Description
The NI-9231 is a high-performance C Series Analog Input module, with part number 783610-01, designed to cater to a wide range of signal acquisition needs. This module is particularly noted for its compatibility with both IEPE and non-IEPE sensors, including proximity probes, tachometers, and accelerometers, making it a versatile choice for various measurement applications.
It features 8 differential analog input channels, each capable of simultaneous sampling at a rate of 51.2 kS/s per channel. This high update rate is complemented by a 24-bit resolution, ensuring precise data capture for detailed analysis. The NI-9231 operates within an input range of ±5 V, accommodating a wide array of sensor outputs.
An important aspect of this module is its built-in 2 mA source for powering sensors, which eliminates the need for an external power source. This feature simplifies the setup and reduces the overall system complexity. Additionally, the module is equipped with self-adjusting anti-aliasing filters, enhancing signal quality by mitigating unwanted frequency components.
The use of a Delta-Sigma type ADC for data conversion enables high-fidelity signal processing, while the N-Type Coaxial front connector ensures robust and reliable physical connections to the sensors. Furthermore, the module’s hot-swappable capability offers ease of use and flexibility in system configuration and maintenance.
Designed for demanding environments, the NI-9231 operates within a temperature range of -40 °C to 70 °C, ensuring reliable performance under extreme conditions. It boasts a dynamic range of 107 dB, offering exceptional signal-to-noise ratio for high-quality measurements. Additionally, the module supports TEDS sensors, simplifying sensor setup and configuration, and features IEPE open and short detection, further enhancing its diagnostic capabilities.
| Specification | Details |
|---|---|
| Part Number | 783610-01 |
| Category | C Series Analog Input |
| Model | NI-9231 |
| Description | NI 9231 with 10-32 Coaxial Jack, 8-Channel Analog Input |
| Channels | 8 differential analog input channels |
| Update Rate | 51.2 kS/s per channel |
| Input Range | ±5 V |
| Resolution | 24-bit |
| Sensor Compatibility | IEPE sensors and non-IEPE sensors (proximity probes, tachometers, accelerometers) |
| External Power Source for Sensors | Not required (integrated 2 mA source) |
| Anti-Aliasing Filters | Self-adjusting |
| Sampling Type | Simultaneous sampling through a Delta-Sigma type ADC |
| Connector Type | N-Type Coaxial front connector |
| Hot Swappable | Yes |
| Operating Temperature Range | -40 °C to 70 °C |
| Dynamic Range | 107 dB |
| TEDS Sensors Compatibility | Yes |
| IEPE Open and Short Detection | Yes |
Question 1: What is the sampling rate of the NI-9231?
Answer 1: 51.2 kS/s per channel
Question 2: Does the NI-9231 support IEPE sensors?
Answer 2: Yes, it’s compatible with IEPE sensors.
Question 3: What’s the input range of the NI-9231?
Answer 3: ±5 V
Question 4: What type of connector does the NI-9231 use?
Answer 4: N-Type Coaxial front connector
Question 5: Can the NI-9231 detect IEPE open and short circuits?
Answer 5: Yes, it features IEPE open and short detection.
