GSM RTU S130 with 2 digital input and digital output. special for remote GSM Switch ON OFF device and monitoring.
The GSM RTU S130 supports:
2 digital input. when input triggered then send out SMS, also, when input recouvery can send SMS to alert. special for temperature, humidity, water level, automatical pump monitoring and control system.
The GSM RTU S130 supports 4 quadband frequency, can be used in worldwide.