m2m rtu controller for remote monitoring application

System Feature

• Industrial NXP 32-bit ARM MCU
• 24×7 working, soft and hardware Double watchdog
• Support signal fileter
• Stable reconnection strategy for data transmit
• Automatically or manually update interior clock by sms or NTP or 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
• 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

• Trigger dry contact(NO or NC)

DO(T) feature

• Transistor output(drive voltage=power supply voltage, Drive current≤500mA)
• DO can be activated by remote or local schedule
• Status memory function for power lost

DO(K) feature

• Relay NO output(load: 2A / 125VAC,220VDC)
• Remote or local event activate DO on/off/pulse
• Status memory function for power lost

AI feature

• 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
• Convert 4-20mA(0-5V) to physical value
• Configurable parameters for signal acquisition, alarm, data communication
• Signal lost alarm

SMS feature

• Preset 10 phone numbers (support distribute authority to receive sms)
• Any device alarm status can be sent by sending sms
• Editable alarm and recover sms with time stamp
• 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
• Sending sms command to update setting
• Can query SIM card balance, sms forward
• Support power lost sms alarm and recover sms(works with inside battery)

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)
• Automatically Upload data when alarm or according to schedule
• Communicate with server by optional Cwt_IO, Modbus TCP, http post protocol
• Can forward data between wireless network with RS485 or RS232