ICP DAS USA GW-7553-B User Manual page 8

Figure 3 Pin assignment of GW-7553-B / GW-7553-M
Table 3 9-pin screw terminal block
Pin Name
1 CTS
2 RTS
3 RX
4 TX
5 GND
6 -
7 -
8 +VS
9 GND
Table 4 RJ-45 socket
GW-7553-B / GW-7553-M PROFIBUS/Modbus TCP Gateway User Manual (Version 1.35, May/2017)
PAGE: 8
Description
Clear to Send of RS-232
Request to Send of RS-232
Receive Data of RS-232
Transmit Data of RS-232
GND of RS-232
N/A
N/A
V+ of Power Supply(+10 ~ +30 V
GND of Power Supply
)
DC