User`s guide

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quickly check key system values while in commissioning mode. The NXD410 is panel mount only
and is rated for NEMA 4X indoor environments.
When required, the operating system of the PPC4000 and NXD410 will automatically direct the user
to the passcode setup screen and when entered correctly will take the user directly to the parameter
requested, making the entire system user-friendly.
Key features of the PPC4000 system
• Four line user interface with direct key functions
• 7” and 13” Touchscreen support
• Capable of controlling up to 10 servos when application driven
• Non-monotonic servo operation
• Two independent VFD control channels
• Ten 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
• Cold start thermal shock protection limits mechanical stress
• Assured low fire cutoff
• Sequencing for up to 6 boilers
• SD (Secure Digital) interface for backup and restore
• 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
• Minimal wiring to flame safeguard
• Optional O2 trim
• Track Modulation
• Boiler efficiency calculation
• Compatible with BurnerLogix
• Compatible with Flame-Monitor
• Engineered and manufactured to ACE standards for product excellence
• 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
A minimal Nexus system includes the PPC4000 parallel positioning controller, NXD410 User Inter-
face, 59-562-2 UI interface cable, appropriate Fireye pressure and/or temperature transducers, and a
minimum of two servos for a single fuel application. Optionally an O2 probe and (VFD/VSD) card
can be added. Although a BurnerLogix flame safeguard is recommended, the Flame-Monitor pro-
vides direct compatibility to the PPC4000.