31
Note
The input signals of the above three water level se nsors are passive signals, which are the
switching on or off signals of the corresponding water level sensors .
6.6.2 Water level sensor connection
Two kinds of water level sensor you can select are shown below:
Sensor
A
Sensor
B
Figure6-6 Water level sensor
Note
！
If you select overflow protection water level sensor, you need to set the value
of “OF-F”, the LCD menu ”Settings”
"Para Set"
"OF-F" to modify
to “ON”.
If you selected water level sensor A, then water sensor installation method is
shown below:
