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Type : Hand Tool Parts
I
summary
JFC-3 individual dust sampler is a special instrument for measuring dust content in the air in places. JFC-3 individual dust sampler is widely used in industrial and mining labor safety, environmental monitoring, occupational disease prevention, universities and colleges teaching units.
JFC-3 Individual Dust Sampler It has the advantages of high pumping pressure, strong load capacity, small volume, AC and DC dual-purpose, convenient use, accurate timing and multi-purpose of one machine, and is widely praised by customers at home and abroad.
Second, the technical parameters
1. Extraction pressure:> 35000Pa
2. Flow range: (0.1-3.0) L/min
3. Flow accuracy: 2.5FS
4, stability: 5%
5. Timing accuracy: 0.1%
6. Ambient temperature: 0~50C
7. Working state: Can work continuously for more than 8 hours 8. Power supply: built-in high-performance lithium-ion rechargeable battery
9. Weight: 0.5Kg
10. Overall dimension: 137 eighty-eight 45(mm)
Third, the instrument operation
1. Turn on the power switch, the screen displays "00:15 00" (default setting: 15 minutes), and the cursor flashes at the first position
Press the "OK" key to enter the default setting time sampling working state, and then press the "C" key to stop the air pump. At this time, press the "C" key again, and the instrument enters the timing setting state.
3. Time setting: When setting the sampling working time, the screen displays 00:15 00, and the cursor position symbol keeps flashing. "?" "?" keys to move the position cursor, "" and "" keys to increase or decrease numeric values. When the time is set, press the "OK" key to start sampling, and the last two digits of the screen start counting the seconds. Start entering the positive timer. When the time is 00:15, the working time of the instrument is up, the air