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© 2019 United Technologies Corporation. 

P/N 1072772-EN • REV C • ISS 01FEB19 

Interlogix is part of UTC Climate, Controls & Security, a unit of United Technologies Corporation.  All rights reserved. All trademarks are the 
property of their respective owners. Information in this document is subject to change without notice. 

 

NS3550-8T-2S Quick Installation Guide 

Figure 1: NS3550-8T-2S Industrial L2+ Multi-Port Managed 
Ethernet Switch 

 

Package contents 

Thank you for purchasing the NS3550-8T-2S IFS L2+ industrial 
managed switch. The description of this model is as follows: 

 

Industrial L2+ 8-Port 10/100/1000T 

 

+ 2-Port 100/1000X SFP Managed Switch  

Unless specified, the term “industrial managed switch” 
mentioned in this quick installation guide refers to the NS3550-
8T-2S. 

Open the box of the industrial managed switch and carefully 
unpack it. The box should contain the following items: 

 

The industrial managed switch × 1 

 

Quick installation guide × 1  

 

CD with user manual × 1 

 

DIN rail kit × 1 

 

Wall mounting kit × 1 

 

Dust cap (see the table below) 

 

 

RJ45 Dust Cap 

SFP Dust Cap 

NS3550-8T-2S 

If any of these are missing or damaged, contact your dealer 
immediately. If possible, retain the carton including the original 
packing materials for repacking the product in case there is a 
need to return it to us for repair. 

Requirements 

The industrial managed switch provide

s a

 remote login 

interface for management purposes. The following equipment 
is necessary for further management: 

 

Workstations running Windows

®

 XP / 2003 / Vista / 7 / 8 / 

2008 / 10, MAC OS X or later, Linux, UNIX, or other 
platforms are compatible with TCP/IP protocols. 

 

Workstations are installed with Ethernet NIC (Network 
Interface Card). 

 

Serial port connection (Terminal) 

 

The above workstations come with a COM Port (DB9) 
or USB-to-RS-232 converter. 

 

Ethernet port connection 

 

Network cables – Use standard network (UTP) cables 
with RJ45 connectors. 

 

The above workstations have a web browser and 
JAVA runtime environment plug-in installed. 

Note

: We recommend using Internet Explorer 8.0 or later to 

access the industrial managed switch. If the web interface of 
the managed switch is not accessible, turn off the anti-virus 
software or firewall and then try it again. 

Wiring the power inputs 

The upper panel of the industrial managed switch indicates a 
DC inlet power socket and consists of one terminal block 
connector within six contacts. Follow the steps below to insert 
the power wire: 

1.  Insert the positive/negative DC power wires into contacts 1 

and 2 for Power 1, or 5, and 6 for Power 2. 

NS3550-8T-2S: DC 12 to 48 V 

Figure 2: Managed industrial switch upper panel 

 

 

Summary of Contents for NS3550-8T-2S

Page 1: ...acking materials for repacking the product in case there is a need to return it to us for repair Requirements The industrial managed switch provides a remote login interface for management purposes The following equipment is necessary for further management Workstations running Windows XP 2003 Vista 7 8 2008 10 MAC OS X or later Linux UNIX or other platforms are compatible with TCP IP protocols Wo...

Page 2: ...vice while the AC power cord is plugged in This is not a hot swappable switch Hot swapping this device will result in damage DIN rail mounting installation To replace the wall mount application with DIN rail application on industrial gigabit Ethernet switch refer to the following figures to screw the DIN rail on the industrial gigabit Ethernet switch To hang the industrial gigabit Ethernet switch ...

Page 3: ...100 and the default subnet mask is 255 255 255 0 Figure 3 IP management diagram Logging in to the industrial managed switch 1 Use the Internet Explorer 8 0 or later web browser and type the IP address http 192 168 0 100 the factory default IP address to access the web interface 2 When the following dialog box appears enter the default user name admin and password admin or the password you have cha...

Page 4: ... Click the Save Configuration button Resetting the switch to default To reset the IP address to the default IP address 192 168 0 100 and the user password to factory default mode default password is admin press the hardware reset button on the front panel for about 10 seconds After the device is rebooted log in to the management web interface within the same subnet of 192 168 0 xx and default pass...

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