Industrial Gsm Gprs 3g Wifi Iot Gateway For Internet Of Things Sensor Networks
System Feature
- Cortex M3 32-bit ARM
- 24×7 working, soft and hardware Double watchdog
- Support signal fileter
- Support automatic network reconnection and data re-send
- Automatically or manually update interior clock by sms or NTP or server
- Can set multiple timers(second, minute, day, week, month) to execute actions, e.g. output, upload data, change setting
- Event-based linkage programming, e.g. alarm linkage output
- Provide configure software, visual programming, over 100 parameters can be set
- Optional exterior rechargable battery for 8-20 hours working when power lost
DI feature
- Trigger dry contact(NO or NC)
DO(T) feature
- Transistor output(drive voltage=power supply voltage, Drive current≤500mA)
- DO can be activated by remote or local schedule
- Remember status when power lost
DO(K) feature
- Relay output(NO, contact load: 2A / 125VAC,220VDC)
- DO can be activated by remote or local schedule
- Remember status when power lost
AI feature
- Standard 4-20mA (option: 0-5V) signal in, Sampling frequency: 33Hz, 10-bit precision)
- Convert signal to actual measure value,support adjustment
- Can set parameters for value processing, alarm, data transmission
- Sensor disconnect alarm
SMS feature
- Can add 10 administrator numbers for alarm and remote control
- Sms alarm when any IO channel triggered or out of preset normal range
- Editable alarm and recover sms with time stamp
- Query any IO channel’s status or value via sms command
- Control output via sms command
- Configurable schedule for sms report IO channel's status or value
- Remote setting via sms commands
- Forward simcard overdue sms to admin
- Support power lost sms alarm and recover sms(works with inside battery)
Wireless network communication
- With 2g, 3g, 4g, Wi-Fi version
- Support TCP/IP two-way communication with Max.4 servers(IP or domain)
- Automatically Upload data when alarm or according to schedule
- Support http post, Modbus TCP, CWT protocol over cellular or Wi-Fi
- Can forward data between wireless network with RS485 or RS232
Modbus feature
- Can be modbus master read/write salve over RS485
- Can work as a modbus slave to be read/write by master(HMI, SCADA etc.)
- As modbus to gprs/3g gateway
