m2m gateway with platform,m2m monitoring system

System Feature

• Adopted highly integrated industrial 32-bit ARM MCU
• Reliable performance with built-in double watchdog, 24×7 operation
• Support signal fileter
• 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 configure software, visual programming, over 100 parameters can be set
• 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
• Open-collector 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 output(NO, contact 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 signal to actual measure value,support adjustment
• Configurable parameters for signal acquisition, alarm, data communication
• Detect connect or disconnect to alarm

SMS feature

• Preset 10 phone numbers (support distribute authority to receive sms)
• Send sms alarm when input is triggered or reach alarm level
• 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
• Configurable schedule for sms report IO channel's status or value
• Remote setting via sms commands
• Sms remind for sim card overdue
• Support power lost sms alarm and recover sms(works with inside battery)

Wireless network communication

• Option network: cellular(2g/3g/4g) or Wi-Fi
• Communicate with up to 4 servers(IP or domain) by TCP/IP
• Events(e.g. alarm, timer) trigger upload data
• Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
• Can forward data between wireless network 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