Cuno NLS0500 - Page 8

REGENERATION FREQUENCY SCHEDULES (Cont'd)
(TIMES PER 12 DAYS)
3-2
MODEL(S): 1500 & 1501
MODEL(S): 2000 & 2001
MODEL(S): 2500 & 2501
Persons
In
Family
1
2
3
4
5
6
7
8
9
10
HARDNESS - GPG
5
1
1
1
1
1
1
1
1
1
1
10
1
1
1
1
1
1
1
2
2
2
15
1
1
1
1
1
2
2
2
2
2
20
1
1
1
2
2
2
2
3
3
3
25
1
1
1
2
2
2
3
3
3
4
30
1
1
2
2
2
3
3
4
4
4
35
1
1
2
2
3
3
4
4
6
6
40
1
2
2
3
3
4
4
6
6
6
45
1
2
2
3
3
4
6
6
6
6
50
1
2
2
3
4
4
6
6
6
12
55
1
2
3
3
4
6
6
6
12
12
60
1
2
3
4
4
6
6
12
12
12
65
1
2
3
4
6
6
6
12
12
12
70
1
2
3
4
6
6
12
12
12
12
75
1
2
3
4
6
6
12
12
12
12
80
2
3
4
6
6
12
12
12
12
12
85
2
3
4
6
6
12
12
12
12
12
90
2
3
4
6
6
12
12
12
12
12
95
2
3
4
6
12
12
12
12
12
100
2
3
4
6
12
12
12
12
12
HARDNESS - GPG
Persons
In
Family
1
2
3
4
5
6
7
8
9
10
5
1
1
1
1
1
1
1
1
1
1
10
1
1
1
1
1
2
2
2
2
2
15
1
1
1
2
2
2
2
3
3
3
20
1
1
2
2
2
3
3
3
4
4
25
1
1
2
2
3
3
4
4
4
6
30
1
2
2
3
3
4
4
6
6
6
35
1
2
2
3
4
4
6
6
6
12
40
1
2
3
3
4
6
6
6
12
12
45
1
2
3
4
4
6
6
12
12
12
50
1
2
3
4
6
6
12
12
12
12
55
1
2
3
4
6
6
12
12
12
12
60
2
3
4
6
6
12
12
12
12
12
65
2
3
4
6
6
12
12
12
12
12
70
2
3
4
6
12
12
12
12
12
75
2
3
4
6
12
12
12
12
12
80
2
3
6
6
12
12
12
12
85
2
3
6
6
12
12
12
12
90
2
4
6
12
12
12
12
Persons
In
Family
1
2
3
4
5
6
7
8
9
10
HARDNESS - GPG
5
1
1
1
1
1
1
1
1
1
2
10
1
1
1
1
2
2
2
2
3
3
15
1
1
1
2
2
3
3
3
4
4
20
1
1
2
2
3
3
4
4
6
6
25
1
2
2
3
3
4
4
6
6
6
30
1
2
3
3
4
6
6
6
12
12
35
1
2
3
4
4
6
6
12
12
12
40
1
2
3
4
6
6
12
12
12
12
45
1
3
4
6
6
12
12
12
12
12
50
2
3
4
6
6
12
12
12
12
12
55
2
3
4
6
12
12
12
12
12
60
2
3
6
6
12
12
12
12
65
2
3
6
6
12
12
12
12
70
2
4
6
12
12
12
12
75
2
4
6
12
12
12
12