CWT5011 GSM RTU Controller with Analogue inputs

GSM SMS alarm control system, GSM Alarm Controller, GSM RTU CWT5011 Support 3G version skype: glare.wang 1- Remote trun on and turn off relay or switches by phone sms message 2- Connect NO or NC sensors. once sensors triggered, our units send sms to alert users 3- Can collect data from analog outputs 0-5V or 4-20mA sensors. Send SMS to users once data is abnormal. CWT GSM SMS RTU: 1- CWT5005 has 2 digital inputs and 2 digital outputs 2- CWT5010 has 4 digital inputs and 4