Permit GSM Modem
If there is a GSM modem connected to the Solar Monitor unit, allow this option.

SMS Center Number
If your modem is connected, you can see the SMS center number. If you can't see it, you have to set it up at the SIM card ( using another device, e.g. mobile phone).

Modem Status
Shows history of communication with the modem. Modem is OK if there is „ ready“ in the box. .

1. recipient, 2. recipient
Enter phone numbers of SMS recipients who will receive text messages in this form: +420xxxxxxxxx. If you wish to check that modem and set up works, press the „Send test SMS“ button.