Process Instrumentation and Sensors
Scanneriess Wet-End Web Measurement
位于加州库比蒂诺-SpectraFoil是一个全版的意思surement sensor for the wet end of the paper machine and the FullWeb Advanced Systems Technology (FAST) control package. Rather than employ a scanner, the sensor provides instantaneous cross-direction (CD) and machine-direction (MD) water weight measurements.
AIMAX interface to VMIC IOWorks
Moraga, Calif.— Single Tag Interface for TA Engineering Co.'s AIMAX for Windows human-machine interface (HMI) software is based on OLE and OPC standards and integrates AIMAX and VMIC's (Huntsville, Ala.) IOWorks PC-based control software. Once an application is developed by using IOWorks, AIMAX imports the tag database from IOWorks.
USDATA Moves in New Directions
Superstition is not part of USDATA Corp.'s redefined direction under Robert A. Merry, new president and ceo since August 1997. Now, concentrating on enterprise control system (ECS) software, the 24-year-old company's headquarters occupy the 13th-floor of a modern steel-glass high rise.
ActiveX Container Product
Anaheim, Calif.— GraphWorx32 is a 32-bit virtual ActiveX container product for Microsoft Windows 95 and Windows NT. GraphWorx32 is a fully compliant OPC (OLE for process control) Client application that takes advantage of Microsoft's Visual Basic for Applications (version 5.0) scripting language.
Compact Low Flow Switch/Monitor
San Marcos, Calif.— FR78 Basic low flow switch/monitor is said to be ideal for applications such as chemical injection/additive flow monitoring, seal gas detection, monitoring purge air flow, sample flow and gas chromatography, or any gas flow verification. Its low flow measurement capabilities support a wide range of complex process control requirements.
32-Bit ‘Container’
Foxborough, Mass.— GraphWorX32 is an virtual ActiveX container for HMI/SCADA applications. The scalable software is a fully compliant OLE for Process Control (OPC) application and is a new development using Microsoft technology. GraphWorX32 uses Visual Basic for Applications (VBA) 5.0 scripting language to create reports, recipes, and perform calculations based upon event-driven requests.
New Ultrasonic Flowmeter Handles Custody Transfer Applications
Krohne's new multichannel ultrasonic flowmeter is accurate and reliable enough to be used for the first time in custody transfer applications. The petroleum industry demands this type of application, but has traditionally had to use turbine meters, which are costly and require cleaning and calibration.
关闭驱动器
San Carlos, Calif.— ESD Series actuator is a highspeed electric device that can open or close valves in response to emergency signals within 0.7 sec. The device can respond to signals for various sensors including seismometers, toxic gas, flowmeters, pressure gages, and temperature monitors. Features low maintenance operation and a battery-backup (Ni-Cd) system .
Mannesman Demag, Moore Products, Xycom, Pick Leaders
Recent major moves in the control and automation fields include the following:Germany-based Mannesmann Demag AG appointed Colin Pearson, managing director of Delaval Stork (Henglo, the Netherlands) division, as president and ceo of Demag Delaval Turbomachinery Corp. (Trenton, N.J.). Delaval Stork and Demag Delaval Turbomachinery are both divisions in Mannesmann Demag's engineering group.
Get Connected in the New Year
It's that time of year again—time to make New Year's resolutions. Quit smoking. Lose weight. Go to the health club. Pay off your holiday credit card bills. Spend more time with your kids.To your list of resolutions, Control Engineering has three more to suggest. First, Get connected. In 1998, we'll see more applications become network-aware than ever before.