GSM GPRS WiFi wireless m2m telecommunication device

System Feature

• Adopted highly integrated industrial 32-bit ARM MCU
• Double watchdog to ensure stability
• Support signal fileter
• 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)
• Event-based linkage programming, e.g. alarm linkage output
• Easy used GUI configure software for setting up to 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

• Relay drivable output(drive voltage=power supply voltage, Drive current≤500mA)
• DO can be activated by remote or local schedule
• 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
• 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
• Signal lost alarm

SMS feature

• Can add 10 administrator numbers for alarm and remote control
• 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
• Can set interval to report IO channel's status or value by sms
• Remote setting via sms commands
• Can query SIM card balance, sms forward
• Power lost and recover alarm by sending sms

Wireless network communication

• Optianal onboard GPRS, 3g, 4g, Wi-Fi module
• 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