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32
1. Installation
1.2.1
Data communication / Bus
Temp. Sensor
Pt1000
S1
S2
S3
S4
VBus
1
2
3
4
5
6
7
8
VBus
connection clamps
1.2.2
Allocation of terminals for system 1
S1
R1-V
R1
S4 / TRF
T4A
R1
1 (1) A (220 ... 240) V~
R1-V
2 (1) A (220 ... 240) V~
N
N
R1-V
9 10
12
13
14
15
16
17
®
S3
S2
The controller comes with a VBus
nication and energy supply of external modules. The
connection is effected with optional polarity at the
clamps marked with„VBus". Via this data Bus you can
install one or more VBus
•
large display GA3 / SD3
R1
N
L
•
Data logger, DL2
18
19
20
•
Data teleindication
Additionaly, the controller can be connected to the PC
with the help of a RS-COM adapter. With the Service-
Center Software (RSC) the controller parameters can be
changed, measurements can be read out, processed
and visualised. The software enables an easy function
control and adjustment of the system.
Standard solar system with 1 store, 1 pump and 3
sensors. The sensor S4 / TR can be optionally used for
heat quantity measurement.
VBus
R1-V
9 10
for data commu-
®
modules, e.g.:
®
Symbol
Specification
S1
collector sensor
S2
store base sensor
S3
store top sensor,
(optional)
S4 / TR
sensor for heat quantity
measurement (optional)
R1
solar pump
R1-V
valve (optional)
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