NI GPIB-140A 186135F-31 GPIB bus extender

Description

The NI GPIB-140A 186135F-31 module is a data acquisition and communication related module produced by National Instruments in the United States. The following is a detailed analysis of the module:

1、 Basic information
Brand: NI (National Instruments Corporation of the United States)
Model: GPIB-140A 186135F-31
Origin: United States
Imported or not: Yes
Color: Mixed or gray (may vary from different sources)Weight: ranging from approximately 1.6kg to 2.6kg (specific weight may vary depending on configuration or batch)

2、 Functional characteristics
Bus Expansion Function: This module has bus expansion capabilities, especially for GPIB (General Purpose Interface Bus) systems. It can extend the cable length of the GPIB system to 1 kilometer without affecting the integrity of the GPIB and without requiring software modifications. This feature makes long-distance communication more convenient and reliable.
Expansion of device quantity: In addition to the extension of cable length, GPIB-140A 186135F-31 can also expand the maximum number of GPIB devices in the GPIB system from 15 to 26, thereby improving the system’s scalability and flexibility.
High speed data transmission: This module uses buffering transmission technology and supports data transmission rates of up to 1.1 Mb/s (IEEE 488.1) or 2.8 Mb/s (HS488), ensuring efficient data transmission.
3、 Technical specifications
Interface method: RS-232 (a commonly used serial communication interface)
Supporting Protocol: Modbus (a widely used communication protocol in the industrial field)
Working voltage: 180V (specific working voltage may vary depending on configuration or use, but 180V is a common reference value)
System environment: Room temperature (suitable for most standard industrial environments)
System capability: Stable (ensuring reliable performance under various working conditions)

4、 Application scenarios
Industrial automation: In the field of industrial automation, this module can be used to connect and control various devices, achieving data collection, transmission, and processing.
Testing and Measurement: In the field of testing and measurement, the GPIB-140A 186135F-31 module can be used to build complex testing systems, improving testing efficiency and flexibility by expanding the length and number of devices of the GPIB bus.
Research and Education: In the field of research and education, this module can also be used to build experimental platforms and teaching systems, helping students and researchers gain a deeper understanding of GPIB bus technology and related communication protocols.
5、 Price and Purchase
Price range: As the specific price of the product may vary due to factors such as participation in activities, purchase quantity, or selected specifications, an exact price cannot be given. However, according to the information in the reference article, the price of this module roughly ranges from several thousand to tens of thousands of yuan.
Purchase suggestion: It is recommended to contact the merchant before making a purchase to learn about the latest price information and promotional activities. At the same time, choose reputable merchants to make purchases to ensure product quality and after-sales service.
Please note that the above information may change over time. Therefore, please be sure to consult the latest product manual, official website, or consult professionals before purchasing to obtain the most accurate information.