0000138014
rev. 1.0 EN
4
Paragraph 2 – Proportional dosing for the pH measurement (factory default)
Programming
Operation
The pump measures and controls the pH value of a solution, by
programming the following parameters: set-point, set-point type,
proportional band and alarm band.
Set-point type: acid
0
14
pH
s/m
max
flow-rate
Alarm Band
Alarm Band
Proportional
Band
se
t-
p
o
in
t
Ala
rm
O
n
Al
ar
m
O
n
Pump Off
Pu
m
p
O
n
Set-point type: alkaline
0
14
pH
s/m
max
flow-rate
Alarm Band
Alarm Band
Proportional
Band
se
t-
p
o
in
t
Ala
rm
O
n
Al
ar
m
O
n
Pump Off
Pu
m
p O
n
Can also be programmed:
-
The O.F.A. (Over Feed Alarm) time in minutes, a set period of time after
which, if the measured pH does not reach the set-point, an alarm signal
is activated.
-
Activation / deactivation of the calibration procedure
-
Manual temperature value in °C (default) or °F
Display during operation
pH measure value
Value of dosing on going
(depends on unit of measure
selected)
•
Percentage, Frequency,
l/h, Gph, ml/m
•
Alarms and statuses
•
Cal = Calibration not
performed
•
Lev = Level Alarm
•
Flw = Flow Alarm
•
Alm = Mesure out Band
Alarm
•
OFA = O.F.A. Alarm
7.00pH
P 100%
Pump status
•
empty = pump in stating
•
Stop = pump in stop
•
Paus = pump in pause
•
PROG
Con
fi
g.
Con
fi
g.
Funct.
Funct.
pH
Setpoint
7.00pH
Set.Type
Acid
Pro.Banda
0.50pH
AlarmBand
0.50pH
OFA
0m
Calibr.
Probe
Temp.Man
25°C
Temp.Man
25°C
Temp.Man
77°F
Summary of Contents for KRONOS 20 pH/ORP
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