Transfer RS485 GSM SMS Alarm Controller , 3G Smart Wireless Modbus RTU

machine to machine communication in iot, smart m2m 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
•  Automatically or manually update interior clock by sms or NTP or server
•  Configurable action schedule(second, minute, day, week, month)
•  Event-based linkage programming, e.g. alarm linkage output
•  Provide console utility for visual programming over 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
•  Status memory function for 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

•  Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 10-bit precision)
•  Convert signal to actual measure value,support adjustment
•  Configurable parameters for signal acquisition, alarm, data communication
•  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
•  Customizable sms messages, like alarm, receove, report
•  Remote get device status or value by sending sms command
•  On/off/pulse output by sending sms
•  Can set interval to report IO channel's status or value by sms
•  Sending sms command to update setting
•  Can query SIM card balance, sms forward
•  Sms alar for power lost and recover

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)
•  Support post or respond mode for data communication
•  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
•  Can be a I O module to be read/write by modbus master
•  As modbus to gprs/3g gateway

machine to machine gateway

m2m management system

Transfer RS485 GSM SMS Alarm Controller , 3G Smart Wireless Modbus RTU Images