modbus remote io module, modbus tcp scada gateway
System Feature
- Industrial NXP 32-bit ARM MCU
- Double watchdog to ensure stability
- With signal filtering mechanisms
- Network-reconnect and retransmission to ensure data accurately transmit
- Synchronize clock with multiple way, Sms, NTP, CwtIO 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
- Easy used GUI configure software for setting up to 100 parameters
- Optional inside battery that life is 8-20 hours, cellular module Intelligent sleep when power lost
DI feature
- Trigger dry contact(NO or NC)
DO(T) feature
- Open-collector output(drive voltage=power supply voltage, Drive current≤500mA)
- Remote or local event activate DO on/off/pulse
- Remember status when power lost
DO(K) feature
- Relay NO contact output(load: 2A / 125VAC,220VDC)
- Remote or local event activate DO on/off/pulse
- Remember status when power lost
AI feature
- 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
- Transduce 4-20mA(0-5V) to actual value
- Can set parameters for value processing, alarm, data transmission
- Signal lost 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
- Can send sms command to request any channel status or value
- Control output via sms command
- Configurable schedule for sms report IO channel's status or value
- Remote setting via sms commands
- Sms remind for sim card overdue
- Power lost and recover alarm by sending sms
Wireless network communication
- Optianal onboard GPRS, 3g, 4g, Wi-Fi module
- 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
- Can forward data between wireless network with RS485 or RS232
Modbus feature
- Can be modbus master read/write salve over RS485
- Can be a I O module to be read/write by modbus master
- As modbus to gprs/3g gateway
