Application 8
EI.65.D4.02
72
Output Type 1
Name Pin Neutral Description
P1 18 13 Circulation pump, heat circuit
P2 19 13 Pump supplying primary side of heat exchanger in hot-
water circuit
P3 20 13 Charging pump in hot-water circuit
M1 16, 17 13 Motor valve on primary side of common heat exchanger
16: Close. 17: Open
M2 23, 24 13 Mixing valve on primary side of hot-water circuit
23: Reduce temperature. 24: Increase temperature
Note:
P4, the circulation pump of the hot-water circuit is not controlled by the ECL
2000.
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