Appearance And Pin Assignments - ICP DAS USA SMS-531 User Manual

2.2 Appearance and Pin Assignments

Pin assignments of SMS-531
Power Input
Terminal No.
N/A
GND
Initial
Power Input:
10 ~ 30 VDC
Frame Ground
Pin
Assignment
01 N/A
02 N/A
03 N/A
04 GND
05 Init
06 DC.+VS
07 DC.GND
08 F.G
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SMS-531 User's Manual v1.1
COM Port
Terminal No.
COM3 01
RS-485 02
03
COM2
04
RS-232
05
N/A 06
07
COM1
RS-232
08
Pin
Assignment
D-
D+
TxD2
RxD2
GND
N/A
TxD1
RxD1