GSM调制解调器计长S140

GSM Alarm modem S140 with 4 digital input and 2 output work via gsm communication network.That us in automation area ,can remote control the aircondition,waterpump,and oil tank and so on. The functions of thegsmalarm modemcontroller S140: Security Alarm System applications; Supervision and monitoring alarm systems;Automatic monitoring system; Vending Machines security protection;Pumping Stations, Tanks, Oil or Water levels;Buildings and Real Estate; Weather Stations; River Monitoring and Flood Control;Oil and gas pipelines; 10. Corrosion protection 11. Temperatures, water leakage applications; 12. Wellheads, boat, vehicle; 13. Energy saving, street lights control system; 14. Valve controls; 15. Transformer stations; 16. Unmanned machine rooms; 17. Control room application; 18. Automation System, M2M; 19. GSM Access Control System, GSM Gate Opener, etc.