USR-GPRS232-730 RS232 RS485 to GSM Modem

Communication Expert of Industrial IOT
USR-GPRS232-730 RS232 RS485 to GSM Modem
USR-GPRS232-730 RS232 RS485 to GSM Modem
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Price: $48.60
Availability: In Stock
Model: USR-GPRS232-730
Manufacturer: USR IOT
Average Rating: Not Rated

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User Manual:

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Introduction of RS232 / RS485 GSM Modems

This is a RS232/RS485 to gprs GSM modem, used for data transparent transmission. USR-GPRS232-730 gprs GSM modem (Data Transfer Unit) is a wireless terminal equipment which can convert serial data to IP data or convert IP data to serial data through gprs network. 

USR-GPRS232-730  is a cellular modem with RS232 RS485 interface. It can transmit between RS232 / RS485 port and cellular network by a SIM card. Easily to add network connectivity to serial devices in the field.

RS232 RS485 to GSM GPRS

Features of RS232 / RS485 GSM Modems

  • Support RS232/RS485 interface, choose before purchase;
  • Support GSM850/900,DCS1800/1900
  • Support GSM/GPRS and 2G/3G/4G card, but don’t support 3G/4G network
  • Support TCP and UDP
  • Support register packet and heartbeat packet
  • Support remote configuration via SMS
  • Support multi work modes : SMS transmission mode,network transmission mode and HTTPD mode
  • Support basic instruction set and extension instruction set
  • Support class RFC2217, can dynamically modify serial parameter of module via network
  • Support hardware flow control RTS/CTS

Configuration via software

gsm modem, CDMA modem, RS232 RS485 to GSM

Configuration via SMS:

gsm modem, CDMA modem, RS232 RS485 to GSM


GPRS Modem (Data Transfer unit) is a wireless terminal equipment which can convert serial data to TCPIP data or convert IP data to serial data, then transmit through wireless communication network.

GPRS Modem is to use GPRS network to transmit data, it adopts industrial-grade embedded processor, embedded TCP/IP protocol stack.

GPRS GSM Modem Application


At present, this device have already been used widely in M2M industry, such as:

Electric power industry

1. Electric remote meter reading 2. Substation monitor 3. Power line monitor 4. Switch monitoring system on distribution network column

Water conservancy industry:

1. Water quality monitor 2. Reservoir gate remote control system solutions

3. Water conservancy GPRS scheduling system application solutions

4. Water pipe network monitoring system 5. Reservoir automatic monitoring system

Oil industry:

1. Oil and gas well remote monitor 2. GPRS remote oil field automation monitoring system 3. Gas pipeline network monitoring system solutions

Municipal industry:

1. Street lamp remote monitoring management 2. Pipe network remote monitor 3. City energy consumption monitor

Environmental protection industry:

1. Pollution source monitor 2. Atmospheric environment monitor 3. Noise monitor 4. Dust monitor

Agricultural applications:

1. Greenhouse remote monitor 2. Aquaculture farmers monitor 3. Water pump monitor and control

Other industries:

1. Warehouse monitor management 2. Elevator remote monitor 3. Remote crane management system 4. Industrial energy consumption monitoring 5. Gas station GPRS data acquisition system 6. GPRS weather information collection system  

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USR-GPRS232-730 RS232 RS485 to GSM Modem
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