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12. WIRING DIAGRAM
WG251 Wiring Diagram
Symbol Component Symbol Component
ELB
Earth leakage breaker
X
Main relay
T1,T2 Terminal
block
MV1 Solenoid valve for raw water supply
H
Heater
MV2
Solenoid valve for boiler water
supply
OH Temperature
sensor
MV3 Solenoid valve for cooling water
E1
Ion exchanged water quality
gauge.
MV4
Solenoid valve for initial distilled
water drain
E2
Distilled water quality gauge.
MV5
Solenoid valve for boiler drainage
WL Leak
sensor
MV6
Solenoid valve for distilled water
collection
FL1
Distilled water flowmeter
MV7
Solenoid valve for ion exchanged
water collection
FL2
Ion exchanged water flowmeter
P
Distilled water dispensing pump
Fs-1
Control float switch
SSR
Solid state relay
Fs-2
Control float switch
PIO
Display board
Fs-3
Tank level float switch
CONT
CPU board
SW1 Reset
switch
Ps Pressure switch
SW2 Drain
switch
TF Transformer