5.3 Permanent low battery
warning
When the batteries are low and not replaced
in a timely manner, the battery icon is
permanently displayed. All other display
elements disappear, all valves will close
and all programs will disappear.
Replace batteries promply and reprogram
the controller.
Programmed data are retained if batteries
are replaced within 30 seconds.
17
5.4 Missing Program Data
During "manual" operation via the irrigation
controller appears on the display
(see Section 4.6: "Manual Irrigation System
Operation"), indicating that no irrigation
duration has been set for the specified
valve. In this case, opening of the valve is
disabled.
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