laboratory test benches
- Integration into PXI-based data acquisition and control systems
Compatibility:
- Fully compatible with PXI and CompactPCI 3U chassis from ADLINK and other vendors
- Works with PXI controllers and software frameworks supporting PXI resource management (e.g., NI MAX, ADLINK PXI software tools)
- Can be integrated into LabVIEW, MATLAB, or other test automation environments via standard PXI drivers
5. Components & Accessories
Included Items:
- PXI-7643 relay card (main module)
- User manual and documentation (electronic or printed)
- Driver and software support package (PXI configuration utilities)
Optional Accessories:
- Terminal block or cable assembly for external signal connection
- PXI chassis and controller (sold separately)
- Mounting screws and alignment guides for chassis installation
Connectors:
- PXI backplane connector for data, control, and power interface
- Front-panel connector (if applicable) for external relay contact access
6. Installation & Setup
Requirements:
- PXI or CompactPCI 3U chassis with available slot
- Compatible PXI controller or embedded PC
- System software supporting PXI Plug and Play configuration
Installation Steps:
1. Power off the PXI chassis (if not using hot-swap).
2. Insert the PXI-7643 module into an available 3U slot, aligning with the guide rails.
3. Secure the module using the front-panel screws.
4. If hot-swap is supported, insert the module while the chassis is powered, following PICMG 2.1 R1.0 procedures.
5. Connect external wiring to the relay contacts via the front-panel connector or terminal block.
6. Power on the system and allow the PXI controller to detect the module automatically.
7. Install the appropriate driver and verify operation through the PXI configuration utility.
Configuration:
- The module is Plug and Play compliant; system software automatically assigns resources.
- Relay control can be managed through driver APIs or test software environments.
- No manual calibration required.
7. Performance & Capabilities
The PXI-7643 delivers robust switching performance for both AC and DC applications. Each relay channel supports up to 8A continuous current, enabling control of high-power devices such as motors, solenoids, and power supplies.
Performance Highlights:
- Switching Speed: Typical relay operate time <10 ms, release time <5 ms
- Load Capacity: 1250 VA (AC) / 150 W (DC) maximum per channel
- Isolation: High dielectric strength ensures safe operation between channels and system ground
- Reliability: Mechanical endurance exceeding 10 million operations ensures long-term stability
- Efficiency: Low contact resistance minimizes power loss and heat generation
- Limitations: Not intended for high-frequency signal switching or very low-level analog signals due to mechanical relay characteristics
Operational Efficiency:
- Designed for continuous operation in automated systems
- Supports simultaneous or independent channel activation
- Minimal crosstalk between channels due to isolated relay design
8. Standards & Compliance
- PXI Standard Compliance: Fully compliant with PXI specifications for electrical and mechanical interfaces
- CompactPCI Compliance: Conforms to CompactPCI 3U form factor and bus interface standards
- Hot Swap Compliance: PICMG 2.1 R1.0 compliant for hot-swappable operation
- Safety and EMC: Designed to meet industrial safety and electromagnetic compatibility requirements (CE, FCC Class A, depending on configuration)
- RoHS Compliance: Manufactured in accordance with RoHS directives for hazardous substance reduction
- Quality Assurance: Produced under ISO 9001 certified manufacturing processes
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 1–3 years, depending on region and distributor) covering defects in materials and workmanship
Support:
- Technical support available through ADLINK’s global service network
- Online resources including datasheets, driver downloads, and application notes
Maintenance:
- Relays are sealed and maintenance-free under normal operating conditions
- Periodic inspection recommended for contact wear in high-duty-cycle applications
- Clean connectors and ensure proper ventilation in PXI chassis
Software & Updates:
- Compatible with ADLINK PXI software suite and standard PXI drivers
- Supports updates via ADLINK’s driver and firmware update utilities
- Integration support for major test automation platforms (LabVIEW, TestStand, MATLAB, etc.)
Lifecycle & Availability:
- Long-term availability ensured as part of ADLINK’s PXI product line
- Backward compatibility with existing PXI systems and future-proof design for extended deployment
### Summary
The ADLINK PXI-7643 is a PXI/cPCI 3U 16-channel 8A Form C power relay card engineered for high-reliability switching in automated test and industrial control systems. With its 16 independent SPDT relays, 8A current capacity, and 1250 VA / 150 W power rating, it provides robust performance for controlling AC and DC loads. The module’s hot-swappable, Plug and Play design simplifies integration into PXI systems, while compliance with PICMG 2.1 R1.0 ensures safe and convenient operation.
