modbus rtu modbus tcp converter, modbus converter
System Feature
- Cortex M3 32-bit ARM
- Reliable performance with built-in double watchdog, 24×7 operation
- 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
- Event-based linkage programming, e.g. alarm linkage output
- Easy used GUI configure software for setting up to 100 parameters
- Optional inside lithium battery for power lost alarm and keep 8-20 hours working
DI feature
- Monitor dry contact(NO or NC)
DO(T) feature
- Relay drivable 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)
- on/off/pulse DO by remote control or local event
- Status memory function for power lost
AI feature
- 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
- Transduce 4-20mA(0-5V) to actual value
- Support offset and gain, alarm parameters, upload data setting
- Sensor disconnect alarm
SMS feature
- Can add 10 administrator numbers for alarm and remote control
- Send sms alarm when input is triggered or reach alarm level
- All alarm and recover sms text can be edited
- 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
- Sending sms command to update setting
- Can query SIM card balance, sms forward
- Power lost and recover alarm by sending sms
Wireless network communication
- Option network: cellular(2g/3g/4g) or Wi-Fi
- TCP/IP connect at most 4 servers(support Static IP address or domain)
- Events(e.g. alarm, timer) trigger upload data
- Communicate with server by optional Cwt_IO, Modbus TCP, http post protocol
- Transfer RS485 or RS232 Data to wireless network
Modbus feature
- Can be modbus master read/write salve over RS485
- As a RS485 I O module to be polled by modbus master
- Run Modbus RTU or TCP protocol over GPRS/3G
