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CWT5111 4G SMS control RTU alarm and controller 8DI, 8DO, 4AI
The CWT5111 4G RTU Alarm and Controller features 8 digital inputs (DI), 8 digital outputs (DO), and 4 analog inputs (AI) for real-time monitoring and SMS-based remote control. Ideal for industrial automation, security systems, and remote equipment management, it ensures reliable 4G communication for alarms and control operations.
CWT5111 GPRS RTU GSM alarm and controller 8DI, 8DO, 4AI, GPRS, SMS control
The CWT5111 RTU is a high-performance remote terminal unit designed for industrial automation and remote monitoring. Featuring 8 digital inputs (DI), 8 digital outputs (DO), 4 analog inputs (AI), and an RS232 standard electrical interface, it seamlessly integrates with PLCs, meters, sensors, and electrical switches. This RTU enables real-time system monitoring and data acquisition, transmitting information to a proprietary central computer or mobile devices via GSM, GPRS, 3G, 4G, and Wi-Fi networks.
With its reliable remote control and process management capabilities, the CWT5111 RTU is widely used in industrial automation, base station and computer room monitoring, environmental monitoring, water conservancy projects, power industries, and agriculture. It ensures seamless communication, efficient data collection, and improved operational control, making it an essential solution for remote monitoring and equipment management.

Port Features
Port |
Qty |
Features |
DI |
8 |
● Accept dry contact |
DO |
8 |
● Transistor output (drive voltage=power supply voltage, Drive current≤500mA |
AI |
4 |
● Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 16-bit precision) |
RS232 |
1 |
● Configuration port |
Communication Features
Wireless network communication |
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● Option network: GPRS, 3G, 4G |
SMS Communication(only available for the cellular version) |
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● Preset 10 phone numbers (support distribute authority to receive sms) |
System Features
● Adopted highly integrated industrial 32-bit ARM MCU
● Reliable performance with built-in double watchdog, 24×7 operation
● With signal filtering mechanisms
● Network reconnect and re-send to ensure data is accurately transmitted
● Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server
● Can set multiple timers(second, minute, day, week, month) to execute actions, e.g. activate output, upload data
● Event-based linkage programming, e.g. alarm linkage output
● Provide configure software, and visual programming, over 100 parameters can be set
● Optional inside rechargeable battery, supply 8-20 hours when power lost
Specifications
Core |
MCU |
Cortex M3 32-bit ARM |
Power |
Power supply |
9-28V DC (Standard adapter: DC 12V/1.5A) |
Consumption |
12V input Max. 150mA/Average 50mA |
|
Network |
Wireless Network |
Either GPRS (or 3G/4G, need simcard) or Wi-Fi (Not need simcard) |
IO channel |
Digital input (DI) |
8 channels, Dry contact trigger |
Digital output (DO) |
8 channels, transistor output |
|
Analog Input (AI) |
4 channels, receive 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 16-bit precision, Dual digital filters for anti-noise |
|
Series port |
RS232 |
1 port, baud rate: 1200~115200dps, default 9600,n,8,1 |
Mini USB |
Configuration port |
|
Other interface |
SIM/UIM |
Standard user card interface |
Antenna |
Standard SMA female interface (50Ω) |
|
Others |
Battery |
Optional lithium-polymer, 1000mAh/3.7V,life:8-20 hours |
GPS module |
Optional |
|
Working |
temperature |
-30℃~+70℃ |
humidity |
5~95% (non-condensing) |
|
Physical |
Terminals |
2×14pin 3.81mm spacing, pluggable |
Housing |
Providing IP30 protection |
|
Dimension |
130×80×30mm |
|
Weight |
370g |
Size diagram

Terminals

Free Configure Software
● No programming! set parameter by the visual interface
● Can save config file, one-click finish config
● Over 100 parameters can be set, flexible! Meeting various industrial requirements

CWT Cloud Summary
CWT cloud is an industrial equipment management system based on internet, cloud computing.
With CWT RTU, CWT cloud can get status, value, position of remote industrial equipment, built a very complete M2M, M2H industrial ecosystem.
CWT cloud can manage thousands CWT RTU remotely, display all industrial equipment real-time data, location tracking, control device, send commands and store data, analysis data, export data. Operations are based on internet, just login cloud via PC browser or cell phone app to do.


Manufacturer | 3G Mobile |
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