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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: King Pigeon
  • Model Number: S240
  • Operating Temperature: -10~70
  • Max. Current: 12V/300mA
  • Max. Voltage: 9~24VDC
  • gsm data logger: data logger
  • monitoring system: wireless water level controller
  • digital input: analog input
  • Temperature input: alarm system wireless
  • gsm sms remote control system: remote control system
  • sms remote control: gsm alarm
  • gsm intelligent alarm system manual: gsm intelligent alarm system
  • automatic system: gprs telemetry data logger
  • gprs data logger: temperature logger
  • Humidity logger: King Pigeon Alarm system

Packaging & Delivery

Packaging Details wireless water level controller
Main unit x1
AC/DC Power supply adapter x1 (AC 100~240V to DC12V/2A, UK/AU/USA/EU type power plug available)
USB cable x1
CD disk (PC Configuration and User Manual) x1
GSM Antenna x1
Package Size:W300*D205*H75MM
Gross Weight:1.5KG
5Pcs per carton
Delivery Time 5 days

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GSM GPRS SMS automatic water level controller (6DIN+10AIN+6DOUT+2TEMP) S240 


1.Product details:


The King Pigeon S240 GSM/GPRS Remote Controller equipped Siemens MC55i quad-band GSM Module inside to make it is industrial class reliability, is a low cost, wireless M2M, wireless data logger, universal GSM GPRS Engine which can remote control outputs, transmit and receive analog, digital and pulse counter data, PLC, Varity metering equipments to any device connected to the Wireless GSM GPRS network such as mobile phones, Web Sites, monitoring center, control room, SCADA, etc.



1.1 Features & Advantages:
Ø Quad-band Siemens MC55i GPRS Module and High-density performance line ARM 32-bit MCU inside;
Ø Direct connection to the GSM GPRS Network;
Ø Transparent Serial Data Tunneling using low cost SMS/GPRS network;
Ø Remote Configuration by SMS Messages or GPRS;
Ø Upload data via GPRS or SMS on Schedule or event occurs;
Ø Supports Dynamic Domain name or Static IP address;
Ø Supports SMS, GPRS UDP and TCP protocols;
Ø Supports Modbus RTU protocols;
Ø 1USB Port, 1 RS232 Serial Port, and 1 RS485 Serial Port;
Ø 6 Opto-isolated digital inputs can be programmed to NC/NO/Edge/Level type by switch, Passive Contact Type and Active Contact (3~24VDC) type can be programmed by DIP switch, DIN1 and DIN2 are Completely isolated. when alarm occurs can send Alarm Messages by SMS or GPRS or auto dial the preset phone numbers;
Ø 6 digital inputs can be used as Pulse Counters;
Ø 4 Digital Relay Outputs can be programmed as dial to switch on/off with free communication fee, alarm-linkage and Schedule to action, also can be send SMS to switch on/off;
Ø 10 Analog Inputs. (12 bit resolution, 0-5V or 0-20mA);
Ø 2 Thermometer Inputs for DS18B20, measures temperatures from -55°C to +125°C. Fahrenheit equivalent is-67°F to +257°F, ±0.5°C accuracy from -10°C to +85°C, Thermometer resolution is programmable from 9 to 12 bits;
Ø 4 Power Source Outputs for external device, like Thermometer or transducer, 3 with 3.3V/400mA, another with 12VDC/750mA;
Ø Supports 1 SMS Center Number and 1 IP address or 1 Dynamic Domain name;
Ø MTBF(Mean Time Between Failure) up to 2Years;
Ø User friendly PC Programming Interface, it can remotely program the terminals as well as to upload the data from the terminals by SMS or GPRS, all of the Current Value or status of the terminal can be display directly, and also will display the SMS Command details while you programming it;
Ø More Protocols can be updated by user through USB Port with the updated firmware;
Ø Power supply 9V to 24V(Recommend 12VDC).




  • Ø  With this programmer software, users can setting all the I/O ports, administrator id, data transferring, and GPRS connection, IP address parameters, meanwhile, require data from S200s via GPRS network is available.
  • Ø  Operate from anywhere anytime, no distance limitation;


S240 remote GPRS monitoring system suitable for:
² >Environmental
² >Pumping station
² >Oilfield
² >Gas data acquisition
² >Power Station
² >Water level
² >Rain gauge
² >Urban water supply pipe network
² >Reservoir
² >Meter reading system
² >Sewage treatment
² >Transformer



3. Typical wiring connection:



4. Specifications


Parameter Item

Reference Scope

DC Power supply

Standard adapter: DC 12V/1.5A  Reference scope 9-24V DC

Power consumption

Standby:12V/70mA;  Working Max.: 12V/300mA

GPRS Module

Siemens MC55i

Frequency bands

Quad-band: EGSM 850,EGSM900, GSM 1800, GSM 1900, Compliant to GSM Phase 2/2+

Transmit power

Class 4 (2W) at EGSM 900 and EGSM 850; Class 1 (1W) at GSM 1800 and GSM 1900

GPRS connectivity

GPRS multi-slot class 10

GPRS Data Transmission

GPRS data downlink transfer: max. 85.6 kbps; GPRS data uplink transfer: max. 42.8 kbps.

