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Installer Manual Fleck 9000 - SXT - System sizing
To calculate the refill duration:
The refill flow rate is controlled by the refill controller (BLFC). The relation between the BLFC size,
the tank size and the resin volume is given in the valve specifications.
To calculate the refill duration:
T
= V
/ Q
refill
WB
BLFC
V
= D
x BV / S
WB
Salt
sol
Note
When calculating the time required to draw the brine, take into account that the volume of
brine [V
brine
4.3.
Salt amount definition
The salt setting is done through the controller programming.
4.4.
Injector flow rates
The following graphics represent the injectors flow rate as a function of the inlet pressure for the
different injector sizes.
32 / 108
] will be 1.125 bigger than the volume of water refilled.
with:
T
: refill duration [min]
refill
V
: Volume of water to be refill to prepare the brine [L]
WB
Q
: BLFC size [L/min]
BLFC
with:
V
: Volume of water to be refill to prepare the brine [L]
WB
D
: Salt dosage per litre of resin [g/L]
Salt
BV: Bed volume [L]
S sol : 360g/L - Solubility of salt per litre of water
Ref. MKT-IM-020 / B - 08.06.2018
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