PLC Modbus Remote IO Module , 3 Channels Analog Input Modbus GPRS Gateway

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System Feature

•  Cortex M3 32-bit ARM
•  Reliable performance with built-in double watchdog, 24×7 operation
•  Dual digital filters for anti-noise
•  Support automatic network reconnection and data re-send
•  Automatically or manually update interior clock by sms or NTP or server
•  Can set multiple timers(second, minute, day, week, month) to execute actions, e.g. output, upload data, change setting
•  Event-based linkage programming, e.g. alarm linkage output
•  Provide configure software, visual programming, over 100 parameters can be set
•  Optional inside lithium battery for power lost alarm and keep 8-20 hours working

DI feature

•  Trigger dry contact(NO or NC)

DO(T) feature

•  Relay drivable 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
•  Status memory function for power lost

AI feature

•  Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 10-bit precision)
•  Transduce 4-20mA(0-5V) to actual value
•  Configurable parameters for signal acquisition, alarm, data communication
•  Detect connect or disconnect to alarm

SMS feature

•  Preset 10 phone numbers (support distribute authority to receive sms)
•  Any device alarm status can be sent by sending sms
•  All alarm and recover sms text can be edited
•  Remote get device status or value by sending sms command
•  Activate output by sending sms
•  Sms report any IO channel’s status or value on schedule
•  Remote update parameters by sms
•  Forward simcard overdue sms to admin
•  Support power lost sms alarm and recover sms(works with inside battery)

Wireless network communication

•  Option network: cellular(2g/3g/4g) or Wi-Fi
•  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 be modbus master read/write salve over RS485
•  As a RS485 I O module to be polled by modbus master
•  As modbus to gprs/3g gateway

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PLC Modbus Remote IO Module , 3 Channels Analog Input Modbus GPRS Gateway Images