A good digital multimeter (DMM) is key to diagnosing compressor problems in general. For instance, in a previous article (May 15 issue of The NEWS) we discussed using the DMM to read suction and ...

A PLC-controlled system stops for no apparent reason, causing excess scrap, production delays, and quality problems. The final control elements in the PLC loops include seven valves, two heating ...

After a recent replacement of the control module from an outdated one to the current generation, a custom-built product machine has been exhibiting strange behaviors. These are all related to ...