Application 17, Type 2 Only
EI.65.D4.02
113
Wiring Type 2
Input Type 2
Name Pin Common Description
S1 3 12 Flow temperature, heat circuit 1. Must be connected
S2 4 12 Return temperature, heat circuit 1
S3 5 12 Outdoor temperature. Must be connected
S4 6 12 Flow temperature, heat circuit 2. Must be connected
S5 7 12 Return temperature, heat circuit 2
S6 8 12 Upper storage tank temperature. Must be connected
S7 9 12 Lower storage tank temperature. Must be connected
S8 10 12 Default: Room temperature, heat circuit 1. Can be rede-
fined
S9 11 12 Default: Room temperature, heat circuit 2. Can be rede-
fined
S10 23 12 Charging temperature, hot-water circuit. Must be connected
S11 24 12 Return temperature, hot-water circuit
Output Type 2
Name Pin Neutral Description
P1 16 13 Circulation pump, heat circuit 1
P2 17 13 Circulation pump, heat circuit 2
P3 18 13 Charging pump in hot-water circuit
M1 19 12 Motor valve in heat circuit 1
M2 20 12 Motor valve in heat circuit 2
M3 21 12 Motor valve on primary side of heat exchanger in hot-water
circuit
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