4 20ma Modbus Converter Two Way Communication Ethernet With Remote Update

4 20ma to modbus tcp converter, modbus tcp to rtu converter

System Feature

•  Cortex M3 32-bit ARM
•  Double watchdog to ensure stability
•  With signal filtering mechanisms
•  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
•  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

•  Monitor dry contact(NO or NC)

DO(T) feature

•  Relay drivable 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)
•  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
•  Can set parameters for value processing, alarm, data transmission
•  Detect connect or disconnect to alarm

SMS feature

•  Support 10 cell phone numbers for alarm and control
•  Sms alarm when any IO channel triggered or out of preset normal range
•  All alarm and recover sms text can be edited
•  Remote get device status or value by sending sms command
•  On/off/pulse output by sending sms
•  Sms report any IO channel’s status or value on schedule
•  Remote update parameters by sms
•  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
•  TCP/IP connect at most 4 servers(support Static IP address or domain)
•  Events(e.g. alarm, timer) trigger upload data
•  Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
•  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

rs485 to modbus tcp converter

modbus serial to tcp converter

4 20ma Modbus Converter Two Way Communication Ethernet With Remote Update Images