Description
The National Instruments PCIe-8432/2 Serial Interface Device, with part number 781744-01, is a high-performance PCI Express interface that provides two ports for connecting RS232 devices. Each port is equipped with a DB-9 male connector and features robust isolation, including 60 VDC (CAT I) continuous and 2000 Vrms withstand port-to-host, ensuring reliable operation in various environments.
In terms of power, the device operates with a current draw of 55 mA at +12 VDC and 610 mA at +3.3 VDC, with maximum current draws of 160 mA and 650 mA respectively. This efficient power utilization does not compromise performance, as the PCIe-8432/2 supports a serial transfer rate of up to 1 Mbps, ideal for fast data communication.
With regard to physical characteristics, it weighs approximately 91 grams and has dimensions of 11.12 × 16.67 cm, making it a compact and lightweight option for any setup. The PCIe-8432/2 is designed with DMA technology to facilitate high-speed transfers and reduce CPU load by enabling direct memory access. It also supports multiprocessor and multithreading environments, enhancing its versatility.
Furthermore, the device boasts a 128 B FIFO capacity for both transmit and receive functions, and is compatible with Modbus Serial protocols, providing a reliable buffer for smooth data handling. This combination of features makes the National Instruments PCIe-8432/2 an excellent solution for a variety of serial communication applications.
| Specification | Details |
|---|---|
| Product Name | National Instruments PCIe-8432/2 Serial Interface Device |
| Part Number | 781744-01 |
| Number of Ports | 2 |
| Interface Type | PCI Express |
| Main I/O Connector | DB-9 male connector |
| Isolation | 60 VDC (CAT I) continuous, 2000 Vrms withstand port-to-host |
| Current Draw at +12 VDC | 55 mA (operating), 160 mA (maximum) |
| Current Draw at +3.3 VDC | 610 mA (operating), 650 mA (maximum) |
| Serial Transfer Rate | Up to 1 Mbps |
| Weight | Approximately 91 grams |
| Dimensions | 11.12 × 16.67 cm |
| DMA Technology | Incorporated for high-speed transfers |
| Processor Support | Multiprocessors and multithreading |
| FIFO Capacity | 128 B transmit and receive, compatible with Modbus Serial |
Question 1: What is the continuous and withstand voltage isolation rating for the National Instruments PCIe-8432/2 Serial Interface Device’s ports?
Answer 1: The continuous voltage isolation rating for the National Instruments PCIe-8432/2 Serial Interface Device’s ports is 60 VDC (CAT I), and the withstand voltage isolation is rated at 2000 Vrms from port-to-host.
Question 2: What is the maximum serial transfer rate supported by the National Instruments PCIe-8432/2 Serial Interface Device, and what type of connector does each of its two ports feature?
Answer 2: The isolation ratings for the National Instruments PCIe-8432/2 Serial Interface Device are 60 VDC (CAT I) continuous and 2000 Vrms withstand port-to-host voltage.
Question 3: What are the isolation ratings and port-to-host voltage withstand capabilities of the National Instruments PCIe-8432/2 Serial Interface Device?
Answer 3: The National Instruments PCIe-8432/2 Serial Interface Device features robust isolation rated at 60 VDC (CAT I) continuous and a port-to-host voltage withstand capability of 2000 Vrms.
Question 4: What are the electrical isolation specifications and power consumption values of the National Instruments PCIe-8432/2 Serial Interface Device with part number 781744-01?
Answer 4: The National Instruments PCIe-8432/2 Serial Interface Device supports a maximum serial transfer rate of 1 Mbps, and each of its two ports features a DB-9 male connector.
Question 5: What are the isolation ratings for continuous and withstand port-to-host voltage on the National Instruments PCIe-8432/2 Serial Interface Device?
Answer 5: The National Instruments PCIe-8432/2 Serial Interface Device with part number 781744-01 features electrical isolation specifications of 60 VDC (CAT I) continuous and 2000 Vrms withstand port-to-host, and it consumes 55 mA of current at +12 VDC and 610 mA at +3.3 VDC, with maximum current draws of 160 mA and 650 mA respectively.
