The NI PXI-6512 is a low-cost digital I/O module for PXI systems delivering 64 channels of source output in eight-channel isolated banks. Engineered for industrial control and manufacturing test, it provides 0 V to 30 VDC output capability with 350 mA single-channel drive and 75 mA aggregate capacity. The module integrates programmable power-up states, digital I/O watchdogs for fault tolerance, and change detection triggering. Its 75 μs propagation delay and 24 V logic levels enable direct connection to industrial actuators and sensors. NI-DAQmx driver support unlocks programming flexibility across LabVIEW, LabWindows/CVI, ANSI C, Visual C++, and .NET environments.
Technical Specifications
Digital Output Architecture
• 64 channels, source output configuration
• Bank isolation in groups of eight channels
• Output voltage range: 0 V to 30 VDC
• Maximum switching voltage: ±30 VDC
• Digital I/O logic levels: 24 V
Current Drive
• Single-channel: 350 mA at 100% duty cycle
• All channels: 75 mA at 100% duty cycle
Power Consumption
• +5 VDC at 250 mA
• +3.3 VDC at 300 mA
Temporal Performance
• Propagation delay: 75 μs typical
• Power-up state response time: 400 ms
Environmental Range
• Operating: 0 °C to 55 °C, 10% to 90% RH
• Storage: -20 °C to 70 °C, 5% to 95% RH
– Key Features
• Programmable power-up states for safe initialization with industrial equipment
• Configurable digital I/O watchdog for automatic fault recovery
• Change detection with event triggering on any state transition
• Bank-isolated architecture reduces crosstalk across output groups
– Typical Applications
Industrial process control, automated manufacturing test systems, relay and solenoid switching, multi-axis motion control, and fault-tolerant machine automation.
– Compatibility & Integration
Connects via 100-pin keyed SCSI female connector. Compatible with standard SCSI 0.050 D-Type 100-pin accessories. NI-DAQmx driver enables deployment in LabVIEW, LabWindows/CVI, ANSI C, Microsoft Visual C++, and .NET (C#, Visual Basic .NET) applications. Module dimensions: 8.38 × 5.12 inches; weight 4.8 oz.
