GSM WiFi Wireless real time data logger controller,
System Feature
- Adopted highly integrated industrial 32-bit ARM MCU
- Double watchdog to ensure stability
- Support signal fileter
- Stable reconnection strategy for data 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
- 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
- Remain down status when power lost
- DO(K) feature
- Relay NO output(load: 2A / 125VAC,220VDC)
- on/off/pulse DO by remote control or local event
- Status memory function for power lost
AI feature
- Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz,
10-bit precision)
- Convert signal to actual measure value,support adjustment
- Configurable parameters for signal acquisition, alarm, data
communication
- Sensor disconnect 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
- Editable alarm and recover sms with time stamp
- Query any IO channel’s status or value via sms command
- Control output via sms command
- Configurable schedule for sms report IO channel's status or
value
- Remote setting via sms commands
- Can query SIM card balance, sms forward
- Power lost and recover alarm by sending sms
Wireless network communication
- With 2g, 3g, 4g, Wi-Fi version
- 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)
- Support two-way data transparent transmission with RS485 or
RS232
Modbus feature
- Can be modbus master read/write salve over RS485
- Can work as a modbus slave to be read/write by master(HMI,
SCADA etc.)
- Run Modbus RTU or TCP protocol over GPRS/3G
