Siretta LC400-GPRS

linkCONNECT LC400 GPRS Socket Modem

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Key Features
  • Smart, self managing modem
  • Auto detection of networks
  • Agnostic of connected equipment or operating syste
  • Automatically delivers all data presented to it
  • Adds GSM connectivity to dumb equipment - simply
  • Automatically connected cellular connection
  • Simple to set up and configure via text commands

The LC400 4G / LTE socket modems are fully designed, developed and ready to integrate into your equipment, easily, and with a low overall cost.

The linkCONNECT LC400 series of self managing modems makes connecting over the 2G or 3G networks simplicity itself.  The Siretta linkCONNECT software does all the hardwork for you and is easy to configure and work with. when connected to your equipment the LC400 series will auto negotiate and connect to any network and reboot as necessary to maintain connectivity to the internet and / or be monitored / controlled from anywhere in the world. 

The LC400 is truly 'plug-n-play' in that it requires no set up and is protocol transparet. Connect your equipment to an LC400 and any data it produces is transmitted automatically over the cellular network to the user or server as set up. The LC400 can also be operated in Client or Server mode.

The Siretta LC400 is an embedded modem (socket modem) designed to be fitted to a mating header connector on customers circuit board.  The header interface makes power, data and IO lines available to the designer to make full use of the advanced features available on this product. 


Modem Specifications 
Operating Temperature: -30 to +80C 
Storage Temperature: -40 to +85C 
Impedance: 50 ohm 
Supply Voltage Range: 5 - 42V DC 

Operating Frequencies 
850, 900, 1800, 1900MHz (Quad Band GSM/GPRS) 

Output Power 
Class 4 (2W, 33dbM) @ GSM 850/900MHz 
Class 1 (1W, 30dBm) @ GSM 1800/1900MHz 
Class 3 (0.25W, 24dBm) @ UMTS 
Class E2 (0.5W, 27 dBm) @ EDGE 850/900MHz 
Class E2 (0.4W, 26dBm) @ EDGE 1800/1900MHZ 

10dBm (typ.) @ 850/900MHz 
106 dBm (typ.) @ 1800/1900MHz 
108.2 dBm (typ.) @ 850/1900/2100MHz

Length: 85mm 
Width: 60mm 
Height: 24mm 

Connector Interfaces 
Antenna Connector: SMA Female 
Communication Connector: IDC 20 Way Header 
Function Connector: IDC 20 Way Header

Product Features 
Quad band GPRS and EDGE class 33 
Sim access profile 
Built in UDP/TCP/FTPSMTP Stack 
RoHS compliant 

Sim card holder: 1.8V / 3V interface 
20 Way IDE communication header 
20 Way IDE function header 

Downlink up to 296 kbps 
Uplink up to 236.8 kbps 

Group 3, Class 1 

Point-to-point mobile originated and mobile terminated SMS 
Concatenated SMS support 
SMS cell broadcast 
Text and PDU mode

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