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5.3.2 Setti ng the pH setpoint
Current Sensor Measure
Setpoint
Establishing the pH setpoint determines when acid will be added to the system to decrease the pH of the water.
Default pH setti ng is 7.2. To fi nd out the value of the setpoint to be set, refer to Taylor’s watergram, see «4.1.3 Weekly
analysis».
• Press
and browse the menu using the
butt ons.
Press
to confi rm.
•
Select the desired setpoint value (from 6.8 to 7.6 is possible):
Appliance pH injecti on programme :
Example of 4 cycles with a set point at 7.4 pH and acid regulati on (standard alkalinity):
• pH ≥ 7.55
: 20% injecti on (2 min) & 80% pause (8 min)
• pH ≥ 7.7
: 50% injecti on (5 min) & 50 % pause (5 min)
• pH ≥ 7.85
: 75% injecti on (7 min 30 sec) & 25% pause (2 min 30 sec)
• pH > 7.9
: 100% injecti on (10 min)
Evoluti on of pH in the pool
Dosage cycle
ti mes
Setpoint - 7.4 pH