· Connection
Remove the cover of the solar inverter before connecting an interface cable. Pay heed to all safety hints (Pages 90 and 91).
You will find the necessary cable terminal block with the RS 485+, RS
(see figure on the left). Note the following terminal configuration:
RS 232: GND, RX, TX
RS 485: RS 485+, RS 485-
(The remaining signals, TX2 and RX2, are only for service purposes.)
Use a small screwdriver. Press the orange terminal. The terminal will open.
Insert the cable stripped to a minimum of 11 mm into the respective terminal hole.
Release the screwdriver. The cable is fixed in the connection.
Once again, check that the cable connec-
101 tion is firmly located.
Seal the unrequired cable glands by placing a spare piece of cable in the gland hole and tightening with the screw clamp.
Please heed the description on the
Sunways NT Monitor software in
Chapter 3.2.
EN