Low Cost GSM IOT Controller with Free IOT solutions platform
System Feature
- Cortex M3 32-bit ARM
- Reliable performance with built-in double watchdog, 24×7 operation
- 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 console utility for visual programming over 100 parameters
- 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)
- 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)
- DO can be activated by remote or local schedule
- Status memory function for power lost
AI feature
- 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
- Convert 4-20mA(0-5V) to physical value
- Configurable parameters for signal acquisition, alarm, data communication
- Sensor disconnect alarm
SMS feature
- Can add 10 administrator numbers for alarm and remote control
- Any device alarm status can be sent by sending sms
- 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
- Forward simcard overdue sms to admin
- Support power lost sms alarm and recover sms(works with inside battery)
- Wireless network communication
- With 2g, 3g, 4g, Wi-Fi version
- TCP/IP connect at most 4 servers(support Static IP address or domain)
- 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
