wifi sensor data logger, pulse counter data logger

System Feature

• Adopted highly integrated industrial 32-bit ARM MCU
• Double watchdog to ensure stability
• Dual digital filters for anti-noise
• 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)
• Can automatically execute tasks according to preset Events
• 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

• Monitor dry contact(NO or NC)

DO(T) feature

• Relay drivable 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 output(load: 2A / 125VAC,220VDC)
• Remote or local event activate DO on/off/pulse
• Remain down status when power lost

AI feature

• Standard 4-20mA (option: 0-5V) signal in, Sampling frequency: 33Hz, 10-bit precision)
• Convert 4-20mA(0-5V) to physical value
• Can set parameters for value processing, alarm, data transmission
• Signal lost alarm

SMS feature

• Preset 10 phone numbers (support distribute authority to receive sms)
• Send sms alarm when input is triggered or reach alarm level
• Customizable sms messages, like alarm, receove, report
• Can send sms command to request any channel status or value
• Control output via sms command
• Sms report any IO channel’s status or value on schedule
• 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

• Optianal onboard GPRS, 3g, 4g, Wi-Fi module
• TCP/IP connect at most 4 servers(support Static IP address or domain)
• Support post or respond mode for data communication
• Communicate with server by optional Cwt_IO, Modbus TCP, http post protocol
• Transfer RS485 or RS232 Data to wireless network

Modbus feature

• Can work as a modbus master to poll salve over RS485
• Can be a I O module to be read/write by modbus master
• Support Modbus RTU to TCP convert over Ethernet or GPRS/3G