Heatrae Sadia ELECTROMAX SOLAR Installation & Servicing Instructions Manual page 31

3.8.4 SOLAR COLLECTOR SENSOR CONNECTION
Connection of the solar collector sensor is made to the green terminal block on the solar
control PCB located behind the Electromax Solar control panel.
• Use the cable supplied with the collector panel kit.
• The cable may be extended using accessory 5122237
• Route the cable between the expansion vessels and through one of the 20mm cable glands
in the back panel.
• Connect one conductor to 1
• Connect one conductor to 1 M
If fitting an East West array there will be two collector sensore wires.
• Connect one West conductor to 1
• Connect one West conductor to 1 M
• Connect one East conductor to 1
• Connect one East conductor to 3 M
3.8.5 DIVERTOR VALVE CONNECTION
Connection of the divertor valve (East West models only) is made to the blue terminal block
on the solar control PCB located behind the Electromax Solar control panel.
• Route the cable via one of the 20mm cable glands in the back panel.
• Connect the brown conductor to A2
• Connect the blue conductor to A2 N
• Connect the green/yellow connector to PE
FIGURE 17: CONTROL PANEL CONNECTIONS
SOLAR CONTROL PCB
MAIN TERMINAL BLOCK
L1 L2 N2
B A N1
PE
PE
PE
PE
A3
N
A2
N
A1
N
L1
N
PE
PE
PE
PE
A3
N
A2
N
A1
N
L1
N
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