Sorel LHCC - Page 20

Program 20 mixed PWM heating circuit, DHW and storage transfer
Terminal: Connection: Terminal: Connection:
- GND N Neutral conductor N
S2 Buffer sensor L Network outer conductor L
S3 DHW sensor R1 Heating circ.pump/ Cir-
culation pump
S5 Flow sensor R2 DHW-pump
V1 PWM mixer
S6 Outdoor sensor
+24V 24V voltage output
Max. external
devices 24V/6W
Program 21 mixed heating circuit, DHW, storage transfer and burner
Terminal: Connection: Terminal: Connection:
- GND N Neutral conductor N
S2 Buffer sensor L Network outer conductor L
S3 DHW sensor R1 Heating circ.pump/ Cir-
culation pump
S5 Flow sensor R2 Mixer open
V1 Heat transfer pump R3 Mixer close
S6 Outdoor sensor R4| Burner
+24V 24V voltage output
Max. external devices
24V/6W
R4 Burner
Program 22 mixed heating circuit. DHW, storage transfer and heat
pump
Terminal: Connection: Terminal: Connection:
- GND N Neutral conductor N
S2 Buffer sensor L Network outer conductor L
S3 DHW sensor R1 Heating circ.pump/ Cir-
culation pump
S5 Flow sensor R2 Mixer open
V1 Heat transfer pump R3 Mixer close
S6 Outdoor sensor R4| Compressor
+24V 24V voltage output
Max. external
devices 24V/6W
R4 Compressor
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