SMS Unit IOT Gateway Device Modbus Protocol Accepted With Double Watchdog

CWT5015 GSM SMS IOT Gateway Unit, Internet of Things and Industrial Automation

CWT5015 RTU with 2 DI, 3 DO, 1 AI, RS232 standard electrical interface can connect various industrial equipment, such as PLC, meters, sensors, electrical switches

System Feature

•  Industrial NXP 32-bit ARM MCU
•  Double watchdog to ensure stability
•  With signal filtering mechanisms
•  Support automatic network reconnection and data re-send
•  Synchronize clock with multiple way, Sms, NTP, CwtIO Server
•  Configurable action 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 lithium battery for power lost alarm and keep 8-20 hours working

DI feature

•  Accept NO or NC dry contact

DO(T) feature

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

DO(K) feature

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

AI feature

•  Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 10-bit precision)
•  Transduce 4-20mA(0-5V) to actual value
•  Support offset and gain, alarm parameters, upload data setting
•  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
•  Remote get device status or value by sending sms command
•  Control output via sms command
•  Configurable schedule for sms report IO channel's status or value
•  Remote setting via sms commands
•  Sms remind for sim card overdue
•  Sms alar for power lost and recover
•  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
•  Communicate with server by optional Cwt_IO, Modbus TCP, http post protocol
•  Support two-way data transparent transmission with RS485 or RS232