2017717_b•en•2016-11-01
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18
WAREMA climatronic® 3.x
Installation and connection
5.2 onnecting weather station
The weather stations are equipped with a terminating resistor of 120 Ω
activated at the factory. If the weather station is not positioned at the
beginning or end of the bus line, the installed terminating resistor must be
deactivated by reconnecting the jumper (
see Fig. 9
).
1 2 3 4
Weather station
Onsite junction box
From previous
bus device
X1
J1
Bus A
0V
A
B
24V
Bus B
0 V
24 V DC
CAT line, weather-proof
Network closed (120 Ω)
Network open
Plug connector J1
Bus A
Bus B
0 V
24 V DC
To next
bus device
1 2 3 4
Weather station
Onsite junction box
From previous
bus device
JY(St)Y 4×2×0.8 mm ø
X1
J1
Bus A
0V
A
B
24V
Bus B
0 V
24 V DC
4xAWG 26C UL black
Network closed (120 Ω)
Network open
Plug connector J1
Weather station
at the end of
the bus line
Weather station
in the middle of
the bus line
Fig. 9
Weather station connection examples
