INVERTED PRESSURE BALANCE LUBRICATED PLUG VALVE ACC. TO ANSI. It has logical structure, reliable seal, excellent performance and nice design. An oil groove is set between valve body and seal surface, which may infuse the seal grease to increase the seal capability.

Serving the pipeline & petrochemical industries with quality products and service. International shipping available.

Plug and Play驱动（包含LabVIEW和LabWindows/CVI）使用更传统的仪器驱动架构以及虚拟仪器软件架构（VISA）协议。 IVI仪器驱动是利用LabWindows/CVI开发的基于DLL（动态链接 …

2010年3月1日 · Plug&Play Instrument Drivers provide native source code for LabVIEW and LabWindows/CVI. Interchangeable virtual instruments (IVI) drivers are more sophisticated instrument drivers that feature increased performance and flexibility for more complex test applications that require interchangeability, state-caching, or simulation of instruments.

VXI设备、PXI设备都遵从VPP（VXI Plug and Play）规范，其驱动程序都使用单一的标准结构。 因此，NI等公司提出来了虚拟仪器软件架构（VISA，Virtual Instrumentation Software Architecture）给符合VPP硬件规范的接口设备提供了软件规范与统一的驱动。

Plug and Play驱动（包含LabVIEW和LabWindows/CVI）使用更传统的仪器驱动架构以及虚拟仪器软件架构（VISA）协议。 使用LabVIEW控制您的仪器驱动：IVI：IVI仪器驱动是利用LabWindows/CVI开发的基于DLL（动态链接库）的驱动。

The Series PVII full round port plug valve stands clear of the competition with a FULL CLEAR 100% PORT on sizes up to 8”. The large port are a is round in shape on both the entrance and exit. The PVII series has options for direct mount nut along with worm gear operators in a highly configurable setup for versatility to suite all of your needs.

2024年8月13日 · Plug and Play and Interchangeable Virtual Instrument (IVI) are two technologies used by NI LabVIEW and LabWindows/CVI instrument drivers. Each driver type offers advantages for different use cases and application needs.

2024年10月28日 · This document guides you through choosing the right connectivity interface to control and communicate with your instrument in LabWindows/CVI. NI provides a wide array of instrument connectivity interfaces designed for different needs.

2019年3月22日 · Find instrument drivers that are available for this instrument for use in LabVIEW, LabWindows/CVI, or Measurement Studio. Example programs are included with most instrument driver downloads.