Hardware Watch Dog/Reset Circuit

This is a simple Hardware watch dog timer circuit that holds a relay on as long as it receives a 24V Rising edge every 250 ms. Used for industrial automation Interlock circuits to verify that a PLC is running. PCBWay's PCB Instant Quote tool makes Simple projects easy to get into production. Simply upload your KiCad Gerbers and Adjust the board parameters. Boards were built to the schedule advertised, were packaged in sealed bubble pack and arrived in good shape. I've been working with board shops for 20+ years and know the process fairly well, but I still appreciate the explanations of each of the choices in the Instant Quote tool. I wish I'd had that when I was first learning. If you are new at this, click the "?". There is a good explanation of the process choices.