A new range of ATEX approved pressure Switches monitors or controls pressure within a fluid system by either closing or opening an electrical circuit. The range is designated Series 5000. The switches are diaphragm operated < 40 bar and piston > 40 bar. The wetted parts are suitable for almost all fluids and if the standard construction is not right for your application, you can contact our technical department for assistance.
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Poll: Should the UK’s railways be renationalised?
I'd hate to be disingenuous so I've replotted the data with the first trendline from 1946 to 1977 and the second using your chosen dates 1983 to 2018....