GSM contoller is a low cost solution to Remote Control and Monitoring via your mobile phone. It has 2 relay outputs and 4 contact closure inputs. Outputs can be used to control lighting, central heating boiler, pumps etc and the inputs can be connected to thermostats, security sensors and flood detectors. An optional wireless interface allows communicate with an expanding range of security and fire sensors, heating thermostats for temperature control and panic switches .
Description:-
Two output terminals (X or Y) can be used as:
Each authorized number can have a limit to the number of calls. For example, when the customer is only allowed to open the parking lot entrance for 30 times at most, any further access is denied to him/her. The customer can then be re-authorized for entrance control via SMS by the administrator.
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