B&B Electronics GW-7552 - Manual - Manual (Page 8)

GW-7552 PROFIBUS/MODBUS GATEWAY User Manual (Version 1.40, Apr/2012) PAGE: 8
Table 3 14-pin screw terminal block
Pin Name Description
1 D+ Data+ of RS-485
2 D- Data- of RS-485
3 - N/A
4 TX+ Transmit Data+ of RS-422
5 TX- Transmit Data- of RS-422
6 RX+ Receive Data+ of RS-422
7 RX- Receive Data- of RS-422
8 - N/A
9 RX Receive Data of RS-232
10 TX Transmit Data of RS-232
11 GND GND of RS-232
12 - N/A
13 +VS V+ of Power Supply(+10 to +30VDC)
14 GND GND of Power Supply
Table 4 PROFIBUS DB9 Female Connector
Pin Name Description
1 - N/A
2 - N/A
3 B Non-inverting Bus Line
4 ISODE Isolated DE output for use in PROFIBUS
applications where the state of the isolated drive
enable node needs to be monitored.
5 GND Power supply ground for the first node and the last
node
6 VP +5V Power Supply for the first node and the last
node
7 - N/A
8 A Inverting Bus Line
9 - N/A