GRUPAd.o.o.
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2. Gateway exterior appearance & installation method
B.Installation place of gateway
Install the gateway near the master unit, because the gateway gets HOMEBUS data and slave
data from outdoor inverter master unit(KMR-280W/BP), you could install the unit as follows:
Install the gateway on the cover of the electrical box right side of Master unit, drilling a
hole on the site. Adopt the flat head tapping screw to fix the gateway, to prevent the wires
punctured by the wiresin the electric box.
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
item
AC
AC
NC
NC
5V
GND
M1
GND
SUB1
GND
SUB2
GND
SUB3
GND
HB1
HB2
LONA
LONB
LONA
LONB
Remarks
13.8V, non-polar
When ammeter connects external power supply,
there should be a resistor 10K between 5 and 7
Signal of slave unit 1
Signal of slave unit 2
Signal of slave unit 3
Communication bus line between indoor and
outdoor
Communication bus line of LonWorks