Delta RPI-H3 Owner's Manual

19
5.4.1 RS-485 Connection
The pin definition of RS-485 is shown as in Table 5-2 and protocol settings are
listed in Table 5-3. The wiring of multi-inverter connection is shown as figure
5-6. .
Table 5-2 Definition of RS485
PIN FUNCTION
1 N/C
2 N/C
3 N/C
4 DATA-
5 DATA+
6 N/C
7 GND
8 12 Vdc
Figure 5-6 Multi-inverter connection illustration
Table 5-3 RS-485 data format
RS-485 Data format
Baud rate 9600
Data bit 8
Stop bit 1
Parity N/A

Delta RPI-H3 Specifications

General

Brand	Delta
Model	RPI-H3
Category	Inverter
Language	English