If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. GE HE693THM409 Input Module Introduction The GE HE693THM409 Input Module is designed for precise acquisition of thermocouple signals in industrial automation systems. It converts temperature readings from field thermocouples into accurate digital data for control and *Your Name: *Your Email: *Your Name: *Vdcode: Submit