FUEL AIR RATIO CONTROLLER,Bộ điều khiển khí đốt Fire-Eye, model NXF4000

• Four line user interface with direct key functions
• 7” and 13” Touchscreen support
• Capable of controlling up to 10 servos
• Non-monotonic servo operation
• All-in-one control, with FSG daughtercard.
• Two independent VFD control channels with encoder inputs

• Available UV, IR & Integrated flame scanners
• 15 line voltage user-defined digital inputs
• Voltage free alarm relay contacts (normally open in non-lockout state)
• Four user selected line voltage burner profiles
• Five 4-20 mA analog transducer inputs
• POC/FVES proving support
• Cold start thermal shock protection limits mechanical stress
• Assured low fire cutoff
• Intelligent valve proving for double-block valve setup, with pilot and vent.
• Sequencing for up to 6 boilers
• SD (Secure Digital) interface for backup and restore
• Airflow switch proving
• Modbus-RTU communications via RS485 with read/write capability
• PID operation for precise process control
• Intuitive menu driven design
• User defined 4-20 mA outputs
• Three programmable relay outputs
• Optional O2 trim
• Track Modulation
• Boiler efficiency calculation
• Small footprint: 5.0”(127mm) W x 8.0”(203.2mm) H x 4.0”(101.6mm) D
• No wiring base necessary
• Expert support from the Fireye team