Multi-Tech Systems MultiModem GPRS RS-232 - Manual (Page 2)

Highlights
Applications. With packet data speeds up to 85.6K bps,
the MultiModem GPRS wireless modem is targeted at
applications which periodically need to send or receive data
over a wireless network. It is ideal for:
• Automated machine-to-machine (M2M)
• Public Safety/Emergency Services
• Public Transit
• Remote Industrial, Medical, Environmental, Monitoring
• Remote diagnostics
• Security Systems
• Telemetry/Remote Metering
• Vehicle Tracking/Fleet Management/AVL
Reduces Development Time. The MultiModem GPRS wireless
modem can make your existing and next generation device
communication-ready without requiring any hardware
changes to its design. It actually provides faster time-
to-market because it relieves the burden and expense of
obtaining PTCRB and RF approvals. This complete, ready-to-
deploy wireless modem allows you to enhance your product
while you focus on developing its core features.
Packet-switched Data. The MultiModem GPRS wireless modem
supports GPRS Class 10 packet-switched cellular data.
This enables mobile Internet functionality by allowing
interworking between the existing Internet and the cellular
network at speeds up to 85.6K bps. Any service that is used
over the fixed Internet today – File Transfer Protocol (FTP),
web browsing, chat, e-mail, telnet is available over the
cellular network as well. It includes support for PBCCH,
coding schemes: CS1 to CS4 and is compliant with SMG31bis.
Circuit-switched Data. The MultiModem GPRS wireless
modem also supports GSM circuit-switched cellular data
connections. Circuit-switched data connections support
speeds up to 14.4K bps, as well as MNP 2 error correction,
V.42bis compression. CSD cellular wireless connections
are ideal for applications that require a quick wireless
replacement of an existing point-to-point analog dial-up
connection. They integrate seamlessly with your current
application requiring little infrastructure change.
Short Message Services. The MultiModem GPRS wireless
modem offers SMS features such as text and PDU, point-to-
point (MT/MO) and cell broadcast.
Internet-enabled. The MultiModem GPRS wireless modem
includes an embedded TCP/IP protocol stack to bring Internet
connectivity to any device without making changes to its
hardware design. Using the Internet protocols and the
wireless connection to an IP network, the modem sends and
receives data over the Internet.
Voice Features. The MultiModem GPRS wireless modem
provides telephony and Dual Tone Multi Frequency (DTMF)
transmission functionality. It also allows for emergency calls
as well as echo cancellation and noise reduction (option),
and full rate, enhanced Full Rate and Half Rate (FR/EFR/HR).
Compatible Supplementary Services. The MultiModem GPRS
wireless modem is compatible with supplementary services
such as call forwarding, call barring, multiparty, call waiting
and call hold, calling line identification, advice of charge,
USSD, closed user group and explicit call transfer.
Management Features. The MultiModem GPRS wireless modem
provides advanced management features including phone
book management, fixed dialing number, real time clock and
alarm management.
Industrial Chassis. The MultiModem GPRS wireless modem
is packaged in a rugged, industrial chassis with an SMA
antenna connector. It can be desktop or panel mounted and
features numerous LEDs providing operational status.
Multiple Interface Options. The MultiModem GPRS wireless
modem is designed around a broad range of interface options
including RS-232, USB and Ethernet to provide you with
seamless connectivity for your application. Each interface
option offers unique features and benefits related to the
technology it supports.
Serial Connectivity. The MultiModem GPRS wireless modem
with a serial interface utilizes RS-232 or USB to connect to
any serial device to provide access to the Internet. The
RS-232 model supports DTE speeds of 115.2K bps and
provides a DE-15 voice/data interface and permanent
screw-type power connector. The USB model provides for
the easiest modem installation. The USB interface features a
12M bps serial connection and utilizes an RJ-9 jack for voice
connectivity. In addition, it is host-based USB powered which
means no external power supply is required.