RS485 GSM/GPRS Modem

- Sep 20, 2017-

Basic Info

Model NO.:G-Q24RS485Usage:Laptop, Computer, Workstation, Server, Mobile phone, Telephone
Type:Wired, WirelessOrigin:China

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


Open AT

Flash memory 32MB, PSRAM 16MB


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


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

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