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Tips: It indicates whether the respirator
depends on internal battery or external
power supply in operation.
9 Indicator of external The indicator will be normally on when
power supply T5 connects to power adapter.
Tips: When the respirator is switched from
external power supply to internal power
supply, the respirator is still normally
working.
2.8.2 Main Unit-Rear View
FIGURE 2 Main Unit(Rear View)
1 Radiating panel It is used for radiating host, which must not
2 Air inlet Air inlet and safety valve outlet, which shall