Description
The National Instruments PCI-8431/8 Serial Interface Device is designed with an RS485/RS422 interface and features 8 ports for robust serial communication. This device is identified by the part number 779148-01 and is engineered to provide up to 2000 V of optical isolation, ensuring protection against high voltages and line surges.
It operates with a typical power requirement of 1.3 A at +5 VDC and can handle a maximum of 1.9 A at +5 VDC. The PCI-8431/8 offers four hardware handshake control modes, including an advanced 2-wire auto-transmit mode for enhanced communication efficiency.
Compatible with LabVIEW, the premier software development environment by National Instruments, this device simplifies data acquisition and analysis. It comes equipped with a 68-pin SCSI I/O connector and supports a maximum baud rate of 3000 kbits per second, with a FIFO size of 128 bytes.
The device’s compact form factor weighs 85 g and measures 4.2 x 5.7 inches, making it suitable for a variety of installations. It is built to operate within a temperature range of 0 to 55 °C and can be stored in temperatures ranging from -20 to 70 °C, ensuring reliability across diverse environments.
Question 1: What are the features and specifications of the National Instruments PCI-8431/8 Serial Interface Device, including its power requirements, compatibility, and operating temperature range?Answer 1: The National Instruments PCI-8431/8 Serial Interface Device offers four hardware handshake control modes, but the specific modes are not detailed in the provided description. However, the advanced 2-wire auto-transmit mode improves communication efficiency by automatically controlling the transmission line, ensuring that the driver is enabled only when data is being sent, which minimizes the need for manual switching and reduces the risk of data collision on multi-drop networks.
Question 2: What are the key features and specifications of the National Instruments PCI-8431/8 Serial Interface Device, including its interface type, voltage isolation level, power requirements, and compatibility with software and hardware components?
Answer 2: The National Instruments PCI-8431/8 Serial Interface Device boasts an RS485/RS422 interface with 8 ports, 2000 V optical isolation for protection against voltage spikes, typical power requirements of 1.3 A at +5 VDC with a maximum of 1.9 A, compatibility with LabVIEW software, a 68-pin SCSI I/O connector, and supports baud rates up to 3000 kbits per second, making it a robust choice for serial communications.
Question 3: What types of interfaces does the National Instruments PCI-8431/8 Serial Interface Device support, and what are its key features for ensuring robust and efficient serial communication?
Answer 3: The National Instruments PCI-8431/8 Serial Interface Device features an RS485/RS422 interface and offers 8 ports for robust serial communication.
Question 4: What are the four hardware handshake control modes provided by the National Instruments PCI-8431/8 Serial Interface Device, and how does its advanced 2-wire auto-transmit mode improve communication efficiency?
Answer 4: The National Instruments PCI-8431/8 Serial Interface Device supports RS485/RS422 interfaces and features 8 ports for robust serial communication, up to 2000 V of optical isolation for protection against high voltages, four hardware handshake control modes including an advanced 2-wire auto-transmit mode for efficient communication, and compatibility with LabVIEW software, offering a maximum baud rate of 3000 kbits per second and a FIFO size of 128 bytes.
Question 5: What type of interface does the National Instruments PCI-8431/8 Serial Interface Device feature, and how many ports does it offer for serial communication?
Answer 5: The National Instruments PCI-8431/8 Serial Interface Device features an RS485/RS422 interface, 8 ports for serial communication, and offers 2000 V of optical isolation for protection against voltage surges; it requires 1.3 A at +5 VDC for typical operation and can handle up to 1.9 A at +5 VDC. It supports four hardware handshake control modes, including a 2-wire auto-transmit mode, is compatible with LabVIEW software
| Attribute | Specification |
|---|---|
| Product Name | National Instruments PCI-8431/8 Serial Interface Device |
| Interface Type | RS485/RS422 |
| Number of Ports | 8 |
| Part Number | 779148-01 |
| Optical Isolation | 2000 V |
| Power Requirement (typical) | 1.3 A at +5 VDC |
| Power Requirement (maximum) | 1.9 A at +5 VDC |
| Handshake Control Modes | Four hardware modes including advanced 2-wire auto-transmit |
| Software Development Environment | LabVIEW |
| Connector Type | 68-pin SCSI I/O connector |
| Maximum Baud Rate | 3000 kbits per second |
| FIFO Size | 128 bytes |
| Weight | 85 g |
| Dimensions (inches) | 4.2 x 5.7 |
| Operating Temperature Range | 0 to 55 °C |
| Storage Temperature Range |