4 Channel GPRS/GSM Network IO Controller supports 4 DI/4 DO/2AI/1PT

Communication Expert of Industrial IOT
4 Channel GPRS/GSM Network IO Controller supports 4 DI/4 DO/2AI/1PT
4 Channel GPRS/GSM Network IO Controller supports 4 DI/4 DO/2AI/1PT
Click to enlarge
Price: $46.00
Availability: In Stock
Model: USR-IO424T-GR
Average Rating: Not Rated

Available Options:

2-way analog input:
Buy via paypal Buy it now $71 USD
include $25 shipping cost.

4 Channel GPRS/GSM Network IO Controller: USR-IO424T-GR [Details]


Product overview

USR-IO424T-GR is network IO product which supports 4-way input/output, 2-way analog quantity detection, 1-way temperature detection and Modbus RTU/TCP protocol. Take ‘Remote control’ as core function and have high usability. User can easily and quickly integrate USR-IO424T-GR into own system to realize remote control which based on GPRS network.

Product features

-Supports 4-way Relay output

-Supports 4-way input, default is dry contact

-Supports 2-way analog input, default are voltage detection

-Supports 1-way PT100 temperature input

-Supports 8 conditional control command

-Various function code: 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x0F, 0x10

-Supports socket to connect to remote server and TCP Client

-Two work modes: Master mode and Slave mode. Master mode supports connecting to multiple Modbus RTU devices by RS485 cascading connection.

-Adopt Modbus RTU protocol data processing. Support Modbus TCP/RTU protocol adaptation.

-Supports connecting to USR Cloud.

-Supports FTP remote upgrade.

-Supports upgrading by RS485.

- Hardware watchdog.

-Various LED to indicate work status.

-Supports power supply over-current, over-voltage, anti-reverse connection protection. 







Wireless parameters

Wireless standard


Standard frequency band


Transmitting power

GSM900 class4(2W)

DCS1800 class1(1W)

GPRS Terminal Device Class

Class B

GPRS Multi-slot Class

GPRS Class 10

GPRS Coding Schemes






Hardware parameters

Data interface

Serial port: Support RS485.

Baud rate: 300bps~230400bps

Working voltage


Voltage acquisition

Range: 0V~10V

Temperature detection

Range: -100℃~200 ℃

Working temperature


Storage temperature


Working humidity


Storage humidity






Software parameters

Wireless network type


Work mode

Master mode, slave mode

Configuration command

Modbus RTU

Network protocol

Modbus TCP, Modbus RTU

Application software

Support configuration software

Software function



Data transmission mode

Support TCP Client


EMC level


IEC61000-4-2, Level 4


IEC61000-4-5, Level 3

Group pulse



Write Review
Your Name:

Your Review: Note: HTML is not translated!

Rating: Bad            Good

Enter the code in the box below:

There are no additional images for this product.