RS485 GSM/GPRS  Modem

Product description

Industrial design

Aluminum casing

Wireless access to internet

Based on Wavecom GSM/GPRS module Q24 Plus

With TCP/IP stack

Internet Services: PPP,TCP, UDP

No FTP

Open AT

Flash memory 32MB, PSRAM 16MB

850/900/1800/1900MHZ

3V SIM card slot

RS485 interface:

PIN 1 for 485+B

PIN 2 for 485 -A

SIM Application Toolkit

Double tone multi-frequency function (DTMF)

Send and receive data,  SMS

GPRS Class 10
Antenna with high sensitivity

Always on-line

Comply with ETSI GSM Phase2+ standard
Output Power
Class 4(2W @ 850/900MHz)
Class 1(1W @ 1800/1900MHz)
I Input voltage 5V-36V DC
Input current 1A-2A

Standby current: 56mA

Working current: 100-140mA
Working temperature  -20 degrees -+55 degrees

Storage temperature:-25 degrees -+70 degrees

Size 76*54*25mm
Weight 100g

Accessories: AC/DC adaptor, RS485 cable, antenna, 2 mounting plates, CD

Specification for data

GPRS Class 10 max.85.6kbps(downlink

PBCCH support

Coding schemes CS 1,2,3,4

CSD up to 14.4kbps

USSD

Non-transparent mode

Transparent mode

Specification for SMS via GSM/GPRS

Point to point MO and MT

SMS cell broadcast

Text and PDU mode

Specification for Fax

Group 3, class 1,2