... drivable outputs(12V-24V); 4 Alarm logic inputs New Program Software Released!More Easier,More Professional,More Reliable!The GSM Controller ... , humidity meter, electric meter, flow meter) to user or monitoring center by SMS(GSM DTU). (The Different from RTU5010 is the ... RTU). It can work with the super visioning center, in the super visioning center, the own can remote monitoring and control the ...