G:\INSTRUCT\MULTISAN PRO\Multisan Pro Instructions 251119.docx Page 8
Optional Alarm System with automatic water shut off system via Solenoid
Valve may require as per local
rules and regulations. Please Check!!!
Wiring Diagram & connection details for “Water Monitor”
used as “Alarm” and / or water shut off system via “Solenoid Valve/s” and /
or “Washing M/C turn off” System on “MULTISAN-PRO” Pumps.
Connect 230V, 1Ph,
10A, AC Mains Power
Supply to Pump from
Separate power
point
If Washing M/C
OR
Dishwasher needs to be
stopped on Alarm
mode, connect
“230V
AC OUTPUT POWER”
Phase “P”, Neutral
“N”
&
“Earth “E”
from
Water Monitor to the
Machine. Max load
allowed is 10 Amps,
1.5kW.
Connect 24 V AC coil of
Solenoid Valve/s (Max 2
Valves) to
“24 V AC
OUTPUT POWER”
terminals
“V1”
& “
V2”
of
Water Monitor with
3CX1.5mm2
or bigger
cable. (Check with
Wallace). Earth wire to be
connected to
“Earth”
terminal “
E”
as shown
.
Volts Free Contacts in the
circuit board which
activates in case of Alarm
Connect
Volts
Free Terminal No
1 (com) & No 3
(N/C)
to
“L1” and “L2”
Terminals
on
Water Monitor as
shown.
Ignore No 2
(N/O)
24 V AC coil
Solenoid Valve/s
(Max 2 allowed)
can be installed
in Cold &/or Hot
water (max
55Deg C) supply
line supplying
water to
amenities
generating
wastewater
being pumped
by the pump.
These valves
will close on
Alarm situation
.
Volts free
Terminal
1 (Com)
Volts free
Terminal
2 (N/O)
Volts free
Terminal
3 (N/C)
MULTISAN-
PRO Pump
Photo of Circuit board with terminal
details under the cover
WATER MONITOR
Supplied loose to be installed in Dry,
Moisture Free, Ventilated, visible place
with easy access for operation,
maintenance & servicing.
Terminal details of
WATER MONITOR
Connect 230V, 1Ph, 10A, AC Mains Power
Supply to Water Monitor. Connect to
“230V AC INPUT POWER” Phase “P”,
Neutral “N”
&
Earth “E”
terminals as
shown.
