COM1 Jumper Setting
The Communication port of COM1 is set by CN4, CN5, CN6 (Mode) and CN7 (Termi- nal Resistor).
Figure 2.5 COM1 RS-232/485 and Terminal Resistor Settings
COM3 Jumper Setting
The Communication port of COM3 is set by CN9, CN10, CN11 (Mode) and CN12 (Terminal Resistor).
Figure 2.6 COM3 RS-232/485 and Terminal Resistor Settings
COM4 Jumper Setting
The Communication port of COM4 is set by CN14, CN15, CN16 (Mode) and CN1 7(Terminal Resistor).
Figure 2.7 COM4 RS-232/485 and Terminal Resistor Settings
Chapter 2 Installation
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