Temperature switches are used in machine building and other industrial applications for limiting temperature. They monitor the temperature and react at a predefined point. To protect from overheating they either switch the equipment or machine off or switch on a fan …
Switching function
How does one specify the switch point of a float switch?
| Enrico Bossart | LevelIn the specification of the switch points of a float switch, misunderstandings always lead to unsuitable product designs. How one correctly specifies the switch point of a float switch will be explained here. The basic prerequisite for the correct specification …
Certification for fire-protection applications
| Fabian Lotter | ApplicationsThe word certification is derived from joining together two Latin words, “certe” (meaning certain) and “facere” (to make). Certification describes the common practice with which the fulfilment and compliance with certain standards or requirements should be …
What is meant by the “change-over” switching function with pressure switches?
| Enrico Bossart | Know-howA pressure switch with the “change-over” switching function represents a special version of a pressure switch with two switching outputs acting oppositely to switch two circuits. A “change-over” closes one circuit and simultaneously opens a second circuit. Thus …
What is meant by the “normally open” switching function with pressure switches?
| Enrico Bossart | Know-howPressure switches (for example, a “normally open contact”), are often used for the monitoring and control of safety functions in order to signal any over or underpressure, and thus to prevent any damage to the machinery or the system. Switches with the “normally …