gsm sms alarm unit, sms alarm and remote controller

System Feature

• Industrial NXP 32-bit ARM MCU
• Double watchdog to ensure stability
• Support signal fileter
• Stable reconnection strategy for data transmit
• Synchronize clock with multiple way, Sms, NTP, CwtIO Server
• Automatically execute preset task by 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

• Monitor dry contact(NO or NC)

DO(T) feature

• Transistor output(drive voltage=power supply voltage, Drive current≤500mA)
• on/off/pulse DO by remote control or local event
• Remember status when power lost

DO(K) feature

• Relay NO contact output(load: 2A / 125VAC,220VDC)
• Remote or local event activate DO on/off/pulse
• Remember status when power lost

AI feature

• Standard 4-20mA (option: 0-5V) signal in, Sampling frequency: 33Hz, 10-bit precision)
• Convert signal to actual measure value,support adjustment
• Support offset and gain, alarm parameters, upload data setting
• Sensor disconnect alarm

SMS feature

• Preset 10 phone numbers (support distribute authority to receive sms)
• Send sms alarm when input is triggered or reach alarm level
• All alarm and recover sms text can be edited
• Remote get device status or value by sending sms command
• On/off/pulse output by sending sms
• Can set interval to report IO channel's status or value by sms
• 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
• Support TCP/IP two-way communication with Max.4 servers(IP 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