Automatic GSM Gate Controller Gate Opener

We are offering automatic gsm gate controller gate opener rtu 5015
the gsm gate opener rtu5015 can be used in places which require to turn onoff your system, machines, equipments remotely with a free call from your mobile phone.
2 digital iutput (ncno, dry contact) can use for water level detector, gas detector, smoke detector, pir motion detector, door magnets sensor.etc.
Up 2 relay output (3a240vac, nc and no, dry contact) well used for remotely switch onoff equipments by free charge phone call.
Just dial from authorized user number(up to 64 users). Then the barrier and doors are opened, or the machine are turn on or off by the gsm gate opener rtu5015. There are no call costs, the gsm gate opener rejects the call from authorized number then carry out the turn onoff action.
>>>>>how automatic gsm gate controller gate opener rtu 5015 works?
1,put a sim card into the device.
2,set the authorize users phone number to rtu5015 by sms text.
3,call the sim card phone number by authorized users, then relay switch onoff, to remote control the gatedoor or other machine openclose!
automatic gsm gate controller gate opener rtu 5015
android app available now!!!
make easy control!