Moxa Technologies NPort 5250A Quick Installation Guide

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Pin Assignments
Ethernet Port Pinouts
Pin No.
Ethernet
1
Tx+
2
Tx-
3
Rx+
6
Rx-
NPort 5210A—DB9 male (RS-232) port pinouts
Pin No.
RS-232
1
DCD
2
RxD
3
TxD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
–
NPort 5230A—Terminal Block (RS-422/485) port pinouts
Pin No.
RS-422/485-4W
RS-485-2W
1
TxD+(B)
–
2
TxD-(A)
–
3
RxD+(B)
Data+(B)
4
RxD-(A)
Data-(A)
5
GND
GND
NPort 5250A—DB9 male (RS-232/422/485) port pinouts
Pin No.
RS-232
RS-422/485-4W
RS-485-2W
1
DCD
TxD-(A)
–
2
RxD
TxD+(B)
–
3
TxD
RxD+(B)
Data+(B)
4
DTR
RxD-(A)
Data-(A)
5
GND
GND
GND
6
DSR
–
–
7
RTS
–
–
8
CTS
–
–
9
–
–
–

Moxa Technologies NPort 5250A Specifications

General

Certification	CE, FCC EN 55022 Class A, FCC Part 15 Subpart B Class A EN 55024 EN 61000-4-4 EN 61000-4-5
Serial interface type	RS-232/422/485
Serial ports quantity	1
Supported network protocols	ICMP, IPv4, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMP V1, HTTP, SMTP, IGMP V1/2
Storage temperature (T-T)	-40 - 75 °C
Operating temperature (T-T)	0 - 60 °C
Operating relative humidity (H-H)	5 - 95 %
Safety	UL 60950-1, EN 60950-1

Weight and Dimensions

Weight	340 g
Dimensions (WxDxH)	77 x 111 x 26 mm