Glossary

Deutsch: Sekunde / Español: Segundo / Português: Segundo / Français: Seconde / Italiano: Secondo

The second (symbol: s) is the base unit of time in the International System of Units (SI) and is also a unit of time in other systems of measurement (abbreviated s or sec) it is the second division of the hour by sixty, the first division by 60 being the minute.

In the industrial context, the term "second" can refer to a unit of time or a unit of measurement for certain physical quantities. Here are some examples and similar things:

1. Time measurement: In industrial settings, time is often measured in seconds, especially when it comes to controlling and monitoring processes. For example, a machine might have a cycle time of 30 seconds, meaning that it completes one cycle every 30 seconds.

2. Movement measurement: The term "second" can also be used to describe a unit of angular movement. For example, in robotics, the movement of a joint might be measured in seconds of arc.

3. Radiation measurement: In radiation protection, the term "rem" (Roentgen equivalent man) is a unit of radiation dose equivalent to 0.01 sievert (Sv), which is equivalent to 100 millisieverts (mSv) or 100,000 microsieverts (μSv). A "microrem" (μrem) is a smaller unit of radiation dose equal to one millionth of a rem.

4. Electrical measurement: In electronics, the term "second" can refer to a unit of electrical capacitance. A farad is the base unit of capacitance in the International System of Units (SI), and a microfarad (μF) is one millionth of a farad.

5. Vibration measurement: In the field of vibration analysis, the term "second" can be used to describe the frequency of a vibration. For example, a vibration with a frequency of 1 Hz completes one cycle per second.

Similar things to the "second" in the industrial context include other units of measurement and standards used in industrial settings, such as meters, kilograms, amps, volts, and watts.