The previous level probe switch always giving fault signal and disturbs controlling of the water level in the system. The new type of Ultrasonic Model non-contact which expected to be more robust and reliable.
Specifications:FDU91F-RN1A* PROSONIC S
FMU90-R11CA131AA1A* PROSONIC S
RSG30-A1A1AAA1* ECOGRAGH T
Now it is almost complete.