RS232 RS485 Ethernet Modbus RTU 2 Relay Digital Outputs Remote Control

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System Feature

•  Adopted highly integrated industrial 32-bit ARM MCU
•  Double watchdog to ensure stability
•  Support signal fileter
•  Network-reconnect and retransmission to ensure data accurately transmit
•  Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server
•  Configurable action schedule(second, minute, day, week, month)
•  Support Interlock programming, Event trigger
•  Provide configure software, visual programming, over 100 parameters can be set
•  Optional inside battery that life is 8-20 hours, cellular module Intelligent sleep 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
•  Remain down status when power lost

DO(K) feature

•  Relay NO contact output(load: 2A / 125VAC,220VDC)
•  Remote or local event activate DO on/off/pulse
•  Remain down status when power lost

AI feature

•  Standard 4-20mA (option: 0-5V) signal in, Sampling frequency: 33Hz, 10-bit precision)
•  Convert 4-20mA(0-5V) to physical value
•  Support offset and gain, alarm parameters, upload data setting
•  Signal lost 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
•  Can send sms command to request any channel status or value
•  On/off/pulse output by sending sms
•  Can set interval to report IO channel's status or value by sms
•  Remote update parameters by sms
•  Can query SIM card balance, sms forward
•  Support power lost sms alarm and recover sms(works with inside battery)

Wireless network communication

•  Optianal onboard GPRS, 3g, 4g, Wi-Fi module
•  TCP/IP connect at most 4 servers(support Static IP address or domain)
•  Automatically Upload data when alarm or according to schedule
•  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

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RS232 RS485 Ethernet Modbus RTU 2 Relay Digital Outputs Remote Control Images