2.4 Wire Connection
The I-7530/I-7530T, I-7530-FT, and tM-7530 are RS-232 DCE devices, and uses the D-sub 9
pins female connector for the RS-232 interface. The following figure describes the wire
connection between the PC and the modules.
Figure: Connects the I-7530/I-7530T, I-7530-FT, or tM-7530 to the PC
The I-7530A has one UART port with three kinds of interfaces. The following figure is the wire
connection of the I-7530A to other UART device. When users use the RS-485 or RS-422
interface, it is strongly recommend to use twisted pair cable for the communication media.
Figure: The UART wire connection to the I-7530A
I-7530, I-7530-FT, I-7530A, I-7565, tM-7530, tM-7530A, tM-7565 User Manual Version 1.5
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