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3.6.4 Dry Contact Connection
M15A_220 / M20A_220 provides 2 sets of dry contacts, which can be used to
control external devices according to the operating status of the inverter.
The terminal block for this function is shown in Figure 3-21. The terminals marked
in the figure identify the dry contact connection.
The dry contacts operation are usually open. User can customize the function
of this contact through the settings in the "Control setting" page of the APP or DSS.
Figure 3-21: Dry Contact connection
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Dry Contact B
Dry Contact A
Installation
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