The use of 3G/2G modem is allowed only in these events:
- when it is necessary only the transmission of data on user’s FTP server or e-mail automatically after every capture or one time per day)
- when it is necessary to send an SMS in case of warning
With 3G/2G modem, the remote connection has to be considered an emergency connection. Pages uploading is extremely slow in case of inadequate signal quality. The remote connection requires a pc equipped with a GSM modem or an analogic modem connected to the phone network (not digital and not passing through telephone exchanges).
SIM card has to be:
- Internet-enabled (with APN) for the transmission of data on FTP
- M2M for remote connection
CONCLUSION: In case of need to manage OMNIAlog from remote, it is strongly suggested the use of routers 4G/3G.