Logamatic SC40 - Technical specifications are subject to change without prior notice.
21
Installation (for engineers only)
4
4.4.9
Configuration diagram T7 - solar water heating with preheating stage charge
transfer and external heat exchanger
Fig. 15
R1
Solar circuit pump 1
R2
Heat exchanger pump
R3
Charge transfer pump
R5
Anti-icing system valve (optional)
S1
Collector temperature sensor FSK
S2
Cylinder 1 bottom temperature sensor
S3
Cylinder 1 top temperature sensor
S4
Cylinder 2 bottom temperature sensor
S6
Temperature sensor for external heat exchanger
S7
Flow heat meter WMZ temperature sensor (optional)
S8
Return heat meter temperature sensor (optional)
WMZ
Heat meter (optional)
WMZ
R1
S1
R3
S3
S2
S4
S8
S7
7747006072-29.1 SD
R2
S6
R5
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
R3
R5
R2
R1
S1 S2 S3 S4
S6 S7 S8 WMZ