Advantech VITA-350E User Manual page 63

PIN1: Power Input, Red line, 12 V / 24 V Car Battery DC constant Input.
PIN2: ACC, Yellow line, Ignition/Switching power, see the related
operating power at notes3.
PIN3: GND, Black line, ground,
Notes:
1. The length of Power cable is 3 M.
2. Power Input Voltage 9~35 V.
3. Power Operating Voltage 10~30 V (9 V would be looked as battery
low).
55 Appendix B Accessories