GSM-Mini digital signal transmitter

The device allows a remote control and monitoring of solar installations through GSM net (mobile).
Inputs:

• 1 Alarm contact input (AL).

Outputs (also called channels):

• 1 relay 16(7)A

The control and monitoring is done through SMS (Short Message Service) messages.
Manual ON/OFF of the channels by two keys (MENU and SELECT).
Led’s indicate relays state and alarms (SEE NOTES).