Hardware parameters

• display screen	12.1 "4:3 TFT LCD screen
  LCD viewing angle (T/B/L/R)	80'/80'/80'/80'
  resolving power	one thousand and twenty-four × seven hundred and sixty-eight
  color	65K
  brightness	370 cd/m ²
  touch screen	4-wire industrial resistor touch screen
  CPU	4-core 1.2G Cortex-A53
  storage	8GB Flash+1GB DDR3
  Ethernet	1 channel 10M/100M adaptive
  USB port	1 USB Slave 2.0 port; 1 USB Host 2.0 port
  Program download method	USB slave port/USB drive/Ethernet/SD card
  Serial communication port	COM1/COM2: RS232/RS485/RS422; COM3/COM4: RS232

Electrical specifications

• Rated power	< 15W
  Rated voltage	DC24V, working range DC 18V~28V
  Power protection	Adopting a power isolation module with lightning surge protection
  Allow power loss	< 5mS
  CE&RoHS	Comply with EN61000-6-2:2005, EN61000-6-4:2007 standards, RoHS lightning surge ± 1KV, group pulse ± 2KV; Electrostatic contact 4KV, air discharge 8KV

Environmental requirements

• working temperature	-20~70 ℃
  Storage temperature	-30~80 ℃
  ultraviolet radiation	Prohibit working in strong ultraviolet environments (such as direct sunlight)
  Environmental humidity	10~90% RH (non condensing)
  Seismic resistance	10-25Hz (2G/30 minutes in X, Y, Z directions)
  Cooling method	Natural air cooling

Other

• Protection level	The front panel meets IP65 (installed in conjunction with a flat cabinet), and the rear shell of the body meets IP20
  Mechanical mechanism	Aluminum alloy+galvanized sheet powder spraying
  Hole size	291mm × 219mm
  Overall size	310mm × 240mm × 48.5mm
  Overall weight	About 2710g