Nxt2 Controller Programming And Operation - Watts PWS20 Series Installation, Operation And Maintenance Manual

NXT2 Controller Programming and Operation

This system uses the NXT2 controller which is capable of
operating single or multi-tank systems.
Modes of Operation
System Type 4 - Single Unit
5 - Parallel Interlock (2-8 Unit)
6 - Parallel Series Regeneration (2-8 Units)
7 - Alternating Interlock (2 Units)
8 - Alternating Delayed (2 Units)
9 - Alternating with Standby Units (2-8 Units)
14 - Progressive Demand Recall (2-8 Units)
Valve Type 2510
2750
2815
2850
2900S
2910 (Europe only)
3150
3900
Regeneration Softener/Filter Meter Delayed
Type
Softener/Filter Meter Immediate
Time Clock
Day of the Week
Remote Regeneration
Regeneration Downflow
Flow
Upflow
Filter
Features
On-screen multilingual support: English, Francais, Deutsch,
Italiano, Espanol, Nederlands, Portugues
• Time of day super capacitor backup for 12-hour power loss
• 2 to 4 line scrolling text OLED display, high contrast easy to
read in low light conditions and at a distance
• Full functional user interface with easy programming allowing
forward and backwards menu navigation
• Network two to eight valves via shielded CAT5 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 (Chemical pump)
- 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 (up to 13 weeks)
• Push Settings
• Capacitive Touch buttons
• Two Regeneration Lockout Windows
• Reset to factory default settings or from saveable 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 (can be reset)
- Totalizer (can be reset)
- Reserve Capacity
- Use Since Last Regeneration
- Last Regeneration
- Identifiable Software Version
- Total Number of Regenerations
- Regeneration Interval
- Last Settings Change
- Error Log History
- Average Daily Usage (per weekday, 3 month history)
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