
MultiConnect™ SS
Serial-to-Serial Device Server
The MultiConnect™ SS serial-to-serial device server enables installed serial devices to connect to an IP network 
for remote monitoring, control and configuration. The device server provides transparent serial data-to-Internet 
protocol conversion, eliminating the need for any hardware modifications. Simply install it between a serial device 
and an analog, ISDN or wireless modem to make your existing device, machine or system, IP-ready.
Benefits
• IP-enable virtually any serial device
• Transparent TCP/IP protocol conversion
• Compact, rugged industrial chassis
Features
• Serial interface supports DTE speeds to 230K bps
• Embedded TCP/IP stack
• High performance processor runs ARP, Bridging, DHCP, DNS, 
FTP, ICMP, IP, POP3, SMTP, TCP, Telnet, TFTP, SNMP, SNTP and 
UDP protocols
• External and RS-232 power options
• DTE-to-DCE serial connectivity
• Command line interface
• Flash memory to update firmware with the latest 
enhancements
• Desktop or panel mounting
• Numerous LEDs provide operational status
• Two-year warranty

Highlights
Applications. The MultiConnect SS device server will IP-enable 
virtually any device to provide for remote monitoring, control 
and configuration of any system. The solution is ideal for the 
following applications:
• Appliances
• ATM terminals
• Credit card and check 
verification systems
• Data collection
• Industrial and medical 
remote monitoring systems
• Point-of-sale terminals
Internet-enable Virtually Any Device. The MultiConnect SS 
device server provides the powerful ability to IP-enable serial 
devices allowing more options for data acquisition, device 
management, and industrial control than would otherwise 
be available. The device server includes an embedded TCP/IP 
protocol stack that provides transparent serial data-toInternet protocol conversion, eliminating the need for any 
hardware modifications. Simply install it between a serial 
device and an analog, ISDN or wireless modem to send and 
receive data over the Internet.
Reduces Development Time. The MultiConnect SS device 
server actually provides faster time-to-market because it 
relieves the burden and expense of writing and maintaining 
Internet applications. The complete, ready-to-integrate 
device server allows you to enhance your product while you 
focus on developing its core features.
• Remote diagnostics
• Remote metering
• Security systems
• Ticketing machines
• Vending/gaming machines
• And more...
Specifications
Connectors
2- RS-232, DB9
Power Requirements
MTS2SA-T: 
250mA typical/305mA maximum @ 9V DC
MTS2SA-T-R: 
190mA typical/245mA maximum @ 5VDC, 
100mA typical/120mA maximum @ 10VDC,  
69mA typical/83mA maximum @ 15VDC,  
54mA typical/65mA maximum @ 20VDC,  
45mA typical/55mA maximum @ 25VDC
Physical Description
3.5" w x 2.1" h x 0.98" d; 3.4 oz.  
(8.8 cm x 5.3 cm x 2.4 cm; 96 g)
Operating Environment
Temperature Range: +32° to +120° F (0° to +50° C) 
Humidity Range: 25-85% noncondensing
Certifications
CE Mark 
EMC: FCC Part 15 Class A, EN 55022, EN 55024 
Safety: cUL, EN 60950, UL 60950
Industrial Chassis. The MultiConnect SS device server is 
packaged in a rugged, industrial chassis with two RS-232 
interface connectors. It can be desktop or panel mounted. 
Numerous LEDs provide visual monitoring of speed, link, 
activity, operational status and power. It is available with 
external or RS-232 power options.
Firmware Upgrades. Features flash memory, which allows for 
easy firmware updates. These upgrades allow the user to stay 
current with the latest enhancements that Multi-Tech has to 
offer.
Comprehensive Service and Support. The Multi-Tech 
commitment to service means we provide a two-year product 
warranty and service that includes free telephone technical 
support, 24-hour web site and ftp support.
World Headquarters
Tel: (763) 785-3500 
  (800) 328-9717
www.multitech.com
Copyright © 2005 by Multi-Tech Systems, Inc. All rights reserved. 9/05  86002053
EMEA Headquarters
Multi-Tech Systems (EMEA) 
United Kingdom
Tel: +(44) 118-959 7774
Ordering Information
Product  Description  Region
MTS2SA-T  Serial-to-Serial Device Server + IP  Global 
  (External Power, US Cord) 
MTS2SA-T-R  Serial-to-Serial Device Server + IP  Global 
  (RS-232 Power) 
* Specify country when ordering.
Made in Mounds View, MN, U.S.A.
Trademarks / Registered Trademarks: MultiConnect, Multi-Tech, and the 
Multi-Tech logo: Multi-Tech Systems, Inc. / All other products and technologies 
are the trademarks or registered trademarks of their respective holders. 
Multi-Tech Systems (EMEA) 
France
Tel: +(33) 1 64 61 09 81