Siemens RVL482 Installationsanleitung Seite 62

179 Bus power supply
180 Outside tempera-
ture source
en
182 DC 0...10 V heat
demand signal U1
183 DC 0...10 V heat
demand signal U2
Block "Contact H2"
184 Function when ter-
minals H2–M are
linked
Block "External inputs"
185 Effect when connec-
tion terminals H2–M
are linked
186 Demand for heat
when connection
terminals H2–M are
linked
187 Values of voltage
inputs
Building Technologies
A
(0 / A)
.........................
A
A / (00.01...14.16)
.........................
130 °C
(30...130)
...................
130 °C
(30...130)
...................
0
(0 / 1)
.........................
0
(0 / 1)
.........................
70 °C
(0...140)
...................
Display function
74 319 0619 0 a
0 = no bus power supply
through the controller
A = bus power supply through
the controller
No display means: Controller is
autonomous (no data bus pre-
sent)
Setting when supplied via the
data bus:
Segment and device number of
source, or
"A" for automatic identification of
source
Scaling for 10 V
°C
Scaling for 10 V
°C
0 = heat demand signal to heat
source
1 = heat demand signal to heat-
ing circuit
0 = constant
1 = minimum
°C
0 = solar radiation in W/m
1 = wind speed in m/s
2 = heat demand at terminal U1
in °C
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