3214 NXT

Summary

Product identification

• Model: 3214NXT Demand Flow Network Controller
• Part No.: 41892 Rev D
• Compatible Control Valves: Fleck® 2750, 2850, 2900, 3150, and 3900 Control Valves

Features

• Network two to four valves
• Simple, on-site network programming
• Easy installation with plug-in wiring harnesses
• Shift key for digit selection in programming
• 2x16 character LCD backlit display (letter or digit codes not needed)
• Valve, piston, and cam type default storage
• User and master programming modes
• Diagnostic mode for:
  • Current flow rate
  • Peak flow rate (can be reset)
  • Totalizer (can be reset)
  • Hours between last two regenerations
  • Hours since last regeneration
  • Volume remaining (adjustable)
  • Valve addresses

Options

• CAT 3 networking cable kit
• Remote lock
• Programmable for Fleck® and generic meters
• Programmable auxiliary relay output (dry contact, fused at 3 amps):
  • Program entire regeneration or during any part of regeneration
  • Chemical pump output (volume and time)

Programming Levels

• User mode
• Master programming
• Diagnostic mode

System Configuration

• System Type: 14
• Valves: 2 - 4 (meter on each valve)
• Regenerant Flow: Downflow, Upflow Brine Draw First, Upflow Refill First
• Regeneration Type: Meter Immediate

Generic Meter Guidelines

• Open collector output. Board will sink up to 1-mA @ 5 V DC.
• Support for meter outputs in the range of 1-255 gallons (25.5 m³) for every 1-255 pulses.
  • Example: 35 gallons/100 pulses

Electrical Rating

• Transformer Input: 115 VAC +/- 20% or 230 VAC +/- 20%
• Transformer Output: 24 VAC (Pentair® Transformers)

Environmental

• Humidity: 95% RH, Non-Condensing

Disclaimer: 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