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To calculate the system mass capacity:
M
= V
x C
capacity
resin
resin ex
To calculate the system combined capacity:
C
= V
x C
capacity
resin
cor resin exi
To calculate the system volume capacity:
V
= M
/ TH
capacity
capacity
or
V
= C
/ TH
capacity
capacity
A
Caution
If M
is in [kg] the value need to be multiplied by 1000.
capcacity
A
Note
If a mixing device is set on the valve, the water hardness will be different.
Having determined the previous capacity allows the operator to know the service cycle duration.
Ref. MKT-IM-003 / B - 19.04.2017
with:
M
capacity
V
resin
C
resin ex
with:
C
: system combined capacity [°F.m
capacity
V
: volume of resin [L]
resin
C
: corresponding resin exchange capacity [°F.m
cor resin ex
with:
inlet
V
capacity
M
capacity
C
capacity
TH
inlet
inlet
Installer manual Siata V132 - SFE - System sizing
: system mass capacity [g as CaCO 3 ]]
: volume of resin [L]
: resin exchange capacity [g/L
: system volume capacity [m
: system mass capacity [kg as CaCO
: system combined capacity [°F.m
: inlet water hardness [mg/L as CaCO3] or [°F or °dH]
as CaCO
]
resin
3
3
3
or °dH.m
]
3
/L or °dH.m
3
]
3
] or [°F.m
or °dH.m
3
3
3
or °dH.m
]
3
/L]
3
]
27 / 88
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