modbus 485 to ethernet converter, rs485 to modbus tcp converter
System Feature
- Cortex M3 32-bit ARM
- Double watchdog to ensure stability
- Support signal fileter
- Network-reconnect and retransmission to ensure data accurately transmit
- 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
- Can automatically execute tasks according to preset Events
- 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
- Monitor dry contact(NO or NC)
DO(T) feature
- Transistor output(drive voltage=power supply voltage, Drive current≤500mA)
- Remote or local event activate DO on/off/pulse
- Remain down status when power lost
DO(K) feature
- Relay NO contact output(load: 2A / 125VAC,220VDC)
- DO can be activated by remote or local schedule
- Remain down status when power lost
AI feature
- 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
- Convert 4-20mA(0-5V) to physical value
- Support offset and gain, alarm parameters, upload data setting
- Sensor disconnect alarm
SMS feature
- Preset 10 phone numbers (support distribute authority to receive sms)
- Send sms alarm when input is triggered or reach alarm level
- Editable alarm and recover sms with time stamp
- Query any IO channel’s status or value via sms command
- On/off/pulse output by sending sms
- Sms report any IO channel’s status or value on schedule
- Remote update parameters by sms
- Forward simcard overdue sms to admin
- Power lost and recover alarm by sending sms
Wireless network communication
- With 2g, 3g, 4g, Wi-Fi version
- TCP/IP connect at most 4 servers(support Static IP address or domain)
- Automatically Upload data when alarm or according to schedule
- Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
- Can forward data between wireless network with RS485 or RS232
Modbus feature
- Can work as a modbus master to poll salve over RS485
- Can be a I O module to be read/write by modbus master
- Run Modbus RTU or TCP protocol over GPRS/3G
