Installation (for engineers only)
Logamatic SC40 - Technical specifications are subject to change without prior notice.
26
4
4.4.14
Configuration diagram H4 - heating boost system with East/West aspect func-
tion and external heat exchanger
Fig. 20
R1
Solar circuit pump 1
R2
Heat exchanger pump
R3
Anti-icing system valve (optional)
R4
Solar circuit pump 2
R5
Return flow boost valve
S1
Collector temperature sensor FSK, field 1
S2
Cylinder bottom temperature sensor
S3
Heating return temperature sensor
S4
Cylinder top temperature sensor (required for shutdown at 95 °C)
S5
Collector temperature sensor FSK, field 2
S6
Cylinder centre temperature sensor
S7
Temperature sensor on external heat exchanger (heat meter flow)
S8
Return heat meter temperature sensor (optional)
WMZ
Heat meter (optional)
WMZ
R1
S1
R4
S5
S2
S8
S7
R3
S4
S6
R2
R5 S3
7747006072-13.1 SD
S1 S2 S3 S4 S5 S6 S7 S8
I9
L
N
R1 N1 R2 N2 R3 R3 R4 R4 R5 R5
L3 N3 L4 N4 L5 N5
230V
AC
R4
R3
R5
R2
R1
S1 S2 S3 S4 S5 S6 S7 S8 WMZ