a group of products which fulfill a similar need for a market segment or market as a whole.
The difference between the maximum and minimum temperatures or between the highest and lowest mean temperatures during a specified time interval.
It is the sensing range for which the sensor can stably detect the standard sensing object even if there is an ambient temperature drift and/or supply voltage fluctuation. (Normally, it is 70 to 80 % of the maximum operation distance.)
a particular group of related products.