783311-01

Description

The NI 9238 is a high-quality C Series Analog Input module, identified by the part number 783311-01. This module is specifically designed to cater to applications requiring precise data acquisition, featuring 4 analog channels with differential input configuration. Each channel is capable of measuring signals within a ±500 mV range, ensuring versatility in various application scenarios.

The NI 9238 boasts an impressive sampling rate of 50 kS/s per channel, coupled with a high 24-bit resolution, enabling the capture of detailed and accurate data. The module is designed with DC input coupling and offers a high input impedance of >1 GΩ, minimizing the impact on the measured signal.

Ensuring reliability and safety in electrically noisy environments, the NI 9238 features 250 Vrms continuous channel-to-channel isolation, with the ability to withstand up to 1,500 Vrms surge voltage. This high degree of isolation protects both the module and connected equipment from potential damage caused by voltage spikes.

With regard to noise performance, the module exhibits a low input noise of 3.9 µVrms, ensuring that data captured is not only accurate but also reliable. Additionally, it demonstrates excellent accuracy with a gain error of ±0.20% and an offset error of ±0.06%, further affirming its capability to deliver high-quality measurements.

The NI 9238 is built to withstand harsh conditions, operating within a temperature range of -40 °C to 70 °C and can be stored in temperatures from -40 °C to 85 °C. It is also designed to resist vibration of 5 grms, ensuring durability and consistent performance even in challenging environments.

Connection to the module is facilitated through a screw-terminal connectivity option, making it easy to install and integrate into a variety of setups. Weighing only 5.15 oz, it combines lightweight design with robust functionality.

Specification Detail Part Number 783311-01 Category C Series Analog Input Model NI-9238 Description NI 9238, +/-500 mV, 24-Bit, 50 kS/s/ch, 4-Ch, AI C Series Module Channels 4 analog channels (differential) Measurement Range ±500 mV Isolation 250 Vrms continuous, channel-to-channel; 1,500 Vrms surge voltage Sampling Rate 50 kS/s per channel Resolution 24-bit Input Coupling DC Connectivity Screw-terminal Input Impedance >1 GΩ Input Noise 3.9 µVrms Gain Error ±0.20% Offset Error ±0.06% Operating Temperature Range -40 °C to 70 °C Storage Temperature Range -40 °C to 85 °C Vibration 5 grms, 5 g (10 to 500 Hz) Weight 5.15 oz Software Compatibility NI-DAQmx, LabVIEW, LabWindows/CVI, Microsoft Visual C++

Question 1: What is the part number of the NI 9238?
Answer 1: 783311-01

Question 2: How many channels does the NI 9238 have?
Answer 2: 4 analog channels

Question 3: What is the signal range of the NI 9238?
Answer 3: ±500 mV

Question 4: What is the maximum sampling rate of the NI 9238?
Answer 4: 50 kS/s per channel

Question 5: What is the input noise of the NI 9238?
Answer 5: 3.9 µVrms