43
Unit Installation
When external passive contact switch is available for multiple units, the wiring board
9 and 10 of each unit should be wired to the dr
contact A and B.
Unit 1
Unit 2
3 Unit 16
When it is required to display errors of several units, the wiring terminals (3, 4) of each
unit should be wired to the wiring terminals HL2 (C, D) of the error indicator. (If it is
required to display the error of each unit independently, then the error indicator of each
unit should be wired independently to the corresponding error output wiring terminals
(3,4) of each unit.
Unit
Unit
When multiple modules have direct control over one water pump, wiring terminals 5
and 6 for one modular unit are connected to terminals E and F respectively of the AC
contactor (KM1) for the water pump, or 7 and 8 to E and F respectively of an AC
contactor
KM2
.
5
5 5 5
E
KM1
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