Port RS485 To Ethernet Gateway , Two - Way Transmission Ethernet Modbus RTU

rs485 to ethernet gateway, modbus rtu to ethernet gateway

System Feature

•  Adopted highly integrated industrial 32-bit ARM MCU
•  Reliable performance with built-in double watchdog, 24×7 operation
•  With signal filtering mechanisms
•  Support automatic network reconnection and data re-send
•  Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server
•  Can set multiple timers(second, minute, day, week, month) to execute actions, e.g. output, upload data, change setting
•  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

•  Trigger 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 NO output(load: 2A / 125VAC,220VDC)
•  DO can be activated by remote or local schedule
•  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
•  Support offset and gain, alarm parameters, upload data setting
•  Detect connect or disconnect to alarm

SMS feature

•  Preset 10 phone numbers (support distribute authority to receive sms)
•  Sms alarm when any IO channel triggered or out of preset normal range
•  Editable alarm and recover sms with time stamp
•  Can send sms command to request any channel status or value
•  Control output via sms command
•  Can set interval to report IO channel's status or value by sms
•  Remote setting via sms commands
•  Forward simcard overdue sms to admin
•  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
•  Support two-way data transparent transmission with RS485 or RS232

Modbus feature

•  Can work as a modbus master to poll 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