ANC Technology
20
controller shows failure.
A
：
After long time without sun, the battery starts to discharge. The controller first
goes to sleep, saving power, in this condition it will beep if a key is pushed, but not
operate. If discharge continues, the controller will turn off to save power for
automatic recharge. When sun comes out, the solar panel will automatically
recharge the battery, but the user must manually turn the power on again at the
remote controller.
7.
Q: The main controller screen shows “Low power”, push keys issue a long beep
but no other reaction.
A: One hour after the system closes a valve, it will check if the moisture level is
increasing. If the moisture does not increase, an error will be reported, possibly a
pipe is broken, or magnetic valve has problem. If the senor is buried deep, this
could be normal and ignored. Screen will display the error, and system will beep to
remind the user to take a look at the field.
One hour after the system closes the valve, if the moisture keeps increasing, or rain
occurs after closing the valve, there will be a failure report also, the system will
report pipe/valve failure, in the same way as a valve stuck open failure.
When the problems have been solved, the system will automatically return to
normal operation.
8. A: After wireless field controller working some time later, LCD without any
display, and keys also no reaction, main controller display this zone is failure.
Q: Because of the wireless field controller can not receive solar for long time, and
the when the backup battery voltage is less than 11 V, the controller will turn off all
the valves and pumps, then put self into sleep, waiting for the solar panel to
