1. Embedded 32-Bit High Performance Microprocessor MCU, inbuilt watchdog; 2. Power supply 12~36VDC with over voltage and phase-reversal protection; 3. Supports TCP Server, TCP Client, Modbus TCP, MQTT Protocols; 4. DO1 support PWM output; 5. Management and configuration via LAN connection configuration software for easy operation and maintenance; 6. 8 optical isolated digital input, supports max. 700khz high speed pulse counter; 7. 8 digital output or relay output, supports 10Hz~300KHz high speed pulse output; 8. 8 isolated analog input, 12-bit resolution, supports 0~20mA,4~20mA,0-5VDC, 0-10VDC; 9. High sampling frequency and special filtering strategy to ensure reliability; 10.1 RS485 Serial port, supports Modbus RTU Master or Slave, can extend I/O modules; 11.Supports register mapping function and extend I/O inquiry strategy; 12.Provides 1 channel 12~36VDC power source output for external device, saving wiring cost; 13.LED instructions work status, with reset button to reset, easy on-site installation and commissioning; 14.Using metal shell, protection class IP30. Metal shell and system security isolation, especially suitable for industrial applications in the field; 13.Small size, L105 * W88 * H30mm, compatible wall installation and DIN35mm industrial rail installation.