Wireless IOT data logger, GSM GPRS realtime data monitoring

System Feature

• Adopted highly integrated industrial 32-bit ARM MCU
• 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
• 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 exterior rechargable battery for 8-20 hours working when power lost

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
• Status memory function for power lost

AI feature

• 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
• Transduce 4-20mA(0-5V) to actual value
• Configurable parameters for signal acquisition, alarm, data communication
• 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
• Editable alarm and recover sms with time stamp
• Can send sms command to request any channel status or value
• On/off/pulse output by sending sms
• Configurable schedule for sms report IO channel's status or value
• Remote setting via sms commands
• Forward simcard overdue sms to admin
• 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)
• Events(e.g. alarm, timer) trigger upload data
• Support http post, Modbus TCP, CWT protocol over cellular or Wi-Fi
• Transfer RS485 or RS232 Data to wireless network

Modbus feature

• polling salve over RS485 with modbus rtu protocol
• As a RS485 I O module to be polled by modbus master
• Run Modbus RTU or TCP protocol over GPRS/3G