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Models
Model |
Number of serial ports |
NS-2250-16 |
16 ports |
NS-2250-32 |
32 ports |
NS-2250-48 |
48 ports |
Appearance
Front of NS-2250
Rear of NS-2250
Specification
ower voltage |
AC100V-240V±10% |
Power frequency |
50/60Hz±3Hz |
Current consumption |
AC 100 V: 0.32 A (maximum)
AC 240 V: 0.18 A (maximum) |
Power consumption |
AC 100 V: 17 W (maximum)
AC 240 V: 17 W (maximum) |
Dimensions |
Width |
425.5mm |
Depth |
261.1mm |
Height |
43.7mm |
Weight |
About 3.4 kg |
Environmental conditions |
Operation |
5 to 40 °C, 15 to 85% RH (no condensation) |
Storage |
-10 to 60 °C, 90% RH or less (no condensation) |
Supported standards
Item |
Standards / Regulations |
Safety |
IEC 60950-1:2005 (2nd Edition); Am 1:2009 + Am 2:2013 and/or
EN 60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 |
UL 60950-1, 2nd Edition: Safety of Information Technology Equipment,
Rev. October 14, 2014 |
Emissions |
FCC Part15, Subpart B Class A |
EN 55032:2012 Class A |
EN 61000-3-2:2014 |
EN 61000-3-3:2013 |
Immunity |
EN 55024:2010 |
EN 61000-4-2:2009 |
EN 61000-4-3:2006+A1:2008+A2:2010 |
EN 61000-4-4:2012 |
EN 61000-4-5:2006 |
EN 61000-4-6:2009 |
EN 61000-4-8:2010 |
EN 61000-4-11:2004 |
Features
Port Access |
Telnet/SSHv2/IPsec(Tunnel mode) |
Direct mode/Select mode |
Simultaneously access by multiple users per port |
Operating(Read/Write)/Monitoring(Readonly) |
Authentication |
local user, TACACS+, RADIUS |
Storing port logs to |
RAM, internal flash memory, NFS |
Sending port logs to |
syslog, e-mail(SMTP), FTP, TFTP |
Package contents
-
Rack mount bracket
-
NS-354 DB9-RJ45 Adapter
-
Ethernet Cable
-
USB memory / strap clamp
- AC power cable clamp
- Readme
first
System software
Manual
MIB
Cabling Reference
Declaration of Conformity
Catalog
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