Description
The National Instruments PCI-6624 Counter/Timer Device, with Part Number 778834-01, is a versatile component featuring eight counters, each with three isolated inputs and a single isolated output. This device is designed to connect through a 100-pin female SCSI-II I/O connector, offering a total of 34 Programmable Function Interface (PFI) lines, which include eight outputs and 26 inputs.
Inputs on the device can be referenced to ground or supply, and they are safeguarded by an optical isolator with current limitation and reverse signal diode protection to ensure stability and reliability in various operational conditions. The PCI-6624’s performance is influenced by several factors, with the maximum transfer rate being dependent on the bus bandwidth, processor speed, and the software in use.
Furthermore, the device boasts an oven-controlled crystal oscillator (OCXO) that provides a highly accurate 10 MHz clock frequency, which is essential for precise timing operations. It is compatible with various software packages, including LabVIEW and LabWindows/CVI, making it adaptable for different application development environments.
With physical dimensions of 6.9 x 4.2 inches, it fits comfortably into standard computer systems, and it operates efficiently within a temperature range of 0 °C to 55 °C, ensuring that it can withstand a variety of working conditions. This makes the National Instruments PCI-6624 an ideal solution for applications in automation, test measurement, and control systems.
| Feature | Specification |
|---|---|
| Product Name | National Instruments PCI-6624 Counter/Timer Device |
| Part Number | 778834-01 |
| Number of Counters | 8 |
| Isolated Inputs per Counter | 3 |
| Isolated Outputs per Counter | 1 |
| I/O Connector | 100-pin female SCSI-II |
| PFI Lines | 34 (8 outputs, 26 inputs) |
| Input Type | Referenced to ground or supply |
| Optical Isolator Protection | Current limited with reverse signal diode protection |
| Maximum Transfer Rate | Dependent on bus bandwidth, processor speed, and software |
| Clock Type | Oven-controlled crystal oscillator (OCXO) |
| Clock Frequency | 10 MHz |
| Software Compatibility | LabVIEW, LabWindows/CVI, etc. |
| Physical Dimensions | 6.9 x 4.2 in |
| Operating Temperature Range | 0 °C to 55 °C |
Question 1: How does the optical isolator and reverse signal diode protection on the National Instruments PCI-6624 contribute to the device’s stability and reliability in various operational conditions?
Answer 1: The inputs on the National Instruments PCI-6624 Counter/Timer Device are ensured stability and reliability under various operational conditions through the use of optical isolators with current limitation and reverse signal diode protection.
Question 2: What are the input and output characteristics and protective features of the National Instruments PCI-6624 Counter/Timer Device with Part Number 778834-01?
Answer 2: The National Instruments PCI-6624 Counter/Timer Device, with Part Number 778834-01, has eight counters with three isolated inputs and a single isolated output for each counter, with inputs that can be referenced to ground or supply, and are protected by an optical isolator with current limitation and reverse signal diode protection to ensure device stability and reliability under various conditions.
Question 3: What are the features that ensure the stability and reliability of the National Instruments PCI-6624 Counter/Timer Device’s inputs under various operational conditions?
Answer 3: The optical isolator and reverse signal diode protection on the National Instruments PCI-6624 contribute to the device’s stability and reliability by safeguarding the inputs against electrical noise and potential damage from voltage spikes, thus ensuring consistent performance and extended longevity in various operational conditions.
Question 4: What are the key features and specifications of the National Instruments PCI-6624 Counter/Timer Device, and in what types of applications is it typically used?
Answer 4: The National Instruments PCI-6624 Counter/Timer Device is equipped with eight counters, three isolated inputs per counter, a single isolated output for each, and a 100-pin female SCSI-II I/O connector with 34 Programmable Function Interface (PFI) lines consisting of eight outputs and 26 inputs; its inputs can be referenced to ground or supply and are protected by optical isolators, current limitation, and reverse signal diode protection. It also features an oven-controlled crystal oscillator (OCX
Question 5: What are the key features and specifications of the National Instruments PCI-6624 Counter/Timer Device, including its inputs, outputs, compatibility with software packages, and operational temperature range?
Answer 5: The National Instruments PCI-6624 Counter/Timer Device, part number 778834-01, is equipped with eight counters, each with three isolated inputs and a single isolated output, a 100-pin female SCSI-II I/O connector, 34 Programmable Function Interface (PFI) lines consisting of eight outputs and 26 inputs, inputs that can be referenced to ground or supply with optical isolator protection, and an oven-controlled crystal oscillator (OCXO) for a precise 10 MHz