Its compact 3U form factor (100 × 160 mm), industrial-grade construction, and broad compatibility with PXI software environments make it an ideal choice for engineers and system integrators seeking reliable, high-current switching solutions within modular test platforms.
Keywords for Technical Search Optimization:
PXI-7643, ADLINK PXI relay card, 16-channel power relay, 8A Form C relay, PXI cPCI 3U module, CompactPCI relay board, 1250VA relay card, 150W switching module, PXI hot swap, PICMG 2.1 R1.0 compliant, PXI power switching, industrial relay module, automated test equipment relay card, PXI 3U 16-channel relay.
Name: PXI-7643
Model: PXI-7643
Series: PXI / CompactPCI (cPCI) 3U Relay Module Series
Article Number: PXI-7643
Manufacturer: ADLINK Technology Inc.
The ADLINK PXI-7643 is a high-performance PXI/cPCI 3U 16-channel power relay card designed for automated test and measurement systems requiring robust switching capabilities. It integrates sixteen independent Form C (SPDT) power relays capable of handling up to 8A per channel, making it suitable for controlling high-current loads, power routing, and signal switching in industrial, laboratory, and production environments. The module conforms to PXI and CompactPCI 3U mechanical and electrical standards, ensuring full compatibility with PXI chassis and controllers.
2. Key Features
- 16 Independent Power Relay Channels: Each channel operates independently, providing flexible switching configurations for complex test setups.
- High Current Capacity: Rated at 8A per channel, supporting both AC and DC loads.
- Form C (SPDT) Relay Configuration: Each relay provides a common, normally open (NO), and normally closed (NC) contact, allowing versatile switching between circuits.
- High Power Handling: Maximum switching capacity of 1250 VA (AC) or 150 W (DC), suitable for medium to high power applications.
- Voltage Ratings: Supports up to 250 VAC or 30 VDC switching voltage.
- PXI / CompactPCI 3U Form Factor: Standard 3U (100 mm x 160 mm) board size ensures compatibility with PXI and cPCI chassis.
- Hot-Swappable Design: Fully compliant with PICMG 2.1 R1.0 hot-swap specification, allowing insertion or removal without powering down the chassis.
- Plug and Play Operation: Automatic resource detection and configuration through PXI system software.
- Industrial-Grade Reliability: Designed for long operational life and consistent performance in demanding environments.
- Seamless Integration: Compatible with ADLINK PXI controllers and third-party PXI systems.
3. Technical Specifications
- Bus Interface: PXI / CompactPCI 3U
- Form Factor: 3U (100 mm x 160 mm)
- Relay Type: Power Relay, Form C (SPDT)
- Number of Channels: 16 independent channels
- Contact Rating:
- Switching Current: 8 A maximum per channel
- Switching Voltage: 250 VAC / 30 VDC maximum
- Switching Power: 1250 VA (AC) / 150 W (DC) maximum
- Contact Resistance: Typically <100 mΩ (initial)
- Insulation Resistance: ≥1000 MΩ at 500 VDC (typical)
- Dielectric Strength: 1500 VAC between open contacts, 2000 VAC between coil and contacts
- Relay Life Expectancy:
- Mechanical: ≥10⁷ operations
- Electrical: ≥10⁵ operations at rated load
- Board Dimensions: 100 mm (H) × 160 mm (D)
- Weight: Approximately 300–400 g (typical, depending on configuration)
- Operating Temperature: 0°C to +55°C
- Storage Temperature: -20°C to +70°C
- Humidity: 10% to 90% RH, non-condensing
- Power Requirements: Supplied via PXI backplane (typical +5V and +12V rails)
- Connector Type: Standard PXI rear I/O connector or front-panel terminal block (depending on configuration)
4. Functionality
The PXI-7643 functions as a relay switching module within a PXI or CompactPCI system. Each of its 16 relays can independently open or close circuits, enabling the user to control power distribution, route signals, or isolate test points. The Form C (SPDT) configuration provides both normally open and normally closed contacts, allowing flexible switching logic.
Typical Use Cases:
- Automated test equipment (ATE) for electronic component validation
- Power switching and load control in industrial automation systems
- Signal routing in measurement and instrumentation setups
- Switching of AC or DC loads in laboratory test benches
- Integration into PXI-based data acquisition and control systems
Compatibility:
- Fully compatible with PXI and CompactPCI 3U chassis from ADLINK and other vendors
- Works with PXI controllers and software frameworks supporting PXI resource management (e.g., NI MAX, ADLINK PXI software tools)
- Can be integrated into LabVIEW, MATLAB, or other test automation environments via standard PXI drivers
5. Components & Accessories
Included Items:
- PXI-7643 relay card (main module)
- User manual and documentation (electronic or printed)
- Driver and software support package (PXI configuration utilities)
Optional Accessories:
- Terminal block or cable assembly for external signal connection
- PXI chassis and controller (sold separately)
- Mounting screws and alignment guides for chassis installation
Connectors:
- PXI backplane connector for data, control, and power interface
- Front-panel connector (if applicable) for external relay contact access
6. Installation & Setup
Requirements:
- PXI or CompactPCI 3U chassis with available slot
- Compatible PXI controller or embedded PC
- System software supporting PXI Plug and Play configuration
Installation Steps:
