MARLO NXT2 Series - Specification Chart

MGT 2” 60M–600M NXT2 TWIN ALTERNATING
SYSTEM INFORMATION
5
SPECIFICATION CHART
SYSTEM SIZE
MODEL 60 90 120 150 210 240 270 300 450 600
VALVE SIZE (IN) 2 2 2 2 2 2 2 2 2 2
MAX CAPACITY (KILOGRAINS) 60 90 120 150 210 240 270 300 450 600
MIN CAPACITY (KILOGRAINS) 40 60 80 100 140 160 180 200 300 400
FLOWRATE (GPM)
CONTINUOUS FLOWRATE (GPM) 33 39 47 61 60 74 71 68 84 87
PEAK FLOWRATE (GPM) 49 54 64 80 77 97 94 91 105 110
BACKWASH & FAST FLUSH (GPM) 3.5 5 6 8 12 15 15 15 25 30
BRINE DRAW & RINSE (GPM) 1 1 1.2 1.5 2.8 3.2 3.2 3.2 4.7 4.7
BRINE TANK REFILL (GPM) 1 1 1 2 2 2 2 2 5 5
TIMER
SETTINGS
BACKWASH & FAST FLUSH (MIN) 10 10 10 10 10 10 10 10 10 10
BRINE DRAW & RINSE (MIN) 60 60 60 60 60 60 60 60 80 80
FAST FLUSH (MIN) 10 10 10 10 10 10 10
10 10 10
BRINE TANK REFILL (MIN) 10 15 20 13 18 20 23 25 15 20
SOFTENER
TANK
SIZE (IN) 13x54 14x65 16x65 18x65 21x62 24x72 24x72 24x72 30x72 36x72
GRAVEL (LBS) 0 30 35 40 80 120 120 120 225 400
RESIN (FT
3
) 2 3 4 5 7 8 9 10 15 20
FREEBOARD (IN) 16 21 21 24 18 30 25 21 22 23
BRINE SYSTEMS
EQUIPMENT
TANK SIZE 18x40 18x40 24x40 24x50 24x50 24x50 24x50 24x50 30x50 39x60
MAX SALT STORAGE (LBS) 270 270 530 630 540 510 490 410 640 1700
INJECTOR CODE 3 3 4 3C 4C 5C 5C 5C 6C 6C
INJECTOR COLOR YEL YEL GRN YEL GRN WHT WHT WHT RED RED
MAX
SALT DOSAGE- MAX (LBS) 30 45 60 75 105 120 135 150 225 300
REFILL TIME - MAX (MIN) 10 15 20 13 18 20 23 25 15 20
MIN
SALT DOSAGE- MIN (LBS) 12 18 24 30 42 48 54 60 90 120
REFILL TIME - MIN (MIN) 4 6 8 5 7 8 9 10 6 8
REGENERATION WASTE VOLUME (GAL) 126 156 188 228 366 520 536 544 860 1020
NOTES:
1. FLOW RATES
Continuous: pressure loss does not exceed 15 psig.
Peak: pressure loss does not exceed 25 psig
Backwash & Flush: maximum flow to drain
Brine & Rinse: Injector flow to drain
Brine Tank Refill: flow to refill Brine Tank
2. SOFTENER TANK
Freeboard: distance in inches from surface of resin to top sealing flange of tank
3. SALT DOSAGE
Maximum 15 lbs./cu.ft. - regeneration efficiency: 2,000 grains/pound of salt
(factory setting)
Maximum 6 lbs./cu.ft. - regeneration efficiency: 3,000 grains/pound of salt
4. REGENERATION WASTE VOLUME - Total gallons water discharged per
regeneration
5. OPERATING LIMITS:
Minimum operating pressure is 30 psi.
Maximum operating pressure is 120 psi.
Standard units are designed to soften unheated water within the range of
35-100°F.
6. POWER
Power requirements are 120 Volt, 60 Hertz, Single Phase, 2 amps
noninterrupted.
7. SALT
Salt specifications are pelletized or solar salt, 99% pure, containing
less than 1% insolubles (see Brine Tank Installation on page 8)