Description
The NI-9401 is a versatile component categorized under the C Series Digital I/O, designed to meet diverse digital input and output requirements across various applications. This module is identified by part numbers 779351-01 and 782401-01, with the latter featuring a conformal coating for additional protection in harsh environments.
It provides flexible configurations including 8 digital inputs, 8 digital outputs, and a mixed mode of 4 digital inputs + 4 digital outputs, catering to a wide range of digital interfacing needs. The NI-9401 is compatible with 5 V/TTL signaling, ensuring broad compatibility with existing systems and standards.
This module boasts 8 bidirectional channels, offering efficient and flexible bidirectional communication. The maximum I/O propagation delay is remarkably low at 100 ns, facilitating quick response times and efficient data transfer. Measurement techniques available with this module include both repetition and period measurements, providing versatility in capturing and analyzing digital signals.
The NI-9401 utilizes a D-SUB front connector for easy and reliable connections to other devices and systems. With a weight of just 5.1 oz, it is lightweight yet robust enough for various operational demands. It is engineered to operate within a wide temperature range of -40 °C to 70 °C, ensuring reliable performance in extreme conditions.
| Specification | Detail |
|---|---|
| Part Numbers | 779351-01, 782401-01 |
| Model | NI-9401 |
| Category | C Series Digital I/O |
| Conformal Coating | 782401-01 only |
| Configurations | 8 digital inputs, 8 digital outputs, 4 digital inputs + 4 digital outputs |
| Compatibility | 5 V/TTL |
| Channels | 8 Bidirectional |
| Maximum I/O Propagation Delay | 100 ns |
| Measurement Techniques | Repetition or period measurements |
| Connector Type | D-SUB front connector |
| Weight | 5.1 oz |
| Operating Temperature Range | -40 °C to 70 °C |
Question 1: What are the part numbers for NI-9401?
Answer 1: 779351-01 and 782401-01.
Question 2: What is the max I/O delay of the NI-9401?
Answer 2: 100 ns.
Question 3: Does the NI-9401 support 5 V/TTL signaling?
Answer 3: Yes, it’s compatible with 5 V/TTL.
Question 4: How many bidirectional channels does NI-9401 have?
Answer 4: 8 channels.
Question 5: What is the operating temperature range for NI-9401?
Answer 5: -40 °C to 70 °C.