TCP/IP stack


SIM interface

Supporting 3V SIM Card

External antenna

Connected via 50 Ohm antenna connector or antenna pad, SMA Antenna interface

Serial Interfaces

1 RS485 Port, 1 USB Port;


SMS, GPRS UDP, TCP, Modbus RTU, and more equipment protocols can be added according to requirements.

Digital Inputs

UP TO 6 OPT Coupler (Active Contact 3-24V);NC/NO/Edge/Level type; Active Contact and Passive Contact By Switch; Can be used as Pulse Counters;

Analog Inputs

UP TO 10 Analog Inputs. 12 bit resolution, 0-5V or 0-20mA;

Thermometer Inputs

2 Ports for DS18B20, Measures temperatures from -55°C to +125°C. Fahrenheit equivalent is -67°F to +257°F, ±0.5°C accuracy from -10°C to +85°C, Thermometer resolution is 12 bits.

Digital Relay Outputs

UP TO 4,  AC240V/3A, DC24V/10A, Can be controlled by Event, scheme, Incoming call, SMS Commands, Timer, Interlock;  2 outputs can setting as NC or NO type;

Power Source Outputs

3 Ports with 3.3VDC/400mA Power for external device; 1 Port with 12VDC/750mA Power for external device;

Internal Backup Battery

7.2v 1200mAH

Work Temperature range

-10-+70 °C

Humidity range

Relative humidity 95% (condensation free)

Exterior dimension


Net Weight

1000 g








5. Standard Packing List:


 Main unit x1
 AC/DC Power supply adapter x1 (AC 100~240V to DC12V/2A, UK/AU/USA/EU type power plug available)
 USB cable x1
 CD disk (PC Configuration and User Manual) x1
 GSM Antenna x1
 Package Size:W300*D205*H75MM
 Gross Weight:1.5KG
  5Pcs per carton


Optional Accessories: 
Water Overflow Level Sensor,
Oil Overflow Level Sensor,
Liquid level transducer,
Humidity transducer,
Voltage/Current transducer,
Water Leak Sensor,
Temperature probe,
Door contacts,
PIR Motion Sensor,
Smoke detector,
Gas Leak Sensor,
Glass Break Sensor,
Viberation Sensor,
Power failure sensor, etc.





6.Order Table:



Input ports


Relay outputs


Analog (0-5V or 4-20mA)

Digital(NC/NO/EOL, or Pulse counter)




Dry contact(250V/3A)



























Packaging & Shipping




Our Services



Company Information


King Pigeon is a professional GSM/GPRS/3G wireless Alarm System, GSM elderly alarm,SMS Controller, Industrial Remote Controller, RTU Data Logger, Telemetry, Temperature Measurement Logger, Power Monitoring, M2M products Designer & Manufacturer in China since 2005.

Welcome OEM/ODM Service


Put Your LOGO on Unit and Package Available! 



1.  How to make sure the quality?

  •  Process Quality Control
  •  Final Quality Control
  •  Outgoing Quality Control

2.  How to get the order?

  • First,Tell us the model and quantity of the products you want.
  • Second ,we will make a PI for you.
  • Third, After confirm everything,the payment will be arranged (Paypal, Western Union,T/T or Ali Trade Assurance for your money safety are welcomed)
  • Fourth, we will send you the goods within the promissory time.

3.  How about the Shipping?

  • The DHL,UPS,Fedex,TNT usually calculate the shipment based on measure size or weight. They compare the measurement size in Cube meters and Gross weight, and choose the large value to calculate the shipment cost.  (Calculation Formula is : L*W*H/5000=Measurement Size weight, unit is cm)


  •  Reference Shipment Cost

        For example, ship to Denmark from China.



Shipment Cost

Average Cost for per Kg


























  •  Our recommends:

          For samples, ship by Express, usually 3-5days.

          While place small order, try to make the finial weight more than 21Kg.

          If the order weight less than 100Kg, recommend to ship them by Express.

          If the weight is 101kg~200kg recommend to ship them by Air-cargo or express;

          If the weight is above 200kgs, recommend to ship them by air cargo or by sea.

  • For small order by express, 20-30 pcs per order is the best. 

4.  What's the delivery time?

  • Sample within 1-3days;
  •  Wholesales 4-7days according different quantities;
  •  OEM 7-14 days after all info confirmed.
  • ODM depends on the detail requirements.

5.  What is the warranty of your company?

  • 2~3 years warranty for the main unit; one year warranty for the accessories.
  • Please send back the defective goods within the warranty period, we will repair them or send you new free.
  • Please send to us some pictures and video about it need to confirm your problem then we will send you free new goods or parts instead.

6.   Can you do the design for us?

Yes, Just tell us your idea (logo,text., etc) and our professional R&D team will help to carry out your ideas into reality.


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Skype: asiagsmalarm

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