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