Specifications

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Table of contents
GENERAL FEATURES…………………………………………….3
Applications of the GSM-21T communicator ................................ 3
Functions of GSM-21T communicator........................................... 4
Functioning modes of the GSM-21T communicator...................... 4
TECHNICAL FEATURES………………………………………… 5
DTMF communication formats of the alarm control panel............ 5
Available inputs and outputs ..........................................................5
Functioning indicators .................................................................... 5
Consumption...................................................................................5
GSM network specifications........................................................... 6
INSTALLATION……………………………………………………6
GSM-21T installation ..................................................................... 6
GSM-21T programming ................................................................. 8