NB2800
User Manual for NRSW version 4.5.0.100
Isolated 5-wire RS-232 Port Specification (Option Sb)
The isolated 5-wire RS-232 port has the following specification (bold characters show the default con-
figuration):
Feature Specification
Protocol 5-wire RS-232: GND, TXD, RXD
Baud rate 600, 1 200, 2 400, 4 800, 9 600, 19 200, 38 400,
57 600, 115 200, 230 400, 460 800, 921 600
Data bits 7 bit, 8 bit
Parity none, odd, even
Stop bits 1, 2
Software flow control none, XON/XOFF
Hardware flow control none
Galvanic isolation to enclosure 1500 VDC
Max. cable length 10 m
Cable shield mandatory
Connector type RJ45
Table 3.26.: Isolated RS-232 Port Specification
Pin Signal
1 RTS (output)
2 -
3 TXD (output)
4 GND
5 GND
6 RXD (input)
7 -
8 CTS (input)
Table 3.27.: Pin Assignments of RJ45 RS-232 Connector
31
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