Description
NI CDAQ-9188XT Ethernet Chassis
1. Product Detailed Description
The cDAQ-9188XT serves as a high-performance, distributed data acquisition hub. It connects to a host PC via Gigabit Ethernet, allowing for remote measurements up to 100 meters away without specialized cabling.
It houses up to eight C Series I/O modules, which are hot-swappable and provide integrated signal conditioning for sensors like thermocouples, strain gages, and accelerometers. A standout feature of the 9188XT is the onboard watchdog timer, which provides a fail-safe mechanism to move outputs to a known safe state if the network connection is lost.
2. Product Parameters (Specifications)
| Parameter | Specification |
| Model | cDAQ-9188XT |
| Part Number | 782824-01 |
| Number of Slots | 8 Slots for C Series Modules |
| Network Interface | 10/100/1000 Base-TX Ethernet (Auto-negotiated) |
| Timing Engines | 3 Analog Input Timing Engines (allows simultaneous tasks) |
| Counters/Timers | 4 General-Purpose 32-bit Counters |
| Operating Temp | -40°C to 70°C (Extended Range) |
| Shock/Vibration | 50 g shock, 5 g vibration (Operating) |
| Power Input | 9 V to 30 V DC (15W Max Consumption) |
| Ingress Protection | IP 30 |
| Software Support | NI-DAQmx, LabVIEW, C#, Python, etc. |
3. Product Advantages
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Extreme Ruggedness: Specifically designed for “in-vehicle” or “outdoor” testing, withstanding a wider temperature range (-40°C to 70°C) than the standard cDAQ-9188.
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Safety Features: The Watchdog Timer is a critical advantage for remote systems, ensuring that motors or valves are shut down safely if communication drops.
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Simplified Connectivity: Standard Ethernet allows for easy integration into existing corporate networks or dedicated local measurement subnets.
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Simultaneous Data Tasks: With 3 independent AI timing engines, you can run multiple acquisition tasks at different rates simultaneously.
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Flexible I/O: Supports over 50 different NI C Series modules for almost any sensor type.
4. Cautions & Precautions
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Power Supply: You must use a UL Listed ITE power supply. Ensure the power source is within the 9V to 30V range to avoid damaging the internal regulators.
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Mounting Requirements: To achieve the maximum 70°C operating temperature, the chassis must be mounted horizontally to a metal panel or heat sink as specified in the manual.
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Module Compatibility: While the chassis is rugged, ensure the specific C Series modules you insert are also rated for your target temperature range (some modules are only rated to 55°C).
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Cabling: Use shielded Ethernet cables (Cat5e or Cat6) in high-EMI environments to prevent data loss or interference.
5. Product Applications
The cDAQ-9188XT is ideal for distributed systems that require high reliability in harsh locations:
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Automotive Testing: In-vehicle data logging for cold-weather or high-heat desert testing.
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Oil & Gas: Remote monitoring of wellheads or pipeline equipment where temperatures fluctuate wildly.
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Aerospace: Structural health monitoring and engine test stands.
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Industrial Automation: Distributed factory floor measurements where the chassis is mounted directly on heavy machinery.
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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