ECR International Dunkirk DMG-240 Installation, Operation & Maintenance Manual page 45

FIGURE 8-14 Example Of Hydronic Circuit With DHW Indirect Water Heater
10 K Ω
• Connect Indirect tank sensor to Tdhw terminals as
described in section 8.11.
• Connect CH (Central Heating) pump on terminal N-L
"Pump" of control PCB (SCU-02) see section 8.8.
• Connect DHW (Domestic Hot Water) pump on terminal N-D
"3wV" of control PCB (SCU-02) see section 8.8.
FIGURE 8-15 Example Of System Shutdown Input Connection
Example below shows connection of shutdown input for system connecting to auxiliary board. See section 8.6.
8 - ELECTRICAL CONNECTIONS
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PN 240011656 REV. K [11/01/2020]