GSM 3G 4G M2M RTU (4DIN,4AIN/PT100,4Relay,1TH,USB)

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Quick Overview

Model:S271
The GSM 3G 4G M2M RTU S271 (4DIN,4AIN/PT100,4Relay,1TH,USB) is design for working in the harsh industrial application environment, widely used in a variety of industrial automation, security monitoring system, automatically measurement and control system, BTS monitoring, telemetrically, automatically control system. It can be used as a remote switch, remote I/O, remote smart PLC, timer switches.

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Product Description

Model:S271
The GSM 3G 4G M2M RTU S271 (4DIN,4AIN/PT100,4Relay,1TH,USB) is design for working in the harsh industrial application environment, widely used in a variety of industrial automation, security monitoring system, automatically measurement and control system, BTS monitoring, telemetrically, automatically control system. It can be used as a remote switch, remote I/O, remote smart PLC, timer switches.

Features

Mainly Features:

1.     Can be operated from anywhere, no distance limitation;

2.     Quad band 850/900/1800/1900Mhz GSM GPRS Module inside.

3.     3G/4G/NB-IoT Modules are optional;

4.     Modular design, can easily upgrade the cellular module if network upgrade;

5.   Embedded ARM® Cortex™-M4 32 Bit RISC Core, 168 MHz inside, RTOS system, reliable performance with in-built watchdog;

6.     Wide range power supply 9~36VDC with over voltage and phase-reversal protection;

7.  4 digital inputs, compatibles dry and wet contact, one of it can be used as pulse counter;

8.  4 analog inputs, 12bit resolution, compatibles 0/4~20mA, 0~5V, can change to PT100 Resistance Temperature Detectors;

9.   4 relay output (5A/30VDC, 5A/250VAC), compatibles pulse outputs;

10. 1 ambient sensor input for monitoring onsite temperature and humidity;

11. Inbuilt inter-lock logic programmer and powerful timer program function;

12. Resend the data while communication failure and alert to users by SMS;

13. Inbuilt TCP/IP protocol stack, supports cloud, APP and web server applications.

14. Supports Modbus TCP protocol over GPRS/3G/4G/NB-Iot networks, performs as Modbus Slave;

15. Supports SMS Alert when I/O triggered or recovery, and external power lost or recovery;

16. Provides 1 channel 9~36VDC power source output for external device, saving wiring cost;

17. Up to 10 SMS Alert and dial numbers, can program to receive specified alarm message.

18.10 authorized numbers can switch on/off device with a free charge call at the specified time;

19. Inbuilt internal memory to save up to 200 historical data and events;

20. Inbuilt large capacity automatically rechargeable backup battery;

21.  Industrial class design suitable for long time work applications;

22. using metal shell, protection class IP30. Metal shell and system security isolation, especially suitable for industrial applications in the field;

23.  L140 * W88 * H30mm, compatible wall installation and DIN35mm industrial rail installation.

Specs

Technical Specification:

Item Reference Scope
DC Power supply Standard adapter: DC 12V/1.5A  Range 9-36VDC
Power consumption Standby:12V/70mA;  Working Max.: 12V/300mA
GSM Frequency 850/900/1800/1900Mhz
3G/4G/NB-Iot Optional: WCDMA/TDD-LTE/FDD-LTE/NB-IoT
TCP/IP stack TCP,UDP
SIM interface Supporting 3V SIM Card
External antenna SMA Antenna interface, 50 Ohm, Gain: 3dB
Serial Interfaces 1 USB Port
Protocols SMS, GPRS UDP,TCP, Modbus RTU, Modbus TCP and more equipment protocols can be added according to requirements.
Digital Inputs 4 Digital input, NC/NO type, one of it can be used as Pulse Counters;
Analog Inputs 4 Analog Inputs. 12 bit resolution, 0-5V or 0-20mA or 4-20mA;

Optional: each AIN can change to PT100 RTD inputs.

Temp.&Hum Inputs Temperature range: -40°C to +80°C, Humidity Range: 0~100%RH;
Relay Outputs 4, Rated: 5A/30VDC,5A/250VAC
Power Outputs 1 Port, for external device;
Memory Capacity 200events.
Backup Battery 3.7V 1200mAH
Temperature range -10-+70 °C
Humidity range Relative humidity 95% (condensation free)
Exterior dimension 140mm*88mm*30mm
Net Weight 650g

Ordering

RTU  X1

AC/DC AdaptorX1

GSM/3G/4G Antenna X1

User Manual X1

PC ConfiguratorX1

Applications

Downloads

User Manual Download:

PC Configurator Download:

SMS APP Scan Barcode:

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