modbus rtu tcp gateway, modbus tcp modbus rtu gateway
System Feature
- Industrial NXP 32-bit ARM MCU
- 24×7 working, soft and hardware Double watchdog
- Support signal fileter
- Stable reconnection strategy for data transmit
- Automatically or manually update interior clock by sms or NTP or server
- Automatically execute preset task by schedule(second, minute, day, week, month)
- Can automatically execute tasks according to preset Events
- 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
- 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
- Remain down status when power lost
DO(K) feature
- Relay NO output(load: 2A / 125VAC,220VDC)
- on/off/pulse DO by remote control or local event
- Remain down status when power lost
AI feature
- Standard 4-20mA (option: 0-5V) signal in, Sampling frequency: 33Hz, 10-bit precision)
- Transduce 4-20mA(0-5V) to actual value
- Support offset and gain, alarm parameters, upload data setting
- Signal lost alarm
SMS feature
- Support 10 cell phone numbers for alarm and control
- Send sms alarm when input is triggered or reach alarm level
- Editable alarm and recover sms with time stamp
- Can send sms command to request any channel status or value
- On/off/pulse output by sending sms
- Sms report any IO channel’s status or value on schedule
- Sending sms command to update setting
- Can query SIM card balance, sms forward
- Power lost and recover alarm by sending sms
Wireless network communication
- With 2g, 3g, 4g, Wi-Fi version
- Support TCP/IP two-way communication with Max.4 servers(IP or domain)
- Events(e.g. alarm, timer) trigger upload data
- Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
- 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
- Support Modbus RTU to TCP convert over Ethernet or GPRS/3G
