S281 GSM 3G 4G LTE industrial iot Lora gateway devices

S281 GSM 3G 4G LTE industrial iot Lora gateway devices

Model No.︰S281

Brand Name︰King Pigeon

Country of Origin︰China

Unit Price︰US $ 81 / pc

Minimum Order︰1 pc

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Product Description

  • 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.

 

Payment Terms︰ TT

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