Reed Research Group surveyed Control Engineering subscribers in November 2008 about their use of process automation systems. Selected results presented here are based on 128 completed responses from subscribers who evaluate, specify, recommendCONTROL ENGINEERING China版权所有, install, and/or purchase process automation systems (PAS). Among these, 70% are involved with PAS solely for their own plants, while 14% do so only for OEM resale, and 16% for OEM or end user requirementsCONTROL ENGINEERING China版权所有, depending on the project. Overall, most respon

dents expect their spending on PAS to remain the same or decrease in 2009, compared to 2008.

　　Among other issues addressed in the survey, respondents were asked the most- and least-implemented capabilities of their process automation systems, and why they may not be fully using the capabilities of their current systems, if that is indeed the case. Results are shown in the graphics accompanying this article.
　　Using a list of PAS vendors, survey respondents also identified the following providers as leading suppliers of process automation systems: Rockwell Automation控制工程网版权所有, Siemens Energy & Automation控制工程网版权所有, Emerson Process Management, GE Fanuc Intelligent PlatformsCONTROL ENGINEERING China版权所有, ABB控制工程网版权所有, Honeywell Process Solutions, Invensys Process Systems, Yokogawa Electric, Mitsubishi Electric Automation控制工程网版权所有, and Schneider Electric. Representative products from these vendors are shown here. Additional results, links, and product information from these vendors are available with this article online at www.controleng.com/archives for January 2009.