Watts Autotrol Magnum (CV+ Series) - Manual (Page 31)

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5.2.5 Regenerant Use Table - Potassium Permanganate (KMnO4)
Notes:
1. Chemical dosage recommendations typify
requirements for single batch regenerations.
2. When combining batch regeneration with continual
feed of either chlorine or potassium permanganate,
reduce recommended chemical dosages above by
50%.
3. Table above reflects a 4 oz./cu. ft. of media,
regenerant dosage, dissolved in 1 gallon of
water/cu. ft. of media. Dosage rates will vary with
various media manufacturers’ recommendations.
Check manufacturers’ specifications for dosage
recommendations.
Table 5.9 Model 942, 952, 952QC - Regenerant Used Per Regeneration
Tank Size/Dia.
inches (cm)
14 (35.5) 16 (40.6) 18 (45.7) 21 (53.3) 24 ( 60.9) 30 (76.2) 36 (91.4)
Media Volume
cu. ft. (cu. m.)
3 (0.085) 4 (0.113) 5 (0.142) 7 (0.200)
10
(0.283)
15
(0.425)
20
(0.566)
Refill Flow
Rate
GPM (LPM)
0.8 (3.03) 0.8 (3.03) 0.8 (3.03) 1.0 (3.78) 1.0 (3.78) 1.0 (3.78) 1.0 (3.78)
Salt Dial
Settings
(minutes)
4 6 7 7 10 15 20
KMnO4
oz. (grams)
12(340) 16 (454) 20 (567) 28 (794) 40 (1134) 60 (1701) 80 (2268)
Refill Water
gal. (liters)
3 (11.36) 4 (15.14) 5 (18.93) 7 (26.50)
10
(37.85)
15
(56.78)
20
(75.71)