
17
PROHIBIT
WARNING
L Hf Mf Lf
Fan
V1 V2 N
N
L
Valve
AC220V
N
L
AC220V
L Hf Mf Lf
Fan
V1 V2 N
Valve
On
Off
Two-pipe cooling/cooling and
heating (Networked)
Two-pipe cooling/cooling and
heating (Networked/Non-networked)
Three-wire
ball valve
Normally
closed
valve
Installation and Wiring diagram
● Check the wiring before powering on the unit. Wrong
wiring may damage the wired controller.
● This product must be installed by a specialized technician.
Do not connect cables when the unit is active.
● Do not connect the neatral and live wires to the X/Y/E
ends. Otherwise, the wired controller will be burnt.
EN