Application 12
EI.65.D4.02
90
Wiring Type 1/230 V
Wiring Type 1/24 V
Input Type 1
Name Pin Common Description
S1 3 12 Water temperature on secondary side of common heat ex-
changer. Flow temperature, heat circuit 1. Must be con-
nected
S2 4 12 Return temperature
S3 5 12 Outdoor temperature (heat circuit 1). 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 Optional: Outdoor temperature, heat circuit 2
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