Kronos 50 Manuel D'installation page 8

Paragraph 3 – Dosage Proportional to the Potential Redox Measurement (O.R.P.)
Programming
PROG
Configuration
Pump Funtions
-
+
Pump
Functions
Redox Measure
Setpoint
560 mV
-
Setpoint Type
High
-
T-On
10 sec
-
T-Off
10 sec
-
Hysteresis
50 mV
-
Alarm Band
200 mV
-
O.F.Alarm
0m
-
Probe Calib.
On
-
Display during Operation

Setpoint type;
High/Low
Alarms and statuses
 Cal = calibration not
completed
 Lev = Level alarm
 Alm = Measurement

outside alarm band

 OFA = O.F.A. alarm

Paragraph 4 – Setting the Maximum Flow
Programming
PROG
Pump Functions
-
Max flow rate Max flow rate
P100%
P100%
-
Max flow rate
F320s/m
0000138025
The pump measures and controls the pH of a solution, programming in
sequence: set-point, set-point type, Time on, Time Off, Hysteresis and
-
alarm band
+
It is also possible to programme:
-
+
- the O.F.A. (Over Feed Alarm) time in hours, or rather a time beyond
which an alarm signal is triggered if the pH value does not reach the set-
-
point.
+
- The measurement resolution (1 or 2 decimal points)
- Deactivation/activation of the calibration procedure
-
+
The maximum frequency can be modified during operation, by pressing
-
the
+
keys to decrease it.
-
+
-
+
-
+
Potential Redox.
measurement value
High 560mV
Lev Stop P100%
Current dosage value
(depends on the selected unit
of measurement)
Pump status 
Empty = pump in start
Stop = pump stationary
Paus = pump in pause
-
+
-
-
+
-
keys at the same time to increase the flow, or the
Percentage, Frequency,
l/h, Gph, ml/m
This makes it possible to set the maximum flow offered by
the pump, and the programmed mode (% or frequency) is
used as the standard unit of measurement when displaying
the flow. Changes can be made by pressing the
then using the
to confirm and return to the main menu
rev. 1.0 EN
Operation
Display during Setting (MODE key)
Displays in sequence

SP = Setpoint value

TOn=Time On

TOff = Time Off

Hys = Hysteresis

BA = Alarm band value

OFA = O.F.A. value
SP 560mV
450mV P100%
Maximum set dosage value
(depends on the selected unit of measurement)

Percentage, Frequency, l/h, Gph, ml/m
Operation
keys to set the new value. Press
Measurement value
della misura.
key,
6