Description
Product name:NI9215 National Instruments Power module
Product details:
The NI-9215 is a C Series voltage input module designed for use with CompactDAQ and CompactRIO systems. It is engineered for high-speed applications where phase relationship and timing accuracy between channels are critical.
Technical Specifications
The NI-9215 features four simultaneously sampled analog input channels, providing a balance of speed and precision.
| Feature | Specification |
| Channels | 4 Analog Inputs |
| ADC Resolution | 16-bit |
| Sampling Mode | Simultaneous |
| Maximum Sample Rate | 100 kS/s per channel |
| Input Range | $\pm 10$ V |
| Input Coupling | DC |
| Connectivity Options | 10-terminal Screw Terminal or BNC |
| Isolation | 250 Vrms (Channel-to-Earth) |
Key Product Advantages
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Simultaneous Sampling: Unlike multiplexed modules, the NI-9215 uses a dedicated Analog-to-Digital Converter (ADC) for every channel. This eliminates phase delays between signals, making it ideal for power analysis and vibration testing.
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High Throughput: With a total aggregate rate of 400 kS/s (100 kS/s per channel), it captures fast transients and high-frequency waveforms accurately.
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Industrial Ruggedness: Designed to withstand harsh environments, featuring a wide operating temperature range and high shock/vibration resistance.
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Hot-Swappable: Can be removed or inserted into a C Series chassis without powering down the system, reducing downtime during maintenance or reconfiguration.
Important Considerations & Precautions
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Overvoltage Protection: While the module is robust, exceeding the specified input voltage limits (typically $\pm 30$ V for brief periods) can damage the internal circuitry.
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Signal Integrity: For the Screw Terminal version, use shielded cabling to minimize electromagnetic interference (EMI), especially in industrial environments.
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Grounding: Ensure proper grounding of the chassis to utilize the 250 Vrms isolation effectively and prevent ground loops that could distort measurements.
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Warm-up Time: To achieve the rated accuracy, allow the module and chassis to warm up for at least 15 minutes after power-on.
Common Applications
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Power Quality Analysis: Measuring voltage phases in three-phase systems where timing offsets must be zero.
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Structural Health Monitoring: Capturing synchronized high-speed data from accelerometers or strain gauges.
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Control Systems: Real-time hardware-in-the-loop (HIL) testing where low latency and high-speed feedback are required.
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Acoustic Testing: Monitoring multi-microphone arrays where phase alignment is necessary for sound localization.

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Colour:new Warranty: 12 months
Lead Time:3-day working day Country of origin: Sweden
Price: Please contact us Product weight:0.515kg
Shipping Port: Xiamen, China
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