QT-501

GSM/GPRS Intelligent Modem

Low Cost and small size
ABS Plastic Enclosure
RS232 and RS485 ports for data acquisition
Supports TCP / IP, HTTP, FTP and SMTP protocols for data communication - Customizable firmware
Customizable firmware.
Over the Air Firmware Upgrade.

GSM 850 / 900 / 1800 / 1900MHz GPRS Class 10
Multi-slot class 10 (4 Down; 2 Up; max.5) Max BR Download 85.6 Kbps Coding Scheme CS1-CS4
Low Power Consumption
Operating Temperature: -40 to +85°C
Sensitivity: -109dBm (850 / 900MHz), -108dBm (1800 / 1900MHz)
1 RS232 / TTL Port
1 RS485 / TTL Port
9-30V DC input power
Sleep mode for low power consumption

Supports standard and extended AT Commands or embedded application firmware
Customizable firmware based on project requirements
Communication of data to server on specific events or on configured intervals
Storing and forwarding of data in case of communication failures
Provision for implementing protocols like Modbus, DLMS or any other proprietary protocol and acquire data from one or more devices connected to RS232 or RS485 ports
Standard firmware for Serial to Server communicaton HTTP/FTP/TCP and MQTT Protocols
Facility to store mobile numbers in different groups for authorization and SMS alerts
Configuration of parameters via serial port or remotely by SMS or from the Server
Facility to go on low power mode when there is no communication and automatic wakeup on incoming communication, serial events or DI events
Watchdog timer
Over the air firmware update

MODBUS Data Acquisition and Communication from multiple clients
Capturing Serila port Data and communication to server on HTTP/FTP/TCP and MQTT protocols
Simple AT Command Modem applications

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Remote Monitoring and Control

Qinntech Terminals with Analog and Digital Input ports and also Digital Outputs are ideal choice for Remote Monitoring and Control application

Modbus Data Acquisition

Qinntech GSM/GPRS terminals can act as a MODBUS master and get data from one or more MODBUS clients connected to its RS232 or RS485 port.

RELATED APPLICATIONS

Digital Input monitoring

The digital inputs of Qinntech Terminals can monitor the status of your remote assets and communicate to the server via GPRS or directly to your mobile by way of SMS messages on change of status.

Serial Data Capture and Server Communication

There are many devices that can communicate data through its serial ports. Our devices are capable of capturing such data and communicate to a server on protocols like TCP,HTTP FTP etc