Hardware parameters

• CPU	300MHz ARM9
  Memory	128MB Flash+64MB DDR2
  IO Port	nothing
  working voltage	DC 24V, working range DC 9V~28V
  Mechanical structure	Galvanized sheet with powder spraying treatment on the surface
  Overall size	90mm × 75mm × 25mm
  weight	About 220g
  Installation method	Screw installation
  antenna	FEA-YT

Communication parameters

• Networking methods	Wired network/GPRS/4G
  Network format and frequency band	LTE FDD: B1/B3/B5/B8 LTE TDD: B38/B39/B40/B41 WCDMA: B1/B8 TD-SCDMA: B34/B39 CDMA: BC0 GSM: 900/1800MHz
  Ethernet	1 channel 10M/100M adaptive port
  Serial communication port	COM1: RS232/RS485/RS422; COM3: RS232
  USB port	1 USB Device 2.0 interface

Software parameters

• Real time data monitoring	support
  Historical data recording	support
  Ordinary transmission	support
  VPN transparent transmission	support
  Edge computing	support
  API interface	support
  Management and remote maintenance	Support for remote firmware upgrade, support for importing and exporting configuration files
  Data monitoring	300 points
  Alarm Entry	60 o'clock
  History Entry	30 o'clock
  Historical data storage time	60 days