Installation manual

62
Wiring the Inverter
6.5.1 RS485 Connection
The pin denition of RS485 is shown in Table 6.3. The wiring of multi-inverter connections is
shown in Figure 6.16.
PIN FUNCTION
4 GND
7 DATA+
8 DATA-
Table 6.3.: Denition of RS485 pin
4 GND
7 DATA+
8 DATA-
Inverter #1* Inverter #2 Inverter #N
Every inverter must have a different ID setting in the same chain.
Terminal Resistor:
120Ω (0.5W)
Data + to Data -
*Activate the Terminal Resistor by setting
the internal dip switch no. 2 to on. See Figure 6-17 for this procedure.
Figure 6.16.: Multi-inverter connection illustration