Fireye UC485 Converter 321894-709 and housing to streamline field

and housing to streamline field replacement while maintaining factory-level airflow specifications

the 4-inch probe length and networking profile are optimized for discharge air temperature sensing in supply ducts

this part provides a robust seal for the air/gas arm

A furnace limit switch often trips due to restricted airflow

Fireye UC485 Converter 321894-709 and housing to streamline fieldThe Fireye UC485 is a professional grade USB to RS422 RS485 converter engineered specifically for technical field interface with Flame Monitor and MicroM burner control systems. This industrial optical isolator bridges the gap between modern laptop hardware and legacy communication loops, allowing for seamless Modbus RTU protocol integration. Unlike consumer grade adapters that fail under electrical noise, the UC485 features high speed transient