Lancaster 7-LXC-50 Installation, Operating And Service Manual page 13

MODEL NUMBER
CYCLES*
(Downflow Regenerant,
Prefill)
1st: Fill; Lbs NaCl
2nd: Softening; Minutes
(Regenerant Production)
3rd: Backwash; Minutes
4th: Regenerant Draw
DN; Minutes
(Draw & Slow Rinse)
5th: Backwash; Minutes
6th: Rinse; Minutes
(Fast Rinse)
7th: End
Low
GRAINS
Medium*
CAPACITY
High
Low
LBS NaCl
Per
Medium*
Regeneration
High
Low
(Re-) FILL
Medium*
Minutes
High
GALLONS¹
Low
WATER TO
DRAIN
at Medium*
40/50/60
PSI
High
Inlet Pressure
WATER²
Low
USAGE
% Efficiency
at
10 GRAINS Medium*
per GALLON
and
40 PSI
High
Inlet Pressure
* Factory Setting.
Gallons to Drain = (Backwash Min. x DLFC Gal./Min.) + (Fast Rinse Min. x DLFC Gal./Min.) + (Regenerant Draw DN Min. x Slow
1
Rinse Gal./Min.) + (LBS. NaCl x 1 Gal./3 LBS. NaCl)
Note: Slow Rinse Gal./Min. is obtained from injector charts for each color injector at various pressures.
Water Usage % Efficiency =
2
X FACTOR SERIES
LXC SPECIFICATIONS
7-LXC-50
(PACKED BED)
4.0
60
NA
50
NA
5
-
8,500
12,000
16,000
2.3
4.0
7.5
1.5
2.7
5.0
18.5/20.0/21.3
19.0/20.6/21.8
20.3/21.8/23.0
97.9
98.4
98.8
Gallons Treated
Gallons Treated + Gallons to Drain
7-LXC-75
6.0
60
10
50
10
5
-
12,750
18,000
24,000
3.4
6.0
11.3
2.3
4.0
7.5
60.4/62.1/63.4
61.2/63.0/64.2
63.1/64.8/66.1
95.5
96.7
97.4
X 100
PAGE 13
7-LXC-100
(PACKED BED)
8.0
60
NA
50
NA
5
-
17,000
24,000
32,000
4.5
8.0
15.0
3.0
5.3
10.0
26.8/28.5/29.8
27.9/29.7/30.9
30.3/32.0/33.3
98.4
98.9
99.1