CWT5002 gprs modbus data logger, gprs mobus rtu

CWT5002 GPRS Modbus Remote I/O Module, GSM GPRS Modbus RTU with Rs485 port Support 3G version ( skype: glare.wang) We Provide Free GPRS Server Software, Please contact us for more details Advance features 1. Adopted highly integrated industrial CPU2. Easy used GUI configure software3. Reliable performance with built-in double watchdog4. Low maintenance, 24×7 operation5. Support ring call when alarm6. Temperature sensor (optional)7. Internal battery and providing power cut off