rs485 to ethernet gateway, modbus tcp modbus rtu gateway

System Feature

• Adopted highly integrated industrial 32-bit ARM MCU
• Reliable performance with built-in double watchdog, 24×7 operation
• Support signal fileter
• Support automatic network reconnection and data re-send
• Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server
• Automatically execute preset task by 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

• 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
• Remember status when power lost

DO(K) feature

• Relay output(NO, contact load: 2A / 125VAC,220VDC)
• DO can be activated by remote or local schedule
• Remain down status when power lost

AI feature

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

SMS feature

• Support 10 cell phone numbers for alarm and control
• Any device alarm status can be sent by sending sms
• Editable alarm and recover sms with time stamp
• Query any IO channel’s status or value via sms command
• Activate output by sending sms
• 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
• Power lost and recover alarm by sending sms

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
• Transfer RS485 or RS232 Data to wireless network

Modbus feature

• Can be modbus master read/write salve over RS485
• Can work as a modbus slave to be read/write by master(HMI, SCADA etc.)
• As modbus to gprs/3g gateway

TI feature

• Can set high or lower level to alarm, data log via wireless network
• Can switch Fahrenheit or centigrade
• Support probe disconnect alarm