Hellenbrand TNT Series - Manual (Page 3)

TNT Electronic Controller Options
Standard Electronic Meter Options:
Size Flow Ranges Accuracy
1” Meter 0.25 - 40 GPM +3%
1.5” Meter 0.50 - 60 GPM +5%
2” Meter 1.50 - 150 GPM +5%
SYSTEM FEATURES for all configurations - XT, NXT or NXT-14
• 2x16 character backlit LCD display
• Auxiliary inputs and outputs
– Remote signal start
– Remote lockout input
– Programmable relay output
– Chemical feed pump proportional output
• Easy installation, plug-in wiring harness (CAT3 or better)
• Simple on site programming
• Three programming modes
– User mode
– Master programming
– Diagnostic
- Current flow rate
- Peak flow rate (can be reset)
- Totalizer (can be reset)
- Hours between last two regenerations
- Hours since last regenerations
- Volume remaining (adjustable)
- Valve addresses
XT Timer Features
• Single or twin parallel systems (no inter-unit communication)
• Regeneration options
– Time clock delayed
– Meter immediate
– Meter delayed with fixed reserve
– Meter delayed with variable reserve
– Meter delayed with weekly reserve
– Remote signal immediate
– Remote signal delayed
– Volume override immediate
– Volume override delayed
NXT Timer Features
• Single or 2, 3, or 4 systems networked together
– System 4 - single
– System 5 - (2-4 units) meter on each unit w/lockout
– System 6 - (2-4 units) one meter, series regeneration
– System 7 - (2 units) one meter, alternating
– System 9 - (2-4 units) meter on each unit, alternating, one unit in stand-by or regeneration, the others in service
• Regeneration options
– Time clock delayed (System 4 only)
– Meter delayed with fixed reserve (System 4 only)
– Meter immediate (System 5,6,7 & 9)
– Remote signal start (System 5,6,7 & 9)
NXT-14 Timer Features
• 2, 3 or 4 systems networked together
• Immediate regeneration only
• Progressive flow - demand regeneration. One or more units in service depending on flow rate requirement. Other
units either in standby or regeneration. Only one unit can regenerate at a time.