​​​​Wi-Fi Rail/GPRS Rail/4G Rail 

Rail series industrial series datalogger can support communication modes such as Wi Fi, GPRS and 4G, and collect device data through multiple interfaces such as RS-485 and RS-232. It has low requirements for the hardware interface and transmission environment of the device, and is perfectly compatible with inverter, energy storage machine, environmental monitor and other devices of various brands. It can support remote control, remote debugging, remote upgrading and other functions of the device, and can view the working status and specific data of the device in real time, so as to provide users with a complete remote, low-cost and visual monitoring solution.
  • Undervoltage protection + lightning protection design, software watchdog + hardware watchdog
  • IP65 waterproof and dustproof, UV aging resistant, UV resistant, U0 flame retardant
  • Industrial grade device, workable in - 30 ℃ ~ + 85 ℃ for a long time
  • DC5 ~ 12V wide voltage design, built-in power supply reverse connection function
  • Private protocol, data verification, network disconnection and continuous transmission
  • Heartbeat detection, networking retry, automatic repair of device disconnection
Strong compatibility
​​​​Convenient installation
Data security
  • Support Wi Fi, GPRS, 4G and other communication modes
  • Support RS-232, RS-485 serial port to communicate with device
  • Remote control, remote debugging and remote upgrade are available
  • Support automatic identification and switching of multiple communication protocols
  • Remote monitoring through online platform
  • Use app, wechat mini program, H5 embedded web page and other clients to monitor data anytime and anywhere
​​​​Equipment stability
  • Quick installation, flatwise and wall hanging are available
  • Dual power supply design, can be external power supply, can also take power from the device
  • Equipped with 4-way indicator light, intuitive understanding of the working state
Real-time monitoring
Easy maintenance
产品型号Wi-Fi RailGPRS Rail4G Rail
Protection gradeIP21IP21IP21
InstallationHang on the wall/flatHang on the wall/flatHang on the wall/flat
Rated voltageDC 5~12VDC 5~12VDC 5~12V
Maximum current500mA(DC 5V)2A(DC 5V)2A(DC 5V)
Indicator light444
Operating temperature-30℃~+85℃-30℃~+85℃-30℃~+85℃
Storage temperature-40℃~+90℃-40℃~+90℃-40℃~+90℃
Local communication interfaceRS-485RS-485RS-485
Public network accessWi-FiGPRSGPRS/TD-SCDMA/WCDMA/LTE
Baud rate9600bps(Default)9600bps(Default)9600bps(Default)
Working frequency2.412GHz~2.484GHzGSM850/EGSM900/PCS1800/PCS1900


TDD LTE:B38/B39/B40/B41




Communication standardIEEE802.11b/g/nGPRS multi-slot class10 IS-95A/IS-95B/IS-2000LTE-Advanced/WirelessMAN-Advanced(802.16m)
Maximum transmission rate72Mbps85.6Kbps150Mbps
Communication distance100m(Open environment)Operator networkOperator network
Antenna gain2.5dBi2.5dBi2.5dBi
AntennaExternal antennaExternal antennaExternal antenna
Traffic card--Nano card or Chip card4G Traffic card
WatchdogSoftware watchdog + hardware watchdogSoftware watchdog + hardware watchdogSoftware watchdog + hardware watchdog
Equipment layer communication protocolModbus-RTU(mainstream)/Non Modbus-RTU
Modbus-RTU(mainstream)/Non Modbus-RTU
Network layer communication protocolModbus-TCPModbus-TCPModbus-TCP
Way of parameter Settings

APP/Remote server

SMS/Remote serverSMS/Remote server
Connection number1-101-101-10
Guarantee period2 years2 years(1 year flow)/5 years(5 years flow)2 years(1 year flow)/5 years(5 years flow)