Acnodes FES 7035 Uživatelský manuál stáhnout pdf (Strana 32)

2.2

Power Management

oncept

IG NITION POWER ON:

System will be directly powered ON/OFF by Ignition c ontrol

The i gniti on line signal GP I-1 at host board is a trigger of the host P ower O n signal. The l ogic “ 0” of the

input signal represents 3 vol tages, and the logi c “1 ” re presents the voltage betwee n 5V and 50V. To avoid

dam ages f rom external factors, the G PI-1 is isolated to the board via photo-coupler. The system power of

the FES 70 35 depends on the pow er signal of the G PRS m odule.

POWER BOT TON:

System will be powe red ON /OFF by user physically control

The syste m’s pow er wi ll be star ted afte r the power button being pressed and al l the conditions are ready

that include the i gnition line signal and powe r voltage ready in the GP RS m odule . Conve rsely, the system ’s

power w ill be off after the power button being pressed and hold f or 4 seconds.

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Acnodes FES 7035 Uživatelský manuál Strana 32