GMV5 Home DC Inverter Multi VRF Units
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any one hydro box, but all the connected units should be hydro boxes. The addresses of
those two wired controllers should be different. Please refer to section 4.3.2.2 for the
setting method. The total quantity of hydro box controlled by wired controller can't be
more than 3 sets and all connected hydro boxes must be within the same network.
(4) When one (or two) wired controller(s) control(s) multiple hydro boxes at the same time,
the controlled hydro boxes' settings should be the same.
(5) Network wiring between wired controller and hydro box must follow one of the four
wiring methods as shown in Fig 3.4-3.7. As for the connection method shown in Fig 3.5
and 3.7, there should be only one master wired controller (address 01) and one slave
wired controller (address 02). There can't be more than 2 wired controllers.
4.3.1.4 Installation
Figure above is a simple installation process of wired controller. Please pay attention to the
following matters:
(1) Before installation, please cut off the power for hydro boxes.
(2) Pull out the 2-core twisted pair from the installation hole on wall, and then pull this wire
through the wiring hole at the rear side of the soleplate of wired controller.
(3) Stick the soleplate of wired controller on the wall and use screw M4x25 to fix the
soleplate onto the installation hole on wall.
(4) Connect the 2-core twisted pair to H1 and H2 wiring column and then tighten up the
screws.
(5) Bundle the panel and soleplate of wired controller together.
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