The Advantech PCM-3780-AE is a compact and versatile industrial I/O module. It is designed to provide flexibility and a cost-effective solution for industrial I/O applications. It has two channels of counter/timer and 24 channels of TTL digital I/O, with user-controlled dielectric isolation. The PCM-3780-AE also offers advanced features such as an alarm output, two watchdogs, two frequency inputs, two programmable ports, and much more. The I/O module offers reliable operation, easy integration, and simple setup and maintenance. The module is also designed to be water, dust, and vibration resistant, making it suitable for harsh industrial environments.