Telemetry Module MT-021 User Manual
Telemetry Module MT-021 User Manual
Telemetry Module MT-021 User Manual
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6.2.2.3. Use of GPRS<br />
Function - enables GPRS usage required for e-mail sending.<br />
Data type - Selection list<br />
Range - No<br />
GPRS is disabled.<br />
Yes<br />
GPRS is enabled.<br />
Default value - No<br />
Comments - When GPRS is enabled new group of parameters called<br />
GPRS is visible.<br />
6.2.3. SMS<br />
Group SMS contains parameters related to sending and receiving of text messages by<br />
<strong>MT</strong>-<strong>021</strong> module.<br />
6.2.3.1. Daily SMS limit<br />
Function - Defines max number of SMS, the module may send during<br />
one day. The parameter protects against uncontrolled<br />
sending of SMS messages and consequent high running<br />
expenses.<br />
Data type - Number<br />
Range - 1…65 535<br />
Default value - 0 = unlimited<br />
Comments - N/A<br />
ATTENTION!<br />
Reaching set by the parameter limit results with unconditional stop of<br />
SMS sending. One has to bear in mind that until 00:00 o'clock no<br />
messages will be sent even in alarm situations!<br />
Unsent due to limitation SMS messages are queued (the queue holds 16<br />
messages) and will be sent when it is possible (after 00:00). If the<br />
number of queued messages is higher than the limit set by the user,<br />
there is a risk of immediate consuming of the next day limit.<br />
6.2.3.2. Roaming for SMS<br />
Function - Decides whether the module may send SMS when roaming in<br />
foreign network.<br />
Data type - Selection list<br />
Range - No<br />
When roaming in foreign GSM network no SMS are<br />
sent.<br />
Answer<br />
The module can only respond to queries from<br />
authorized numbers<br />
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