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[ VII Control ]
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HWE09080 GB
-19- DEMAND Control
Cooling/heating operation can be prohibited (Thermo-OFF) by an external input to the heat source units.
When DIP SW4-4 is set to ON, the 4-step DEMAND control is enabled.
Eight-step demand control is possible in the system with two heat source units.
Twelve-step demand control is possible in the system with three heat source units.
Refer to Chapter II [3] 2.(7) "Various types of control using input-output signal connector on the heat source unit (various con-
nection options)" for details.(page 22)