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SMS GPRS 3G 4G IOT M2M Modem DTU D223
 

The GSM/GPRS/3G/4G IOT M2M Modem is a powerful and programmable multi-purpose wireless cellular modem and data transfer unit (DTU). It embedded high reliable 32bit ARM9 MCU and industrial GSM/GPRS/3G/4G Cellular Engine inside. It provides a secure, high speed, reliable wireless data transmission between com port and internet connection for customers over GPRS/3G/4G wireless cellular network. Also, it can be used as SMS modem and Modbus RTU to Modbus TCP converter.

Moreover, it is suitable for transparent transferring SMS text between mobile phone, computer and RS232/RS485/TTL Serial port over GSM/3G/4G wireless cellular network. It can be used as SMS modem supports transparent transferring SMS, AT Commands, and provides 1 digital input can be used as SMS Alarm and Pulse Counter Alarm, too.

The GPRS/3G/4G wireless cellular communication has become widely used of industrials and utilities and many customers are requiring reliable, flexible and cost-effective data channel to build their information system. Many applications such as Remote device monitoring, remote automatic metering system, ATM, data logging system, POS, SCADA and surveillance system will require data channels covered all country.

The GSM/GPRS/3G/4G IOT M2M Modem is an ideal solution for factory automation, environmental monitoring and remote device management for M2M industry. Meanwhile, it is supplied with simple and user friendly PC Configurator to configuration, easy to installation.

Model List Table

Model No.

Applications

Serial Port

DIN

D222

AT Command

SMS Transparent transfer,

DIN or Pulse Counter monitoring.

USB,TTL,RS485 or RS232

1 Digital inpupt, Can be used as DIN monitoring and Pulse counter SMS Alarm.

D223

AT Command

SMS Transparent transfer,

DIN or Pulse Counter monitoring.

Data Transparent Transfer, Modbus RTU to Modbus TCP Converter

USB,TTL,RS485 or RS232

1 Digital input, Can be used as event trigger the Modem online and Can be used as DIN monitoring and Pulse counter SMS Alarm.

Notice:

1.    Default is GSM/GPRS Module inside, 3G/4G Module is optional;

2.    Default is TTL+RS485 Serial Port, RS232 is optional.

3.    The D223 include all of the D222¡¯s functions, but the D222 hasn¡¯t Data Transparent Transfer and Modbus TCP function.

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