Figure 4
Low
Pressure
Switch
Pump
Flow
Restrictor
RO
PP filter
CB filter
Tap
water
Pre-PP
filter
Ball
Valve
Inlet water
3-way joint
Flush
Solenoid
valve
Inlet
Solenoid
valve
Waste
water
Faucet
Overflow
water
Level 1
Sensor
Level 2
Sensor
Storage
Tank
PAC
filter
Check
valve
Pure
water
Figure 5
Low Pressure
Switch
Pump
SMPS
Inlet
SV
Flush
SV
Display
PCB
Water
Leakage
PCB
Upper
Level
Sensor
Lower
Level
Sensor
Reset
PCB
150V - 300V
50 Hz
1-
ф
AC supply
P
N
Driver Board
24V DC
GND
09
Water flow and Electrical diagram