Does the module's output correspond correctly to its input? Determine that by forcing the PLC output to 10%, 25%, 50%, 75%, and 90% and measuring on the output terminals at the corresponding range ...

In the previous two issues of this newsletter, we looked at troubleshooting digital input modules. Basically, we looked for the presence or absence of a voltage. With analog modules, it's trickier ...

Beckhoff Automation has extended its range of IP 67 I/O modules with the newEP4374 EtherCAT Box. This flexible, moisture and dust-resistant I/O devicecombines two analog inputs and two analog outputs ...

To aid high-speed manufacturing, Maxim Integrated has introduced a new subsystem reference design that provides two pairs of analog input and output channels with a 400-KSample/s sampling rate and ...

Toshiba’s TLP2363 high-speed, standard-footprint optocoupler targets the 24-V digital-input needs of PLCs and industrial devices, while providing galvanic isolation to 3750 Vrms. Optoisolators—also ...