Jinan USR IOT Technology USR-GPRS-MODEM User Manual
USR-GPRS-MODEM user manual www.tcp232.net
USR-GPRS-MODEM user manual
Hardware version : V1.0
File version : V1.0
This equipment is industrial-strength GPR S -MODEM
customers demand of wireless data business, to combine with computer software to realize SMS notification or
combine with embedded system to realize SMS alarm or remote data transmission.
Jinan USR IOT Technology Co., Ltd professional focus ed on serial to ethernet equipment, RJ45 network,
WIFI, GPRS and ZIGBEE modules. We can customiz e network control products. For more details, contact us
freely
.
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c ommonly known as "SMS cat".Mainly used for
USR-GPRS-MODEM user manual www.tcp232.net
1. Product introduction :
USR- GPRS-MODEM built-in four frequency GSM/GPRS industrial-strength module, provide standard
RS232 interface, can be directly connec ted to equipment.Through the terminal based on global GSM network
access to equipment,wireless access to Internet, so realiz e data transparent transmission.
When u sed for GSM SMS sending, the equipment can integrate with all kinds of OA system
.
When used
to send notice s and fault alarm message s, we can provides direct available SMS sending software and
secondary development control s
.
When u sed for GPRS data transmission, this device is the value-added solutions M2M application.A ppl y
to vehicle, industrial-strength PDA, personal tracking, wireless POS, intelligent metering, weather, digital
medical treatment, telemetry, military, space exploration, agriculture, forestry, water, coal mine,
petrochemical and other fields, to provide perfect GSM/GPRS SMS, data transmission service.
1.1 C haracteristics
Using the high performance four frequency industrial-strength wireless module
�
� Embedded reliable TCP / IP network protocol
Stab le usb flash disk protection mechanism
�
� General RS232 interface
Support 3v, 1v8 SIM card
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� Can realize messaging and CSD services
EMF-RFI and good shell packaging
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� Use simple AT command interface
� C ore module through CE and FCC certification
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1.2 Technical specifications :
Main features P arameters
Power supply voltage DC: 5~18V
Frequency band
AT command GSM 07.07, GSM 07.05 a nd other exten ded AT command
USR-GPRS-MODEM user manual www.tcp232.net
Support four frequency :
GSM850, GSM900, DCS1800, PCS1900
Frequency automatic search
Frequency can be set by AT command
C orrespond with GSM Phase2/2+
Transmitting power
Class4 (2W): GSM850 and GSM900
Class2 (1W): DCS1800 and PCS1900
GPRS upward transmission rate : MAX 85.6kbps
GPRS descending transmission rate : MAX 85.6kbps
GPRS
data characteristic
Cod ed format : CS-1,CS-2,CS-3,CS-4
Support PAP ( password validation) agreement which is used for
PPP connection
Built-in agreement; TCP/UDP/FTP/PPP, etc
Support packet broadcast control channel( PBCCH)
CSD transmission rate: 2.4,4.8,9.6, 14.4 kbps
CSD Circuit switching
Not t ransparent transmission
Support unstructured supplementary service data( USSD)
M essage
Text and PDU mode
M essage storage equipment: SIM card
Global function serial port
RS232 characteristic
Used for AT command, GPRS and CSD data transmission
Adaptive baud rate : 4800 bps - 115200 bps
Character format : data bit 8,stop bit 1,no parity bit
Temperature range
Working temperature : -35 to 80 ℃
Storage temperature : -40 to 80 ℃
Hardware interface Specifications
A power socket
Power
S tandard size : Out er diameter 5.5 mm
inner + external -; input voltage range 5 ~ 18 v
RS232 interface A RS232 standard interface ( device is female )
SIM card interface
A SIM card interface
Support 3 v/ 1v 8 SIM c ard
Antenna interface A standard SMA interface
Warranty 2 years
3 P ackage:
1.
USR-GPRS-MODEM includ ing the following parts :
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inner diameter 2.1 mm ;
USR-GPRS-MODEM user manual www.tcp232.net
� USR-GPRS-MODEM * 1
� GPRS antenna (SMA interface) * 1
� 5v power adapter * 1
� Serial cable* 1
� User guide CD * 1
2 . USR- GPRS-MODEM I nstallation ：
2.1 USR- GPRS-MODEM Installation S ize
USR- GPRS-MODEM is pack aged in metal casing, can be used independently, with fixed hole, convenient for
user installation.
USR-GPRS-MODEM
Physical size
Overall size
W eight 140 grams
S hell
i
nternal module as below :
85mm x 50mm x 26mm
( without interface )
95mm x 50mm x 26mm
(i ncluding interface )
Metal shell
strong anti-jamming ability
Corresponding dimension s as below, the unit is mm
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