1. Power off the PXI chassis (if not using hot-swap).
2. Insert the PXI-7643 module into an available 3U slot, aligning with the guide rails.
3. Secure the module using the front-panel screws.
4. If hot-swap is supported, insert the module while the chassis is powered, following PICMG 2.1 R1.0 procedures.
5. Connect external wiring to the relay contacts via the front-panel connector or terminal block.
6. Power on the system and allow the PXI controller to detect the module automatically.
7. Install the appropriate driver and verify operation through the PXI configuration utility.
Configuration:
- The module is Plug and Play compliant; system software automatically assigns resources.
- Relay control can be managed through driver APIs or test software environments.
- No manual calibration required.
7. Performance & Capabilities
The PXI-7643 delivers robust switching performance for both AC and DC applications. Each relay channel supports up to 8A continuous current, enabling control of high-power devices such as motors, solenoids, and power supplies.
Performance Highlights:
- Switching Speed: Typical relay operate time <10 ms, release time <5 ms
- Load Capacity: 1250 VA (AC) / 150 W (DC) maximum per channel
- Isolation: High dielectric strength ensures safe operation between channels and system ground
- Reliability: Mechanical endurance exceeding 10 million operations ensures long-term stability
- Efficiency: Low contact resistance minimizes power loss and heat generation
- Limitations: Not intended for high-frequency signal switching or very low-level analog signals due to mechanical relay characteristics
Operational Efficiency:
- Designed for continuous operation in automated systems
- Supports simultaneous or independent channel activation
- Minimal crosstalk between channels due to isolated relay design
8. Standards & Compliance
- PXI Standard Compliance: Fully compliant with PXI specifications for electrical and mechanical interfaces
- CompactPCI Compliance: Conforms to CompactPCI 3U form factor and bus interface standards
- Hot Swap Compliance: PICMG 2.1 R1.0 compliant for hot-swappable operation
- Safety and EMC: Designed to meet industrial safety and electromagnetic compatibility requirements (CE, FCC Class A, depending on configuration)
- RoHS Compliance: Manufactured in accordance with RoHS directives for hazardous substance reduction
- Quality Assurance: Produced under ISO 9001 certified manufacturing processes
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 1–3 years, depending on region and distributor) covering defects in materials and workmanship
Support:
- Technical support available through ADLINK’s global service network
- Online resources including datasheets, driver downloads, and application notes
Maintenance:
- Relays are sealed and maintenance-free under normal operating conditions
- Periodic inspection recommended for contact wear in high-duty-cycle applications
- Clean connectors and ensure proper ventilation in PXI chassis
Software & Updates:
- Compatible with ADLINK PXI software suite and standard PXI drivers
- Supports updates via ADLINK’s driver and firmware update utilities
- Integration support for major test automation platforms (LabVIEW, TestStand, MATLAB, etc.)
Lifecycle & Availability:
- Long-term availability ensured as part of ADLINK’s PXI product line
- Backward compatibility with existing PXI systems and future-proof design for extended deployment
### Summary
The ADLINK PXI-7643 is a PXI/cPCI 3U 16-channel 8A Form C power relay card engineered for high-reliability switching in automated test and industrial control systems. With its 16 independent SPDT relays, 8A current capacity, and 1250 VA / 150 W power rating, it provides robust performance for controlling AC and DC loads. The module’s hot-swappable, Plug and Play design simplifies integration into PXI systems, while compliance with PICMG 2.1 R1.0 ensures safe and convenient operation.
Its compact 3U form factor (100 × 160 mm), industrial-grade construction, and broad compatibility with PXI software environments make it an ideal choice for engineers and system integrators seeking reliable, high-current switching solutions within modular test platforms.
Keywords for Technical Search Optimization:
PXI-7643, ADLINK PXI relay card, 16-channel power relay, 8A Form C relay, PXI cPCI 3U module, CompactPCI relay board, 1250VA relay card, 150W switching module, PXI hot swap, PICMG 2.1 R1.0 compliant, PXI power switching, industrial relay module, automated test equipment relay card, PXI 3U 16-channel relay.
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