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Delta RPI Series User Manual

Delta RPI Series
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RS-485端子的定义如表4-7。不同的RS-485连接方式,其终端电阻设定方式亦
有所不同。
• 当逆变器为单台安装时,安装者需将该台之终端电阻设置为ON。
当逆变器为多台串联时,安装者需将最后一台逆变器之终端电阻设置为ON,
其余机子则为OFF。请参考图4-8。
终端电阻的设定方式请参考表4-8。
Pin Function
1 VCC (+12V)
2 GND
3 DATA+
4 DATA-
5 DATA+
6 DATA-
表4-7 : RS-485端子定义
图4-8 : 多台逆变器串接通讯
4.4.1 RS-485之连接
Data Format:
Baud rate: 9600, 19200 (default), or 38400
Data bits: 8
Stop bit: 1
Parity: N/A
RS485/USB
or
RS485/RS232
Terminal Resistor
120Ω(1/2W)
DATA+ to DATA-
1 2 3 4 5 6
103
配线

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Delta RPI Series Specifications

General IconGeneral
BrandDelta
ModelRPI Series
CategoryInverter
LanguageEnglish

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