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NPort® S8455 Series
Device Connectivity
Serial-to-Ethernet Device Servers >
9
Ordering Information
Pin Assignment
Available Models
NPort DE-211: 1-port RS-232/422/485 device server with 10 Mbps Ethernet connection
NPort DE-311: 1-port RS-232/422/485 device server with 10/100 Mbps Ethernet connection
Optional Accessories (can be purchased separately)
NP21101: DB25 male to DB9 female cable for RS-232 transmission, 30 cm (for DE-211)
NP21102: DB25 male to DB9 male cable for RS-232 transmission, 30 cm (for DE-211)
NP21103: DB25 male terminal block kit for RS-422/485 transmission (for DE-211)
TB-M25: DB25 male DIN-Rail wiring terminal (for DE-211)
TB-M9 (for DE-311): DB9 male DIN-Rail wiring terminal (for DE-311)
DK-35A: Mounting Kit for 35-mm DIN-Rail
Package Checklist
• NPort DE-211 or DE-311 device server
• Power adapter
• Documentation and software CD
• Quick installation guide (printed)
• Warranty card
Dimensions
Unit: mm (inch)
NPort
®
DE-311 NPort
®
DE-211
NPort
®
DE-211
(RS-232/422/485, DB25 female connector)
13 Power GND for 12-30 VDC
12 Unreg. 12-30 VDC (in)
10 Power GND for 5 VDC
9 Reg. +5 VDC (out)
8 DCD (in)
7 SGND
6 DTR (out)
5 RTS (out)
4 CTS (in)
3 TxD (out)
2 RxD (in)
1 Do not use this pin*
25
RXDA(-) / DATAA(-)
RXDB(+) / DATAB(-)
DSR (IN) 20
TXDA (-) 15
TXDB (+) 14
PIN RS-232 RS-422 RS-485-2w
1 DCD RxD-(A) –
2 TxD RxD+(B) –
3 RxD TxD+(B) Data+(B)
4 DSR TxD-(A) Data-(A)
5 GND GND GND
6 DTR CTS-(A) –
7 CTS CTS+(B) –
8 RTS RTS+(B) –
9 – RTS-(A) –
NPort
®
DE-311
(RS-232/422/485, DB9 female connector)
5 4 3 2 1
9 8 7 6
DE-311 RS-232/422/485 Device Server
Express
PWR
Link
Ready
Serial
DC-IN
RESET 10/100M
Ethernet
100.4 (3.95)
12.5
(0.49)
22.0
(0.87)
21.3
(0.8)
42.3 (1.67)
22.0 (0.87)
22.0
(0.87)
67.0 (2.64)
25 (0.98)
90.2 (3.55)
78 (3.07)
O 6
(0.24)
O 4
(0.16)
O 7
(0.28)
ON
1 2 3
SW
Serial
Connection
ON
OFF
Console
(19200,N,8,1 )
RS-485 ADDC
RS-422
RS-232
Data
Comm.
ON
ONON
OFF
OFF OFF
RS-485 by RTS
ON OFF
Interface Mode
SW3
SW2
SW1
RS-232
DE-211 RS-232/422/485 Device Server
Express
PWR
SW1
Serial
Connection
RS-232
Console
Data
Comm
ON
OFF
SW2
ON
ON
ON
ON
OFF
OFF
Link
Ready
Serial Tx
Serial Rx
SW3
OFF
ON
OFF
ON
OFF
ON
Serial Interface Mode
RS-232
RS-422
4-Wire RS-485 by RTS
4-Wire RS-485 by ADDC
2-Wire RS-485 by RTS
4-Wire RS-485 by ADDC
SW4
ON
ON
OFF
OFF
OFF
ON
Serial
DC-IN
SW
ON DIP
1 2 3 4
RESET 10BaseT
Ethernet
100.4 (3.95)
12.5
(0.49)
22.0
(0.87)
21.3
(0.8)
42.3 (1.67)
22.0 (0.87)
22.0
(0.87)
67.0 (2.64)
25 (0.98)
90.2 (3.55)
78 (3.07)
O 6
(0.24)
O 4
(0.16)
O 7
(0.28)
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