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
