1. Is your water pump single phase or three phase?
2. What's the voltage and frequency?
Standard product for single phase is 220/50Hz
Standard product for three phase is 380/50Hz
2. What's the output power of your water pump.
For the single phase 220V/50hZ Standard power range will be as below:
0.37-2.2kW
For the three phase 380/50hZ standard power range will be as below:
0.75-4kW
5.5-11kW
15kW
3.What accessories are connected to your water pump to detect the water level?
A>The most powerful machine can support: probe, float switch, pressure switch, 4-20mA pressure and level transmitter
They are: L9 Plus series and SPLC 4-20mA edition
B> L9 standard edition/SPLC standard edition/M5 series/S5 series can support: probe, float switch, pressure switch
C> L931-B/L932-B/L921-B/L922-B support 0.5-4.5V pressure transmitter
D>L931-S/L932-S/L921-S/L922-S support 0.5-4.5V Level transmitter