Set of automatic warning devices – aGA21 – A.L.G. GSM ALARM

Main function:
Check and monitor signals that are often exposed from other sensors / systems;
Send daily reports;
Other functions:
Power failure notification (optional);
Warning temperature, abnormal humidity (optional);
Warning by sound, combined light;
Form of warning sent by SMS / CALL;
Set up warning information for each channel;
Send a notification when the signal returns to normal.

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