What is the output of a smoke detector?

What is the output of a smoke detector? The true duct smoke detector analogue output status levels is 2-10 Vdc. 2 Vdc means sensor fault, 3-7 Vdc means normal operation, 7-9 Vdc means optics needs cleaning and 9.5 V dc means smoke alarm. How does optical smoke detector work? An optical smoke alarm (also called […]

How much is a Remington pump 22 rifle worth?

How much is a Remington pump 22 rifle worth? Recently Sold REMINGTON 572 FIELDMASTER rifle Price Item Condition $565.00 .22 S/L/LR REMINGTON 572 FIELDMASTER 22LR PUMP RIFLE SEPT 1974 EXC! NR! OTHER BARREL LENGTH” Minneapolis, MN 55424 Used $780.00 OTHER MODEL REMINGTON MODEL 572 BDL FIELDMASTER FACTORY NEW IN BOX 21″ BBL .22 LR 25624 […]

Are T10 and 168 the same?

Are T10 and 168 the same? The T10 comes in 194, 168, W5W, 147, 152, 158, 159, 161, 168, 194, 192, 193 – and they all basically look the same. In fact, they all have the same base, they’re all made the same with the same incandescent filament – the only difference is the wattage. […]

Is analytical chemistry in demand?

Is analytical chemistry in demand? South Africa is rich in minerals and hence there is a demand for chemists in the mining industry. Career opportunities also exist in the fine chemical, pharmaceutical, food and catalytic converter industries. Further careers in chemistry are teaching and research. Careers. Is analytical chemistry difficult? it is easy to take […]

What are insect experts called?

What are insect experts called? entomologist Who performs forensic entomology? Although some forensic entomologists are employed full-time by law enforcement agencies, these forensic scientists most often work on a contract basis when called in to assist medical examiners, coroners, police agencies, and federal agencies answer critical questions pertaining to criminal death investigations. What is a […]

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