External EC control, group continued
External EC control has triggered an alarm. As a result, EC control has stopped and
the valve group has continued irrigation with fresh water.
Check EC control.
5.4
pH
Control pH too low, group has been paused
The measured pH value (control or monitor pH) is too low.
Depending on the option selected for 'Response to EC/pH alarm', the program will
either be paused or irrigation will continue with fresh water.
Check:
the measured pH value (control or monitor pH) and compare this value with the
calculated pH setpoint.
the pre-set pH setpoint
whether the 'Minimum pH zone' is set too low.
Control pH too low, group continued
The measured pH value (control or monitor pH) is too low.
Depending on the option selected for 'Response to EC/pH alarm', the program will
either be paused or irrigation will continue with fresh water.
Check:
the measured pH value (control or monitor pH) and compare this value with the
calculated pH setpoint.
the pre-set pH setpoint
whether the Minimum pH zone has been set too low.
Control pH too high, group paused
The measured pH value (control or monitor pH) is too high.
Depending on the option selected for 'Response to EC/pH alarm', the program will
either be paused or irrigation will continue with fresh water.
Check:
the measured pH value (control or monitor pH) and compare this value with the
calculated pH setpoint.
The pre-set pH setpoint
whether the 'Maximum pH zone' is set too low.
Control pH too high, group continued
The measured pH value (control or monitor pH) is too high.
Depending on the option selected for 'Response to EC/pH alarm', the program will
either be paused or irrigation will continue with fresh water.
Aqua CX300
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Содержание Aqua CX300
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