GSR

4.5. Low battery alert

The battery alert can be received via http or SMS. To configure the URL is used (use) the parameter $aburl as shown in the following example:

12345,S:$aburl:“battery_alert_destination_URL”

Response:

[“OK”]

Use the following SMS to configure battery alert:

12345,S:$sab:“battery_alert_destination_number”

Response:

[“OK”]

When the battery drops below the defined safe value, the device will send a SMS with the following format (example values):


Where:

  • “id”: device identifier.
  • “date”: date and time in UTC format.
  • “alert”: indicates the type of alert.
  • “name”: indicates the parameter, in this case “v” stands for voltage.
  • “alert_level”: shows the low level value. This is a default value.
  • “alert_safe”: shows the safe level value. This is a default value.
  • “value”: indicates current value of a parameter.

By default, the low level value guarantees one hour of operation time according to EN81-28 regulation. If necessary for international phone numbers, use ( + ) before country code.