Technical Blog Archive

Pneumatic Air Switch

Pneumatic air switches are part of our product range here at Herga, all our pneumatic air switches can be seen here or compared on our Pneumatic Line Card. Types of Pneumatic Air Switches Pneumatic air switches are available in different types, these are suitable for different...

Switches for Hygiene

Ways to use switches for hygiene The main goal when selecting a switch for hygiene reasons is to eliminate the touchpoints with the hands. There are two different ways to do this: Non-contact infrared switches – using a switch with no contact at all is the best option for reducing the...

What is a Latching Footswitch?

When wired normally open, a latching footswitch can be pressed once to close the electrical circuit and cause a device to switch on. When the pressure is removed from the footswitch, the circuit remains closed until the user compresses the footswitch again to open the circuit and switch the device...

Kill Switch

Kill switches are used as a safety device on a variety of different devices within the industrial sector. A kill switch will cut the power to a machine immediately. Our kill switches are a part of our safety footswitch range. They are a separate switch which can be incorporated as part of the...

What is a Double Pole Switch?

Double pole switches are connected to two separate electric circuits. They essentially contain 2 switches which are linked together and can complete the circuit either simultaneously or staggered. Double pole switches are used in different types of application, they are popular in the medical...

Squeeze Switch

They are a type of switch which is activated by the user squeezing with their hands or even their elbow.   Squeeze switches are part of our pneumatic range. When the squeeze switch is compressed, a puff of air travels down the PVC tubing to an air switch which activates the electric...