4G Lora Gateway S281

4G Lora Gateway S281

SGD 295 SGD 313

  • Related Voltage: Recommend: DC 12V/1.5A, range:9-36VDC;
  • RJ45, 10/100M Ethernet interface;
  • Support 100 wireless temperature, temperature and humidity nodes, and 100 RS485 serial port nodes at the same time;
  • Working frequency band: 420MHZ~450MHz (868MHz, 915MHz can be customized);
  • Modbus TCP protocol and Modbus RTU protocol are compatible with transparent transmission;
  • Supports 10 user numbers for receiving device daily reports, dropped calls, serial port data overrun, and specific SMS alarm messages triggered abnormally.
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The 4G Lora Gateway S281 is the latest Lora technology for industrial internet of things solutions. It supports upto 99 wireless temperature humidity modules, the wireless temperature humidity sensor powered up by normal AAA battery, and 99 wireless serial port modules with a monitoring radius of upto 2500m.

4G Lora Gateway S281 is widely used in agricultural greenhouse temperature and humidity collection and monitoring, chemical plant temperature and humidity collection and monitoring, electroplating plant temperature and humidity collection and monitoring, hospital sites and fruit and vegetable storage warehouses and other places temperature and humidity collection and monitoring. 

the KPIIOT IoT Cloud Platform and OPC, SCADA and MES systems to build an industiral IoT Solution.

Specifications:

Item

 Specification

CPU

 ARM® Cortex™-M4 32Bits RTOS

Memory

 Max.2000 records and 500 alarm recorder.

Cellular

 GSM/3G/4G Lte

LoRa Frequency

 Default: 420HMz-450MHz,Optional:868MHz or 915MHz

Related Voltage

 Recommend: DC 12V/1.5A, range:9-36VDC

Power Consumption

 Standby:12V/130mA; Working:12V/150mA; Charging Battery:12V/180mA

Backup Battery

 3.7V 900mAH, last about 3 hours.

USB Port

 Micro USB

RJ45

 RJ45 10/100M Ethernet interface

SIMCard

 3V SIM

Working Temperature

 -10-+70

Humidity

 Related humidity 95%

Dimension

 88mm*75mm*30mm

Weight

 450 g

 

Features:

  • Built-in ARM®Cortex ™ -M4 32-bit RISC core real-time operating system, software watchdog and hardware watchdog to prevent fake crashes;
  • Wide working voltage design, support 9 ~ 36VDC power supply, and anti-reverse protection design;
  • Modular structure design, GSM / 3G / 4G network upgrade only needs to replace the module to realize the network upgrade;
  • Support remote SMS to restart the device and configure device parameters;
  • Using local configuration software, remote SMS, APP to set parameters, easy to operate and easy to use;
  • Supports 10 user numbers for receiving device daily reports, dropped calls, serial port data overrun, and specific SMS alarm messages triggered abnormally;
  • Built-in powerful timer function, support timing automatic reporting, timing SMS daily report, timing online, timing restart and other functions;
  • Modbus TCP protocol and Modbus RTU protocol are compatible with transparent transmission;
  • Ethernet comes with a transformer isolator, 2KV electromagnetic isolation, and shell isolation protection;
  • Adopt time division multiplexing, multi-channel mounting, less interference, more mounting nodes, can support up to 99 temperature and humidity collection points
  • It can monitor the terminal battery level in real time to ensure that the device data does not drop.

Additional information

Model

3G (W version), 4G (E version)

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