Fleck NXT2 Controller

Summary

Product Identification

Product: Fleck NXT2 Controller Product Line: Pentair Control Valves Document: Fleck NXT2 Controller Spec Sheet

Features and Benefits

• On-screen multilingual support (English, Français, Deutsch, Italiano, Español, Nederlands, Português)
• Time-of-day super capacitor backup for 12-hour power loss
• 2 to 4 line scrolling text OLED display with high contrast for readability in low light and at a distance
• Full functional user interface with easy programming and bi-directional menu navigation
• Network capability for two to eight valves via CAT5 or better cables
• LED Status Indicator:
  • Blue: In Service
  • Flashing Blue: Regeneration Queued
  • Green: Regeneration
  • Flashing Green: Standby
  • Red: Error condition present
• Two programmable auxiliary relay outputs (Time-based, Volume based, Alarm-based, Cycle-based, Standby)
• Remote input (Remote Lockout, Remote Regeneration)
• Easy installation with plug-in wiring harnesses
• Assistance Name and Phone Number contact fields
• Error Log History
• Water Usage Daily tracking (up to 13 weeks)
• Push Settings feature
• Capacitive Touch buttons
• Two Regeneration Lockout Windows
• Ability to reset to factory default settings or load from savable custom settings
• Full calendar display
• Master Programming Lockout (Code-based, Time-based, Delayed)
• Icons for easy system status identification
• Dynamic network addressing
• Diagnostics:
  • Real-time Flow Rate
  • Peak Flow Rate (resettable)
  • Totalizer (resettable)
  • Reserve Capacity
  • Use Since Last Regeneration
  • Last Regeneration date
  • Identifiable Software Version
  • Total Number of Regenerations
  • Regeneration Interval
  • Last Settings Change date
  • Error Log History
  • Average Daily Usage (per weekday, 3-month history)

Valve Specifications

Valve Type:

• 2750
• 2850
• 2900s
• 3150
• 3900
• 2815

Regeneration Type (applicable to System Types 4, 5, 6, 7, 8, 9, 14):

• Meter Delayed Fixed Reserve
• Meter Immediate
• Remote Signal Start Immediate
• Time Clock Delayed

Regeneration Type (media flow):

• Downflow
• Upflow Fill First
• Upflow Brine First

Electrical Rating

• 24V DC Power Supplies
• 100V-240V AC input; 24V DC output

Generic Meter Guidelines

• Open collector output
• Pulse rate generated must not exceed 100 pulses per second (100Hz) or 6,000 pulses per minute
• Support for meter outputs in the range of 1-255 gallons (25.5m³) for every 1-255 pulses
• Meter must operate at 5 VDC

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Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror