Widely used in crude oil, nature gas production, and etc.

The new PLC uses ARM Cortex-A7 processor, working at 800MHz, with 128MB DDR3 RAM, 8GB eMMC flash, and 10KB NVRAM i.e. Battery-Backed Memory, also has RTC. 

I/Os:

8 digital input, 5 relay output, 3 analog input with 16 bit ADC, each AI can be 0-20mA, 0-5v or NTC(B3950), 1 analog output with 12 bit DAC and can be 0-20mA or 0-10v

3 AC0V to 440V line voltage measure, 3 AC0A to 5A current measure, frequency range 20 to 70Hz

1 ethernet port, support TCP/IP, MODBUS TCP/IP, WEB, MQTT

2 UART, can be RS485 or RS232

90-305V AC power supply

-40ºC to 85ºC working temperature