Control and Instrumentation articles from August 1994

Control and Instrumentation archives from August 1994

PC-based SCADA. (supervisory control and data acquisition)
August 1, 1994... Chicago vs Daytona, Pentium processors and tumbling costs all mean more and better power. This time last year we were all awaiting the much heralded advent of SCADA under Windows-NT. This all singing, all dancing, pre-emptive, multi-tasking...

Controllers: where to next with single loop?
August 1, 1994... Temperature controllers, PLCs and PCs - all have something to offer to control network Shrinking boxes, growing facilities/configurability and ever more powerful communications for integration with PCs and PLCs -- these are the current areas...

Measurement: getting it right on the surface. (temperature measurement)
August 1, 1994... There are plenty of pitfalls, so here's some useful tips for gaining accuracy What's so hard about the measurement anyway? The answer depends on what you wish to achieve. The first question to ask yourself is whether surface temperature is...

Don't miss out: use information technology for plant efficiency.
August 1, 1994... Getting the best out of information technology on plant requires specialists in process control Important advances in information technology are being missed by engineers. Information technologists and computer specialists rarely understand...

Networking: what are the communications issues for process control?
August 1, 1994... From Fieldbus, through the control level and on to the information domain, networks are still more proprietary than open. In an ideal world, information would be 'as pervasive, reliable and easy to get at as electricity and running water'. So...