modbus pulse counter gateway, modbus data acquisition gateway
System Feature
- Adopted highly integrated industrial 32-bit ARM MCU
- 24×7 working, soft and hardware Double watchdog
- 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
- Configurable action schedule(second, minute, day, week,
month)
- Support Interlock programming, Event trigger
- Provide configure software, visual programming, over 100
parameters can be set
- Optional exterior rechargable battery for 8-20 hours working
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)
- on/off/pulse DO by remote control or local event
- Remain down status when power lost
DO(K) feature
- Relay NO output(load: 2A / 125VAC,220VDC)
- Remote or local event activate DO on/off/pulse
- Remember status when power lost
AI feature
- 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit
precision)
- Convert 4-20mA(0-5V) to physical 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)
- Send sms alarm when input is triggered or reach alarm level
- All alarm and recover sms text can be edited
- Can send sms command to request any channel status or value
- Control output via sms command
- Can set interval to report IO channel's status or value by
sms
- Sending sms command to update setting
- 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
- Support http post, Modbus TCP, CWT protocol over cellular or
Wi-Fi
- Can forward data between wireless network with RS485 or RS232
Modbus feature
- Can work as a modbus master to poll salve over RS485
- As a RS485 I O module to be polled by modbus master
- Support Modbus RTU to TCP convert over Ethernet or GPRS/3G
