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GSM Utility 81GU Modem

Product Category : Modem
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Supplier : Linkwell Telesystems (P) Ltd.

Key Features of GSM Utility 81GU Modem
  • Dual/Tri band GSM 900/1800/1900 MHz
  • Data, SMS [Text & PDU], Fax, Voice and GPRS
  • [Class 10]
  • Variable DC input voltage
  • Fully compliant with ETSI, GSM Phase 2+ specifications
  • Low power consumption
  • AT Commands
  • 1.8V and 3V SIM Interface
  • RS-232 interface [9 PIN `D` type female]
  • Complies 6KV surge protection
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Product Profile of GSM Utility 81GU Modem
Linkwell Telesystems [P] Ltd manufactures GSM Utility Modem 81GU. Linkwell Telesystems [P] Ltd is an ISO 9001:2000 certified company.

GSM Utility Modem 81GU is industrial modem based on GSM technology for rugged industrial usage. VISIONTEK 81GU enables control and monitoring of remote devices using short message service [SMS]. Message and source authentication is an added security feature. Process events / alerts can be communicated to pre-configured sources with pre-defined message text. VISIONTEK 81 GU is a very valuable device enabling automation at remote locations using GSM / CDMA technology.

Application areas of GSM Utility Modem 81GU:
  • SCADA
  • System Integrators
  • Automatic meter reading
  • Industrial / Process Automation
  • Telemetry
  • Web browsing
  • Fleet Management
  • Remote Data Logging
  • Manufacturers of Data Loggers/ RTUs/ PLC Devices
  • Sub-station automation solutions
  • Energy gas and fluid meter manufactures


  • Key Features of GSM Utility 81GU Modem
    • Dual/Tri band GSM 900/1800/1900 MHz
    • Data, SMS [Text & PDU], Fax, Voice and GPRS
    • [Class 10]
    • Variable DC input voltage
    • Fully compliant with ETSI, GSM Phase 2+ specifications
    • Low power consumption
    • AT Commands
    • 1.8V and 3V SIM Interface
    • RS-232 interface [9 PIN `D` type female]
    • Complies 6KV surge protection
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