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36
Connecting external contact
Wiring 2Way valve
f
Use a rated wire to connect it as shown in the illustration and fix it with a cable tie.
f
Initial setting of the valve is 'closed (no flow)'.
Normal close type
When it is closed
When it is opened
2Way valve
(N/C type)
*N/C (Normal closed)
Mixing tank
DHW
2Way valve
Mixing tank
DHW
2Way valve
Normal open type
When it is closed
When it is opened
2Way valve
(N/O type)
*N/O (Normal open)
Mixing tank
DHW
2Way valve
Mixing tank
DHW
2Way valve
• Wiring is different for a N/C (Normal closed) valve and N/O (Normal open) valve.
CAUTION
DVM HYDRO UNIT_IM_E_03469A(1).indd 36
2012-11-21 오후 2:32:25