Understanding Two-Wire and Four-Wire Systems in Fire Alarm Systems
When learning about fire alarm systems, many people encounter the professional terms “Two-Wire Bus”, “Two-Wire System”, and “Four-Wire System”. So, what do they mean? What are the differences and application scenarios? Today, we will quickly clarify these common concepts! 1. Starting from the basics: Where do the Two-Wire Bus, Two-Wire System, and Four-Wire System come … Read more