wifi sensor data logger, pc based data acquisition system
System Feature
- Industrial NXP 32-bit ARM MCU
- Reliable performance with built-in double watchdog, 24×7 operation
- With signal filtering mechanisms
- Support automatic network reconnection and data re-send
- Automatically or manually update interior clock by sms or NTP or server
- Configurable action schedule(second, minute, day, week, month)
- Support Interlock programming, Event trigger
- 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
- Open-collector 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 output(NO, contact load: 2A / 125VAC,220VDC)
- on/off/pulse DO by remote control or local event
- Remain down status when power lost
AI feature
- 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
- Convert signal to actual measure value,support adjustment
- Can set parameters for value processing, alarm, data transmission
- Signal lost alarm
SMS feature
- Preset 10 phone numbers (support distribute authority to receive sms)
- Sms alarm when any IO channel triggered or out of preset normal range
- Customizable sms messages, like alarm, receove, report
- Query any IO channel’s status or value via 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
- Power lost and recover alarm by sending sms
Wireless network communication
- With 2g, 3g, 4g, Wi-Fi version
- TCP/IP connect at most 4 servers(support Static IP address or domain)
- Automatically Upload data when alarm or according to schedule
- Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
- Support two-way data transparent transmission with RS485 or RS232
Modbus feature
- polling salve over RS485 with modbus rtu protocol
- As a RS485 I O module to be polled by modbus master
- Support Modbus RTU to TCP convert over Ethernet or GPRS/3G
