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RS232 / RS485 GSM GPRS Modem Supports SMS command
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  • RS232 RS485 GSM GPRS Modem Supports
  • RS232 RS485 GSM GPRS Modem Supports
  • RS232 RS485 GSM GPRS Modem Supports
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RS232 / RS485 GSM GPRS Modem Supports SMS command

Price: US$ 110
Minimum Order: 1
Payment Terms: T/T
Port of Export: Qingdao
Product Details
Model No.: USR-GPRS232-730 Brand Name: USR IoT
Certification: CE, FCC, ROHS
Specification: Network
Standard GSM / GPRS
Rate 14.4 Kbps ~ 57.6 Kbps
Standard Frequency Range 850/900/1800/1900MHz
GPRS Multi-slot Class GPRS Class 10
GPRS Terminal Device Class Class B
GPRS Coding Schemes CS1 ~ CS4
Max Launch Power GSM900 class4 (2W), DCS1800 class1(1W)
Application GSM standard AT instruction set / USR extension AT instruction set / data transmission / SMS transmission
Network Protocol TCP, UDP, DNS, Http
Network Link Count 4
Disconnection Buffer 4 x 15K bytes
Network Receive Buffer 4K byte
Serial
Port Number 2 (1*RS-232, 1*RS-485, can not work at the same time)
Interface Standard RS-232: DB9 cellular type, RS-485: 2 wire (A+, B-)
Data Bit 5, 6, 7, 8
Stop Bit 1, 1.5, 2
Check Bit None, Even, Odd
Baud Rate UART: 2400 bps ~ 921600 bps
Flow Control RTS/CTS
Receive Buffer 4K byte
RS-485 Pull-up and Pull-down Resistor 2.2 KΩ
Device Interface
Antenna Interface 50Ω/SMA-K (female terminal)
SIM Card 1.8V / 3V
Speech Interface Null
Software
Virtual Serial(USR-VCOM) Windows 2000 or higher (32 bit/64 bit)
Configuration Serial AT command, network AT command, SMS AT command
Basic Parameter
Size 80x 84 x 25(mm)
Operating Temp. -25 ~ 85®C
Storage Temp. -40 ~ 125®C
Input Voltage DC 5 ~ 36 V
Working Current Average: 22 ~ 45mA, Max: 201mA
More
Warranty 2 years
Accessory 12V1A power, serial line, GPRS sucker antenna
Packaging & Delivery
Packaging: carton packing
Delivery/Lead Time: 1 week
Production Capacity: 1000/month
Product Description
RS232 / RS485 GSM GPRS Modem Supports SMS command

USR-GPRS232-730 is a RS232/RS485 to GSM modem, which used for data transparent transmission based on 2G Network.
1 RS232 serial port and 1 RS485 serial port (not use simultaneously)
Power: 5V~36V
Quad-Band GSM/GPRS 850/900/1800/1900MHz
Flow Control: CTS/RTS
Work Mode: TCP/UDP Client

Introduction of RS232 / RS485 GSM Modem

USR-GPRS232-730 GSM Modem / GPRS DTU (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 /GSM network. 730 is based on USR-GM3. Clients can use this product to realize bidirectional transparent transmission from serial port to network through simple AT command.

Port of RS232 / RS485 GSM Modem, please see the picture

Features of RS232 / RS485 GSM Modem

RS232 or RS485 interface, can’t be used at one time
2G Frequency: GSM850/900,DCS1800/1900, 2G GSM/GPRS
Work Mode: TCP and UDP Client
Supports register packet and heartbeat packet
Can be remote configurated via SMS
Support multi work modes : SMS transmission mode,network transmission mode and HTTPD mode
Support basic instruction set and extension instruction set

Functions of RS232 / RS485 GSM Modem
Power industry: power remote meter reading, substation monitoring, power line monitoring
Municipal industry: street lamp remote monitoring management, pipe network remote monitoring, urban energy consumption monitoring
Oil industry: remote monitoring of oil-gas well, GPRS remote oilfield automation detection monitoring system, Gas pipe network monitoring system solutions
Environmental protection industry: pollution sources monitoring, atmospheric environment monitoring, noise monitoring, dust monitoring
Agricultural application: greenhouse remote monitoring and management, aquaculture monitoring management, agricultural water pump monitoring management
All USR products will be tested by R&D first, then production test again.(ESD Test,Surge/EFT Test, High/Low Temperature Test, EMC and LVD environment reliability test, etc.)
USR products are exported to more than 100 countries and regions, get approvals like CE, FCC, ROHS, CCC, KC, IC, SRRC, etc.
RS232 / RS485 GSM GPRS Modem Supports SMS command
RS232 RS485 GSM GPRS Modem Supports
RS232 RS485 GSM GPRS Modem Supports

SUPPLIER PROFILE
Company: Jinan USR IoT Technology Limited
City/State Jinan, Shandong Country: China  
Business Type: Export - Manufacturer / Trading Company Established: 2011
Member Since: 2017 Contact Person usr iot
SUPPLIER PROFILE
City/State/Country -
Jinan, Shandong
China  
Business Type -
Export - Manufacturer / Trading Company
Established -
2011
Member Since -
2017
Contact Person -
usr iot