modbus rtu to modbus tcp converter, ethernet to modbus converter
System Feature
- Cortex M3 32-bit ARM
- 24×7 working, soft and hardware Double watchdog
- With signal filtering mechanisms
- Stable reconnection strategy for data transmit
- Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server
- Automatically execute preset task by schedule(second, minute, day, week, month)
- Support Interlock programming, Event trigger
- 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
- Accept NO or NC dry contact
DO(T) feature
- Open-collector output(drive voltage=power supply voltage, Drive current≤500mA)
- on/off/pulse DO by remote control or local event
- Remember status when power lost
DO(K) feature
- Relay NO output(load: 2A / 125VAC,220VDC)
- on/off/pulse DO by remote control or local event
- Remember status when power lost
AI feature
- Accept 4-20mA (option: 0-5V), 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
- Editable alarm and recover sms with time stamp
- Remote get device status or value by sending sms command
- Control output via sms command
- Can set interval to report IO channel's status or value by sms
- Sending sms command to update setting
- Sms remind for sim card overdue
- Support power lost sms alarm and recover sms(works with inside battery)
Wireless network communication
- Option network: cellular(2g/3g/4g) or Wi-Fi
- Communicate with up to 4 servers(IP or domain) by TCP/IP
- Support post or respond mode for data communication
- Communicate with server by optional Cwt_IO, Modbus TCP, http post protocol
- Support two-way data transparent transmission 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
- Support Modbus RTU to TCP convert over Ethernet or GPRS/3G
