5 Electrical Connection User Manual
The dry contacts only support passive switch signal input.
The following figure shows the typical application of local stop dry contact.
figure 5-10 Local stop contact
figure 5-11 Daisy chain topology
When wiring DI dry contacts, ensure that the maximum wiring distance meet the requirements
in 10.2 Wring Distance of DI Dry Contact.
5.14.2 Wiring Procedure
Connection method of the dry contacts is similar to that of the RS485 terminal block.
Refer to the wiring of terminal block described in chapter 5.13.3 Connection Procedure(Ter
minal Block)to implement fault output, emergency shutdown and NS protection.
For NS protection(including passive valid), enable the function on iSolarCloud, refer to 7.8.2
Operation Parameters.
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