... Remote Control and Alarm Unit. it provides multi digital relay outputs(120VAC/3A, 24VDC 3A,), ... as pulse counter inputs), 2 temperature inputs for DS18B20, multi analog input(both of 0-20mA and ... responds with relay activation.) This can be used for parking latch control, gsm gate opener, remote ... Applications does the GSM GPRS Remote Controller suitable for?1. Security Alarm System applications; 2. ...