The Fireye NXF4000 is an advanced burner management controller with an internal flame safeguard, designed to operate burners firing liquid or gaseous fuels. NXF4000 supports up to four servos and two VFD channels per profile, optional touchscreen interface, 15 configurable digital inputs, optional valve proving, thermal shock, hot standby, integrated peer-to-peer sequencing and more. Add-on options include oxygen trim, plant master for centralized control and communication gateway to support most BMS/PLC/SCADA needs.