Industrial gprs rs232 port DTU modem

With the robust, reliable, long life and compact metal case design, the CM3150P DTU ideally adapts to onboard standard, easy to deploy and maintenance, it has been widely applied in many fields worldwide, such as power SCADA, oil field, coal mine



CM3150P Industrial gprs rs232 port DTU modem




Compatible with 4G/3G/2G Networks

The Caimore Modem/DTU builds TCP/IP based wireless transmission channels over 2G/3G/4G networks to carry out data communication between serial devices at remote stations and central controlling systems, to enable remote control of field devices.


Rugged Industrial Modem

Industrial-grade Caimore Modem/DTU can withstand harsh conditions like extreme temperatures, dusty conditions, voltage fluctuations, etc. There are more than 500,000 units of Caimore Modem/DTU are running reliably in distribution automation and industrial fields.                  

● Industrial-grade chip of ultra-low power consumption, adaptable to various power supply modes 

● Wide operating temperature: -40°C~70°C

● Wide voltage input: 5~32VDC 

● Metal housing, IP30 protection 

● Compact-sized, easy to fit and integrate 


Highly-reliable Wireless Communications

With a high-reliability communication module, robust PPP, TCP/IP and application layer protocol suite, and optimized network specs especially narrow band link specs, the Caimore Modem/DTU delivers outstanding performance on wireless communications. 

● Built-in watchdog, self-recover from hardware faults 

● Link redundancy mechanism to maintain continuous data transmission 

● PPP layer heartbeat detection to maintain network connection 

● TCP layer heartbeat detection to maintain the connection to application server


Easy and Flexible to Manage

● Local configuration and upgrade through serial port 

● Local configuration with handheld device 

● Support SMS configuration 

● Support configuration through remote TCP/IP access 

● Support Device Manager platform for central remote management



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